.style_breadcrumb__0Jwpg{height:54px;line-height:54px;font-size:14px;color:#58595c}.style_breadcrumb__0Jwpg a:hover{color:#4c91ff}.style_breadcrumb__0Jwpg h1{display:inline;font-size:14px;font-weight:400}.style_breadcrumb-ielts__rmwXr a:hover{color:#6766dd}.style_separator__PD7_4{padding:0 4px}.style_liuxue-button___Ur8c{box-sizing:border-box;height:36px;width:118px;display:inline-block;line-height:34px;text-align:center;font-size:14px;color:#347efa;background-color:#fff;border:1px solid #347efa;border-radius:4px;overflow:hidden;cursor:pointer;position:relative}.style_liuxue-button___Ur8c:hover{background-color:#e7f7f7}.style_liuxue-button___Ur8c.style_button-primary__N4jUl{color:#fff;background:linear-gradient(270deg,#0af,#428eff);border:none;line-height:36px}.style_liuxue-button___Ur8c.style_button-primary__N4jUl>div{display:inline}.style_liuxue-button___Ur8c.style_button-primary__N4jUl:hover{background:linear-gradient(270deg,#3bf,#67a4ff)}.style_liuxue-button___Ur8c.style_button-default__pIy38{color:#347efa;border-color:#347efa}.style_liuxue-button___Ur8c.style_button-default__pIy38:hover{color:#347efa;background:#e9f1ff!important;border-color:#347efa}.style_liuxue-button___Ur8c.style_button-tag__rUdIM{color:#58595c;background-color:#f7f9fc;border:none;line-height:36px}.style_liuxue-button___Ur8c.style_button-tag__rUdIM:hover{color:#347efa;background-color:#f2f7ff}.style_liuxue-button___Ur8c.style_button-info__4jRDs{color:#333;background-color:#fff;border-color:#e6e7eb}.style_liuxue-button___Ur8c.style_button-info__4jRDs:hover{color:#347efa;border-color:#347efa}.style_liuxue-button___Ur8c.style_button-large__s_lIR{width:160px;height:44px;line-height:42px;font-size:18px}.style_liuxue-button___Ur8c.style_button-large__s_lIR.style_button-primary__N4jUl,.style_liuxue-button___Ur8c.style_button-large__s_lIR.style_button-tag__rUdIM{line-height:44px}.style_liuxue-button___Ur8c.style_button-small__d2FCZ{width:88px;height:32px;line-height:30px}.style_liuxue-button___Ur8c.style_button-small__d2FCZ.style_button-primary__N4jUl,.style_liuxue-button___Ur8c.style_button-small__d2FCZ.style_button-tag__rUdIM{line-height:32px}.style_user-panel__6x5_5{width:282px;height:375px;position:relative;background-color:#fff;border-radius:4px;box-shadow:0 2px 20px 0 rgba(183,197,217,.2)}.style_user-panel-logout__gepSA{height:350px}.style_user-header__AuZyL{height:60px;box-sizing:content-box;padding:32px 0 24px 24px;display:flex}.style_user-header-avatar__ZvfM0{width:60px;height:60px;box-sizing:border-box;margin-right:14px;border:1px solid #347efa;border-radius:50%;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/avatar.d79c6525.png);background-size:cover;background-position:50%;background-color:#fff}.style_user-header-right__SoGuX{padding-top:4px;flex:1}.style_user-header-name__yuBRt{height:20px;margin-bottom:8px;font-size:18px;font-weight:500;width:150px;word-break:keep-all;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#333;position:relative;left:-2px}.style_user-header-info__LlBdG{display:flex}.style_user-header-info__LlBdG>div{padding:5px 8px 3px 22px;background:linear-gradient(40deg,#ffe8a9,#ffd97c);color:#cc6300;font-size:11px;font-weight:500;line-height:11px;border-radius:55px;position:relative}.style_user-header-info__LlBdG>div>b{width:33px;height:24px;display:block;position:absolute;top:-3px;left:-4px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/level.7fdee884.png) no-repeat 50%;background-size:contain;border-radius:24px;overflow:hidden}.style_user-header-info__LlBdG>div:last-child{color:#fff;margin-left:8px;background:linear-gradient(40deg,#47cc82,#2ae17c)}.style_user-header-info__LlBdG>div:last-child b{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/growup.c9034d39.png) no-repeat 50%;background-size:contain;border-radius:24px;overflow:hidden}.style_user-header-info__LlBdG>div.style_level__diYbn{padding:0 8px 0 22px;line-height:20px}.style_user-header-info__LlBdG>div.style_level__diYbn b{height:24px;width:35px;top:-2px}.style_user-header-info__LlBdG>div.style_growing__npuZu{padding:0 8px 0 22px;line-height:20px}.style_user-header-info__LlBdG>div.style_growing__npuZu b{top:-2px}.style_user-banner-item__SlsnQ{height:20px;padding:0 24px;margin-bottom:20px;display:flex;line-height:20px;font-size:14px}.style_user-banner-item__SlsnQ:last-child{margin-bottom:30px}.style_user-banner-item__SlsnQ.style_small__H5jvW{height:16px;margin-bottom:17px;line-height:16px;font-size:12px}.style_user-banner-item__SlsnQ.style_small__H5jvW:last-child{margin-bottom:30px}.style_user-banner-item__SlsnQ.style_small__H5jvW .style_user-banner-label__Zk7d9{width:60px}.style_user-banner-item__SlsnQ.style_small__H5jvW .style_user-banner-value__dtDj2{font-size:16px}.style_user-banner-item__SlsnQ.style_small__H5jvW .style_user-banner-value__dtDj2 b,.style_user-banner-item__SlsnQ.style_small__H5jvW .style_user-banner-value__dtDj2 span{line-height:16px;font-size:12px}.style_user-banner-item__SlsnQ.style_small__H5jvW .style_user-banner-icon__NHf1T{width:16px;height:16px}.style_user-banner-label__Zk7d9{width:70px;color:#abaeb3}.style_user-banner-value__dtDj2{flex:1;font-size:18px;color:#404042;font-family:DIN,San Francisco Display,PingFang SC,Microsoft Yahei,Arial,sans-serif}.style_user-banner-value__dtDj2 b,.style_user-banner-value__dtDj2 span{line-height:20px;vertical-align:top;font-size:14px}.style_user-banner-value__dtDj2 b{font-weight:400;color:#404042;text-shadow:0 4px 40px rgba(184,197,217,.5)}.style_user-banner-icon__NHf1T{width:18px;height:18px;display:inline-block;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/edit.e42ccfda.png);background-size:100% 100%;cursor:pointer}.style_user-banner-icon__NHf1T:hover{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/edit_hover.cb47eae4.png)}.style_user-divider__YSWJo{margin:0 24px 24px;border-top:1px dashed #eaebef}.style_user-content__sTN_7{display:flex;padding:19px 40px 20px}.style_user-content-item__2ljmY{width:90px;text-align:center}.style_user-content-value__Ybjze{margin-bottom:6px;font-size:16px;line-height:16px;color:#404042;font-family:DIN,San Francisco Display,PingFang SC,Microsoft Yahei,Arial,sans-serif}.style_user-content-value__Ybjze>span{font-size:12px;vertical-align:bottom}.style_user-content-label__3faAr{height:14px;line-height:14px;font-size:12px;color:#abaeb3}.style_user-content-line__4WNeq{flex:1;padding-top:6px;text-align:center}.style_user-content-line__4WNeq>b{display:inline-block;width:1px;height:24px;background-color:#eaebef}.style_user-menu-card___3J0E{display:flex;box-sizing:border-box;height:56px;padding:8px 24px 8px 8px;margin:0 16px 8px;line-height:40px;background-color:#f7f9fc;border-radius:4px;cursor:pointer}.style_user-menu-card___3J0E:hover .style_user-menu-jump__UUiE1{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/jumpTo_hover.2e500542.png)}.style_user-menu-card___3J0E:hover .style_user-menu-name__Uc9bK{color:#347efa}.style_user-menu-icon__BwEhn{width:40px;height:40px;margin-right:16px;background-size:100% 100%}.style_user-menu-icon-question__ReQmy{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/question.76079198.png)}.style_user-menu-icon-ask__GLys4{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ask.f90aec85.png)}.style_user-menu-name__Uc9bK{flex:1;font-size:14px;color:#58595c}.style_user-menu-jump__UUiE1{width:6px;height:10px;margin-top:15px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/jumpTo.ec5ce345.png);background-size:100% 100%}.style_user-default-avatar__rPNJG{position:absolute;top:0;width:282px;height:122px;padding-top:32px;padding-bottom:24px;text-align:center}.style_user-default-avatar__rPNJG span{display:inline-block;width:66px;height:66px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/avatar.d79c6525.png);background-size:100% 100%}.style_user-background__unb39{height:122px}.style_user-background__unb39 span{display:block;height:70px;background:linear-gradient(180deg,#f7f9fc,rgba(247,249,252,0))}.style_user-banner-text__TLcAl{text-align:center;font-size:16px;color:#58595c}.style_user-login__zQbVW{margin:16px auto 24px;text-align:center}.style_banner-wrap__9cxLs{box-sizing:border-box;width:898px;height:150px;margin-bottom:20px;padding:66px 32px 0;background-image:url(https://daxueui-cos.koocdn.com/chuguo/public-images/56JI5n_1757298797.png);background-size:100% 100%;border-radius:4px;box-shadow:0 2px 20px 0 rgba(183,197,217,.2)}.style_banner-title__zk3fi{margin-bottom:11px;font-size:24px;color:#fff;font-weight:700}.style_banner-desc__a4LRJ{color:#fff}.style_banner-desc__a4LRJ p{line-height:26px;font-size:14px}.style_search-table-head__peWD8{height:56px;line-height:56px;font-size:14px;color:#58595c;position:relative;background-color:#f7f9fc}.style_head-wrap__c0cZ6{display:flex;height:56px;margin:0}.style_head-border__YGbL4{width:3px;height:24px;position:absolute;top:16px;left:0;background:linear-gradient(214deg,#0af,#3787ff);border-radius:0 100px 100px 0}.style_head-name__XlEvR{display:inline-block;margin-right:10px;color:#333;font-size:18px;font-weight:600}.style_table-title__hLU7j{width:307px;box-sizing:border-box;padding-left:32px}.style_table-title__hLU7j>span{vertical-align:top}.style_table-rule__vB3UG{width:56px;margin-right:158px;text-align:center}.style_table-collect__sgLXr{width:56px;margin-right:195px;text-align:center}.style_table-collect-link__nW4ud:hover{text-decoration:underline}.style_table-analysis__8lot2{margin-left:8px}.style_table-topic__dv9aZ{width:98px;margin-right:88px;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.style_table-practice__l8w6k{flex:1;text-align:center}.style_table-practice-jump__M5J4j{text-align:left}.style_table-jump__JV9Ea{display:inline-block;margin-right:22px;cursor:pointer}.style_table-jump__JV9Ea span{display:inline-block;width:18px;height:18px;margin-right:4px;vertical-align:middle;position:relative;top:-1px;opacity:0;background-size:100% 100%}.style_table-jump-text__8wj9x{display:inline-block;width:28px;color:#333}.style_table-jump-text__8wj9x:hover{text-decoration:underline}.style_table-jump-analysis__VRcTk span{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/analysis.257adeac.png)}.style_question-item__8J0lm{position:relative;cursor:default}.style_question-item__8J0lm .style_table-record__7rToE,.style_question-item__8J0lm .style_table-topic__dv9aZ{color:#333}.style_question-item__8J0lm .style_table-rule__vB3UG{cursor:pointer}.style_question-item__8J0lm .style_table-rule__vB3UG:hover{text-decoration:underline}.style_question-item-content__ja2k2{display:flex;padding:0;box-sizing:border-box;height:65px;line-height:65px;position:relative}.style_question-item-content-last__P7A_H{height:64px;line-height:64px}.style_question-item-opacity__hMOYf{height:65px;display:none}.style_question-item-opacity-last__2pSLO{height:64px}.style_question-item-border__sVWYp{position:absolute;bottom:0;left:24px;width:850px;height:1px}.style_question-item-border__sVWYp span{display:block;height:1px;background-color:#f5f7fa}.style_question-item__8J0lm:hover .style_question-title__DPGLq,.style_question-item__8J0lm:hover .style_table-collect-link__nW4ud,.style_question-item__8J0lm:hover .style_table-rule__vB3UG{color:#347efa}.style_question-item__8J0lm:hover .style_table-jump__JV9Ea span{opacity:1}.style_question-item__8J0lm:hover .style_table-jump-text__8wj9x{color:#347efa}.style_question-item__8J0lm:hover .style_question-item-content__ja2k2{width:100%;height:66px;line-height:66px;position:absolute;top:-1px;z-index:1;background-color:#fff;box-shadow:0 0 10px 0 rgba(162,196,198,.2)}.style_question-item__8J0lm:hover .style_question-item-content__ja2k2 .style_question-item-border__sVWYp{display:none}.style_question-item__8J0lm:hover .style_question-item-opacity__hMOYf{display:block}.style_question-title__DPGLq{width:307px;box-sizing:border-box;padding-left:32px;padding-right:15px;font-size:16px;color:#333;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}.style_question-title__DPGLq:hover{text-decoration:underline}.style_search-item__Cym5N{display:flex;margin-bottom:8px}.style_search-item-nodiff__oG_pp{margin-bottom:18px}.style_search-item-last__Nzf9S{margin-bottom:30px}.style_search-label__bL6PX{box-sizing:border-box;width:82px;padding-left:32px;line-height:36px;font-size:14px;color:#333}.style_search-tags__23Tt4{flex:1;font-size:0}.style_search-order-btn__23jFf{display:inline-block;margin-right:16px;margin-bottom:12px;vertical-align:top}.style_search-order-btn-active__ewjI7:hover{background:linear-gradient(214deg,#0af,#3787ff)!important}.style_empty_style_self_add__rQH1x{opacity:1}.style_practice-list__ycY35{width:898px;background-color:#fff;border-radius:4px;box-shadow:0 2px 20px 0 rgba(183,197,217,.2)}.style_practice-list-logout__cNimn{min-height:776px}.style_nav___pmXL{height:64px;padding-left:32px;position:relative;color:#58595c;border-bottom:1px solid #eaebef}.style_nav-item__2wVoM{width:98px;height:64px;display:inline-block;line-height:64px;margin-right:72px;position:relative;font-size:18px;cursor:pointer}.style_nav-item__2wVoM:hover{color:#347efa}.style_nav-item__2wVoM:hover.style_nav-item-og__9EAir span{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/og_active.53e849ac.png)!important}.style_nav-item__2wVoM:hover.style_nav-item-topic__7tfF0 span{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/topic_active.b57c7064.png)!important}.style_nav-item__2wVoM span{display:inline-block;width:18px;height:18px;vertical-align:middle;margin-right:8px;position:relative;top:-1px;background-size:100% 100%}.style_nav-item-border__WkvlD{width:98px;height:3px;position:absolute;bottom:0;background:linear-gradient(248deg,#0af,#3787ff);border-radius:100px 100px 0 0}.style_nav-item__2wVoM .style_explain-arror__s0WU9{position:absolute;width:0;height:0;bottom:-20px;left:calc(50% - 5px);border:6px solid transparent;border-bottom-color:#f2fcfc}.style_nav-item-og__9EAir span{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/og.59b89deb.png)}.style_nav-item-og__9EAir.style_nav-item-active__xev_a{color:#347efa}.style_nav-item-og__9EAir.style_nav-item-active__xev_a span{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/og_active.53e849ac.png)}.style_nav-item-topic__7tfF0 span{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/topic.a104565e.png)}.style_nav-item-topic__7tfF0.style_nav-item-active__xev_a{color:#347efa}.style_nav-item-topic__7tfF0.style_nav-item-active__xev_a span{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/topic_active.b57c7064.png)}.style_nav-info__iSaJy{position:absolute;top:28px;right:26px;display:flex}.style_nav-info-icon__3HkiL{width:14px;height:14px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/sign.49ab5733.png);background-size:100% 100%}.style_nav-info-text__RQgHA{margin-left:7px;height:14px;line-height:14px;color:#999;font-size:14px}.style_content__8gfZz{padding-top:20px}.style_explain__RPFcQ{box-sizing:border-box;margin:0 16px 20px;height:36px;line-height:36px;padding-left:16px;color:#347efa;font-size:14px;background-color:#f2f7ff;border-radius:4px}.style_advert__LmOt3 .style_item__bGi7V{width:100%;background:#fff;box-shadow:0 2px 20px 0 rgba(183,197,217,.2);margin-top:20px;padding:16px;border-radius:4px;overflow:hidden}.style_advert__LmOt3 .style_item__bGi7V a{display:block}.style_advert__LmOt3 .style_item__bGi7V a img{vertical-align:bottom;width:100%}.style_course-image__Dg0g6{position:relative;border-radius:4px;overflow:hidden}.style_course-image__Dg0g6 img{width:100%;vertical-align:bottom}.style_course-image__Dg0g6 .style_liveTag__XtTv0{height:28px;padding-right:8px;position:absolute;top:0;right:0;line-height:28px;font-size:14px;color:#fff;text-align:right;background:rgba(0,0,0,.52);border-radius:0 3px 0 10px}.style_course-image__Dg0g6 .style_liveTag__XtTv0:before{content:"";display:inline-block;width:17px;height:17px;background-size:100%;vertical-align:middle;position:relative;top:-3px;right:1px}.style_course-image__Dg0g6 .style_online__G5abN{width:74px}.style_course-image__Dg0g6 .style_online__G5abN:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-live.7bc81121.gif)}.style_course-image__Dg0g6 .style_beforeLive__azHBv:before{margin-left:8px;margin-right:4px;top:-1px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-countdown.b2efa463.png)}.style_course-image__Dg0g6 .style_sub__6MoS_ i{display:none}.style_course-image__Dg0g6 .style_sub__6MoS_.style_liveSub__dMk3m{display:block;height:28px;background:rgba(0,0,0,.52);border-radius:0 6px 0 10px;position:absolute;right:0;top:0}.style_course-image__Dg0g6 .style_sub__6MoS_.style_liveSub__dMk3m .style_live__J7hBz{padding:4px 8px 4px 24px;font-size:14px;font-weight:400;color:#fff;line-height:20px;display:block;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-live.7bc81121.gif) no-repeat 5px 5px;background-size:16px 16px}.style_course-image__Dg0g6 .style_sub__6MoS_.style_countdownSub__NzMOg{display:block;height:28px;background:rgba(0,0,0,.52);border-radius:0 6px 0 10px;position:absolute;right:0;top:0}.style_course-image__Dg0g6 .style_sub__6MoS_.style_countdownSub__NzMOg .style_countdown__FUcTT{padding:4px 8px 4px 27px;font-size:14px;font-weight:400;color:#fff;line-height:20px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-countdown.b2efa463.png) no-repeat 8px;background-size:15px 15px;display:block}.style_course-image__Dg0g6 .style_sub__6MoS_.style_nowDateSub__5OEi4{display:block;height:28px;background:rgba(0,0,0,.52);border-radius:0 6px 0 10px;position:absolute;right:0;top:0}.style_course-image__Dg0g6 .style_sub__6MoS_.style_nowDateSub__5OEi4 .style_nowDate__yhsu7{height:28px;padding-left:27px;padding-right:8px;font-size:14px;font-weight:400;color:#fff;line-height:19px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/nowDate.6b156f95.png) no-repeat 8px;background-size:15px 15px;display:block;line-height:28px}.style_course-name__kWQTX{margin:16px 0 0 4px;height:22px;line-height:22px;font-size:16px;overflow:hidden;text-overflow:ellipsis;font-weight:500;white-space:nowrap;color:#333}.style_isChinese__dCjrw{text-indent:-.5em}.style_course-desc__P94yW{margin:4px 0 0 4px;line-height:20px;height:20px;border-radius:4px;color:#777;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.style_course-price__lmbvG{margin-top:10px;margin-left:4px;display:flex;align-items:flex-end;font-family:San Francisco Display,PingFang SC,Microsoft Yahei,Arial,sans-serif}.style_course-price__lmbvG .style_price__bkqJy{margin-right:9px;font-size:20px;color:#ff7415;line-height:16px;display:flex;align-items:flex-end}.style_course-price__lmbvG .style_price__bkqJy .style_rmb-symbol__BRwUd{font-size:14px;margin-right:3px;display:block;height:14px;font-style:normal}.style_course-price__lmbvG .style_price__bkqJy>b{font-weight:500;line-height:16px}.style_course-price__lmbvG .style_tuan__VQ_EH{margin-right:9px;width:45px;height:18px;line-height:18px;text-align:center;color:#7668c9;font-size:12px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/group-tag.f93cdd78.png);background-size:100% 100%;margin-bottom:-2px}div.style_original__7oSio{color:#bebebe;font-size:14px;position:relative;display:flex;align-items:flex-end}div.style_original__7oSio>i{font-size:12px;display:block;height:12px;line-height:12px;font-family:San Francisco Display,PingFang SC,Microsoft Yahei,Arial,sans-serif;font-style:normal}div.style_original__7oSio>b{font-style:normal;font-weight:400;font-size:14px}div.style_original__7oSio:after{content:"";width:100%;height:1px;background:#abaeb3;display:block;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.style_content-wrapper__WAa4Y{min-height:calc(100% - 525px)}.style_practice-home-header__SWRGW{position:fixed!important;top:0}.style_home-wrapper__VBH62{width:1200px;margin:0 auto;padding-top:70px;padding-bottom:40px;font-family:SF Pro Text,SF Pro Icons,Helvetica Neue,Helvetica,San Francisco,Arial,PingFang SC,Microsoft Yahei,STHeiti,Microsoft JhengHei,SimSun,sans-serif}.style_home-wrapper-content__Qc8lp{display:flex}.style_home-wrapper-left__fP3rw{width:898px;margin-right:20px;position:relative}.style_home-wrapper-right__gJioi{flex:1}.style_home-wrapper-right-top__V_iqV{margin-bottom:20px}.style_home-wrapper-right-bottom__XcdRL{width:282px}.style_home-breadcrumb__rEddP{display:flex}.style_home-breadcrumb-right__TEI5w{line-height:54px;flex:1;text-align:right}.style_home-breadcrumb-right__TEI5w a{display:inline-block;margin-left:12px}.style_home-breadcrumb-right__TEI5w a:hover{color:#6766dd}.style_modal-mask__VUr_T{height:100%;background-color:rgba(0,0,0,.6)}.style_modal-mask__VUr_T,.style_modal-wrap__BZwfo{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1002}.style_modal-wrap__BZwfo{overflow:auto;outline:0}.style_modal-body__Jirc4{box-sizing:border-box;padding:0;color:rgba(0,0,0,.65);font-size:14px;line-height:1.5;list-style:none;position:relative;top:50%;transform:translateY(-50%);margin:-20px auto 0;width:auto;background-color:#fff;border-radius:6px}.style_modal-header__0t47s{height:60px;position:relative;border-bottom:1px solid #eaebef}.style_modal-title__xJI0d{height:60px;line-height:60px;margin:0;padding-left:24px;font-size:20px;font-weight:400;color:#404042}.style_modal-close__eULvc{width:14px;height:14px;position:absolute;top:24px;right:24px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/close.69c7cc85.png);background-size:100% 100%;cursor:pointer}.style_modal-footer__eADIT{box-sizing:border-box;height:76px;padding-top:20px;padding-right:24px;text-align:right;border-top:1px solid #eaebef}.style_modal-button__TV94g{width:80px!important;color:#404042;vertical-align:middle}.style_modal-button__TV94g:first-child{margin-right:12px}.style_modal-footer-toefl__m9yJo .style_modal-button__TV94g:first-child{border-color:#e6e7eb}.style_modal-footer-toefl__m9yJo .style_modal-button__TV94g:first-child:hover{color:#347efa;border-color:#347efa}.style_confirm__qQc1N{height:148px;box-sizing:border-box;padding:32px 24px 24px 32px;position:relative}.style_close__sNmGg{width:14px;height:14px;position:absolute;top:16px;right:24px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/close.8c93a762.png);background-size:100% 100%;cursor:pointer}.style_body__YOtCg{height:56px;display:flex}.style_alert__ii0xu{width:24px;height:24px;margin-right:8px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/alert.a2ffb0b5.png);background-size:100% 100%}.style_content__PPlDe{padding-top:1px;line-height:22px;font-size:16px;font-weight:500;color:#333}.style_footer___67xi{height:36px;text-align:right}.style_confirm-button__BebwJ{width:80px}.style_confirm-button__BebwJ:first-child{margin-right:12px}.style_default-button__NiG1_{width:104px}.style_loading__x0kHK{animation:style_rotate__f9_6g 1s linear infinite;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/loading.2e3b4b3a.png) no-repeat;background-size:100%;vertical-align:middle;display:inline-block;content:" ";width:24px;height:24px}@keyframes style_rotate__f9_6g{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.style_reply__AEidO{display:flex;padding:20px}.style_reply__AEidO.style_large__HnL14 .style_textarea__TUNd_{width:742px}.style_reply__AEidO.style_large__HnL14 .style_textarea__TUNd_ textarea{width:722px}.style_reply__AEidO.style_large__HnL14 .style_footer___A7Ts{width:742px}.style_avatar__YWeDU{width:40px;height:40px;margin-right:10px;background-size:100% 100%;border:1px solid #347efa;border-radius:50%}.style_group__kqxzq{flex:1}.style_textarea__TUNd_{width:100%;height:80px;box-sizing:border-box;padding:9px 9px 0;border:1px solid #ebecf0;background:#f7f9fc;border-radius:4px}.style_textarea__TUNd_ textarea{width:100%;height:60px;padding:0;resize:none;line-height:20px;font-size:14px;color:#333;background:#f7f9fc;border:none}.style_textarea__TUNd_ textarea:focus{outline:none}.style_textarea__TUNd_ textarea::-webkit-input-placeholder{color:#999}.style_textarea__TUNd_ textarea::-moz-placeholder{color:#999}.style_textarea__TUNd_ textarea:-ms-input-placeholder{color:#999}.style_footer___A7Ts{justify-content:space-between}.style_footer-right__jfSWZ,.style_footer___A7Ts{padding-top:8px;display:flex}.style_reply-type-wrap__yBrlr{display:flex}.style_reply-type__E_RfG{width:60px;height:52px;margin-right:15px;padding-top:6px;position:relative;box-sizing:border-box;text-align:center;cursor:pointer}.style_reply-type-item__msRsv{display:inline-block;height:46px;background-size:100% 100%}.style_reply-type-thinking__2WfJz{width:44px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/thinking.893877cf.png)}.style_reply-type-help__QGGy8{width:37px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/help.891d8506.png)}.style_reply-type-complaint__8NWz7{width:37px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/complaint.01b69e5b.png)}.style_reply-type-active__x3A7A{width:60px;height:52px;display:block;position:absolute;top:0;left:0;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/active.fe5d085e.png);background-size:100% 100%}.style_edit-count__PBafD{height:36px;line-height:36px;margin-right:16px;font-size:12px;color:#999}.style_edit-count__PBafD span.style_warning__m6s6c{color:#fe7065}.style_submit__4VlKA{width:80px;height:36px;padding-top:10px;text-align:center;font-size:16px;color:#fff;background:linear-gradient(270deg,#0af,#428eff);border-radius:4px;cursor:pointer}.style_submit-disabled__kEBlY{opacity:.3;cursor:default}.style_submit__4VlKA.style_isLoading__4DfeR{padding-top:6px}.style_head-control__Wfmet{display:flex}.style_head-control__Wfmet>span{display:flex;height:16px;padding:4px 8px;margin-left:16px;cursor:pointer}.style_head-control__Wfmet>span:first-child{margin-left:0}.style_head-control__Wfmet>span:last-child{padding-right:0}.style_head-control__Wfmet>span b{width:16px;height:16px;background-size:100% 100%}.style_head-control__Wfmet>span span{height:16px;margin-left:5px;line-height:16px;font-size:14px;color:#666}.style_head-control__Wfmet>span.style_reply__8RAnt span{font-size:16px}.style_head-control__Wfmet>span.style_reply__8RAnt b{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/reply.97be2a15.png)}.style_head-control__Wfmet>span.style_support__JlVgw span{font-size:16px}.style_head-control__Wfmet>span.style_support__JlVgw b{position:relative;top:-1px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/support.a2a69527.png)}.style_head-control__Wfmet>span.style_support__JlVgw.style_already__EEpb8 b{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/support-already.3c8e1a79.png)}.style_head-control__Wfmet>span.style_support__JlVgw.style_already__EEpb8 span{color:#fe7065}.style_complaint__FG2EP{opacity:0}.style_complaint__FG2EP:hover{opacity:1}.style_complaint__FG2EP b{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/complaint.f668eeb0.png)}.style_complaint__FG2EP span{margin-left:6px}.style_delete__XYszS b{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/delete.f69c1259.png)}.style_delete__XYszS span{margin-left:6px}.style_reply__xq9lY{margin-top:8px}.style_reply__xq9lY.style_large__P_4mM .style_textarea__LW3Xg{width:690px}.style_reply__xq9lY.style_large__P_4mM .style_textarea__LW3Xg textarea{width:670px}.style_reply__xq9lY.style_large__P_4mM .style_footer__jesmG{width:690px}.style_textarea__LW3Xg{height:60px;box-sizing:border-box;padding:9px;border:1px solid #ebecf0;background:#f7f9fc;border-radius:4px}.style_textarea__LW3Xg textarea{width:100%;height:40px;padding:0;resize:none;line-height:20px;font-size:14px;color:#333;background:#f7f9fc;border:none}.style_textarea__LW3Xg textarea:focus{outline:none}.style_footer__jesmG{margin-top:8px;padding-left:10px;display:flex;justify-content:space-between}.style_footer__jesmG .style_edit-count__2WyHg{height:30px;line-height:30px;font-size:12px;color:#999}.style_footer__jesmG .style_edit-count__2WyHg span.style_warning__f2xi_{color:#fe7065}.style_footer-right__J___W{height:30px;display:flex;line-height:30px}.style_footer__jesmG .style_cancel__qtpDJ{margin-right:20px;font-size:14px;color:#666;cursor:pointer}.style_footer__jesmG .style_submit__6r3jL{width:68px;height:30px;line-height:30px;text-align:center;color:#fff;border-radius:4px;background:linear-gradient(270deg,#0af,#428eff);cursor:pointer}.style_footer__jesmG .style_submit-disabled__Jidw2{opacity:.3;cursor:default}.style_avatar__OD23I{width:40px;height:40px;margin-right:18px;position:relative;background-size:100% 100%;border-radius:50%}.style_avatar-small__vz4ll{width:32px;height:32px;margin-right:12px}.style_avatar-small__vz4ll .style_tag__xRHEd{width:18px;height:10px}.style_tag__xRHEd{display:block;width:24px;height:12px;position:absolute;bottom:0;right:0;background-size:100% 100%}.style_tag-self___rllp{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/self.20b0c27f.png)}.style_tag-authority__Iq_qe{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/authority.fbcd20ed.png)}.style_reply-item-wrap__gjE_3{padding:0 20px}.style_reply-item-wrap__gjE_3:first-child .style_line__jl8Vh{margin-left:50px}.style_reply-item-wrap__gjE_3:last-child{padding-bottom:12px}.style_line__jl8Vh{display:block;height:1px;margin-left:58px;background-color:#ebecf0}.style_reply-item__yYGfc{padding-top:20px;padding-bottom:20px;display:flex}.style_reply-item__yYGfc.style_large__Q3GL_ .style_child-reply-content__NK6a3{width:690px}.style_reply-right__cleNh{flex:1}.style_avatar__7NtQ8{width:40px;height:40px;margin-right:18px;background-size:100% 100%;border-radius:50%}.style_head__dYUtZ{padding-top:1px;display:flex}.style_head__dYUtZ .style_head-detail__DarfV{flex:1;width:0}.style_head-info__FyP8F{height:20px;max-width:100%;margin-bottom:3px;display:flex;line-height:20px}.style_head-username__jW6Pg{font-size:14px;color:#333;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.style_head__dYUtZ .style_top__Hn9it{width:27px;height:16px;margin-top:2px;margin-left:8px;flex-shrink:0;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/top.4a20ba24.png);background-size:100% 100%}.style_head__dYUtZ .style_tag__GlPsq{width:47px;height:20px;margin-left:6px;flex-shrink:0;background-size:100% 100%}.style_head__dYUtZ .style_tag-thinking__82fun{width:65px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/thinking.e5522cde.png)}.style_head__dYUtZ .style_tag-help__GvMfO{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/help.dd5b4171.png)}.style_head__dYUtZ .style_tag-complaint__il7Pi{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/complaint.526dbfb1.png)}.style_head-time__CwIVg{height:12px;line-height:12px;font-size:12px;color:#999}.style_head-control__Oy5t_{padding-top:7px}.style_content__S2vKz{margin-top:8px;line-height:20px;font-size:14px;overflow-wrap:break-word;white-space:pre-wrap;color:#333;white-space:pre-line}.style_child-reply__fw_qd{margin-top:20px;display:flex}.style_child-reply-avatar__590Ud{width:32px;height:32px;margin-right:12px;background-size:100% 100%;border-radius:50%}.style_child-reply-right__YqBBq{flex:1}.style_child-reply-control__WEnau{padding-top:4px}.style_child-reply-head__69dnr{display:flex}.style_child-reply-detail__MzXMD{flex:1;width:0}.style_child-reply-info__aU3VR{height:18px;line-height:18px;color:#333;font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.style_child-reply-info__aU3VR span{color:#666;font-weight:400}.style_child-reply-time___7H_y{margin-top:2px;font-size:12px;color:#999}.style_child-reply-content__NK6a3{margin-top:8px;line-height:20px;font-size:14px;overflow-wrap:break-word;white-space:pre-wrap;color:#333}.style_seeMore__rQQoV{height:20px;margin-top:20px;margin-left:44px;line-height:20px;font-size:14px;color:#347efa;cursor:pointer}.style_seeMore__rQQoV b{display:inline-block;width:6px;height:10px;margin-left:4px;background-size:100% 100%;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/arror.f1b205c9.png)}.style_nologin__QGH23{font-size:14px;line-height:22px;color:#58595c;background-color:#fff;position:relative;height:160px}.style_nologin__QGH23 .style_content-wrap__8Hy2x{height:140px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/bg-no-login.4d72f1e1.png) no-repeat;background-size:100%;margin:20px 14px 20px 20px}.style_nologin__QGH23 .style_content__fbv6L{top:50%;left:50%;margin-top:-20px;padding-left:25px;position:absolute}.style_nologin__QGH23 a{cursor:pointer;color:#4c91ff}.style_nologin__QGH23 a:hover{text-decoration:underline}.style_nologin__QGH23 .style_regist__vVxWx:after{width:8px;height:12px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/arrow-right.a28d3749.png) no-repeat;background-size:100%;display:inline-block;vertical-align:middle;position:relative;top:-2px;left:3px;content:" "}.style_reply-wrap__p7Qyd{position:relative;width:844px;background-color:#fff;border-radius:4px;margin-right:6px}.style_reply-wrap__p7Qyd:after{position:absolute;bottom:0;left:0;display:block;content:"";width:100%;height:16px;border-radius:4px;background:linear-gradient(180deg,hsla(0,0%,100%,0),#fff 52%,#fff)}.style_reply-wrap__p7Qyd .style_reply-content__An6c5{max-height:838px;overflow-y:scroll}.style_reply-wrap__p7Qyd .style_reply-content__An6c5::-webkit-scrollbar{width:4px;height:1px;background-color:transparent}.style_reply-wrap__p7Qyd .style_reply-content__An6c5::-webkit-scrollbar-track{background-color:transparent}.style_reply-wrap__p7Qyd .style_reply-content__An6c5::-webkit-scrollbar-thumb{background:#e6e7eb;border-radius:4px}.style_reply-wrap__p7Qyd .style_header__7C292{position:relative;width:100%;height:64px;line-height:64px;padding-left:21px;font-size:16px;color:#347efa;font-weight:700;border-bottom:1px solid #eff1f4}.style_reply-wrap__p7Qyd .style_header__7C292:before{position:absolute;top:20px;left:0;display:block;content:"";width:3px;height:24px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/title-border.c9e4699d.png) no-repeat;background-size:100%}.style_reply-wrap__p7Qyd.style_large__oz9Yl .style_seeMore__5TleG b{width:734px}.style_reply-wrap__p7Qyd.style_large__oz9Yl,.style_reply-wrap__p7Qyd.style_middle__Kuv0d{padding-top:16px}.style_reply-wrap__p7Qyd textarea{font-family:Pro Text,SF Pro Icons,Helvetica Neue,Helvetica,San Francisco,Arial,PingFang SC,Microsoft Yahei,STHeiti,Microsoft JhengHei,SimSun,sans-serif}.style_noMore__5E_La,.style_seeMore__5TleG{padding-bottom:20px;text-align:center}.style_noMore__5E_La b,.style_seeMore__5TleG b{display:block;height:1px;margin-left:79px;margin-bottom:20px;margin-right:20px;background-color:#ebecf0}.style_noMore__5E_La span,.style_seeMore__5TleG span{line-height:20px;font-size:14px;color:#347efa;cursor:pointer}.style_noMore__5E_La span.style_noMore-text__9s878,.style_seeMore__5TleG span.style_noMore-text__9s878{color:#777;cursor:default}.style_menu-wrap__Ux0RP{position:relative;background:#fff;box-shadow:0 2px 20px 0 rgba(183,197,217,.2);border-radius:4px;max-height:710px;width:335px;margin-bottom:26px}.style_menu-wrap__Ux0RP:after{position:absolute;bottom:-6px;left:0;display:block;content:"";width:335px;height:16px;border-radius:4px;background:linear-gradient(180deg,hsla(0,0%,100%,0),#fff 52%,#fff)}.style_menu-wrap__Ux0RP .style_header__NI5L9{position:relative;width:100%;height:64px;line-height:64px;padding-left:21px;font-size:16px;color:#347efa;font-weight:700;border-bottom:1px solid #eff1f4}.style_menu-wrap__Ux0RP .style_header__NI5L9:before{position:absolute;top:20px;left:0;display:block;content:"";width:3px;height:24px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/title-border.c9e4699d.png) no-repeat;background-size:100%}.style_menu-wrap__Ux0RP .style_select__w_UzF{display:flex;padding:20px}.style_menu-wrap__Ux0RP .style_select__w_UzF .style_item__bKkuo+.style_item__bKkuo{margin-left:16px}.style_menu-wrap__Ux0RP .style_select__w_UzF .style_item__bKkuo{width:88px;height:32px;border-radius:4px;text-align:center;color:#58595c;font-size:14px;border:1px solid #c2c8d0;display:flex;align-items:center;justify-content:center;position:relative;cursor:pointer}.style_menu-wrap__Ux0RP .style_select__w_UzF .style_item__bKkuo i{display:inline-block;width:14px;height:14px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/down.1b16f052.png) no-repeat 50%;background-size:100%;margin-left:2px}.style_menu-wrap__Ux0RP .style_select__w_UzF .style_item__bKkuo:hover{border:1px solid #4c91ff;color:#4c91ff}.style_menu-wrap__Ux0RP .style_select__w_UzF .style_item__bKkuo:hover i{display:inline-block;width:14px;height:14px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/down-hover.96fdcb6c.png) no-repeat 50%;background-size:100%;margin-left:2px}.style_menu-wrap__Ux0RP .style_select__w_UzF .style_item__bKkuo.style_up__zOry_{border:1px solid #4c91ff;color:#4c91ff}.style_menu-wrap__Ux0RP .style_select__w_UzF .style_item__bKkuo.style_up__zOry_ i{display:inline-block;width:14px;height:14px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/up.aa234427.png) no-repeat 50%;background-size:100%;margin-left:2px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq{position:relative}.style_menu-wrap__Ux0RP .style_navagation-first__4uKZB{position:absolute;top:-10px;left:-10px;z-index:999}.style_menu-wrap__Ux0RP .style_navagation-second__bCFg5,.style_menu-wrap__Ux0RP .style_navagation-third__aENVI{position:absolute;top:0;left:110px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show__iCYPK{width:150px;background:#fff;border:1px solid #eaebef;box-shadow:0 0 10px 0 rgba(0,0,0,.04),0 1px 0 0 rgba(0,0,0,.04);border-radius:2px;box-shadow:0 2px 20px 0 rgba(117,132,154,.2)}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show__iCYPK:before{position:absolute;top:-6px;right:72px;display:block;content:"";width:12px;height:6px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/triangle.e5ddeb7a.png) bottom no-repeat;background-size:100%}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show__iCYPK .style_list-scroll__nmlc2{max-height:345px;overflow-y:auto;overflow-x:hidden;display:flex;flex-wrap:wrap;margin-right:2px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show__iCYPK .style_list-scroll__nmlc2::-webkit-scrollbar{width:4px;height:1px;background-color:transparent}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show__iCYPK .style_list-scroll__nmlc2::-webkit-scrollbar-track{background-color:transparent}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show__iCYPK .style_list-scroll__nmlc2::-webkit-scrollbar-thumb{background:#e6e7eb;border-radius:4px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show-topic-second__e6yew{left:182px;width:298px;margin-left:-148px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show-topic-second__e6yew .style_list-scroll__nmlc2{margin-top:-6px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show-topic-second__e6yew .style_item-wrap__faSvk{display:inline-block;width:50%}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show-topic-second__e6yew:before{position:relative;left:145px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_show-topic-third__oT9Xn{left:182px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM .style_item__bKkuo{list-style:none;height:50px;line-height:50px;text-align:center;cursor:pointer}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM .style_item-og__FaJY_{width:148px}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM .style_item__bKkuo a{font-size:16px;font-weight:400;color:#404042}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM .style_item__bKkuo:hover a{color:#4c91ff}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM .style_item-active__BNOSx{background:#f8fbff}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM .style_item-active__BNOSx a{color:#4c91ff}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM .style_show__iCYPK{display:block}.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_triangle-active__vBqE2 .style_navagation-second__bCFg5:before,.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_triangle-active__vBqE2 .style_navagation-third__aENVI:before,.style_menu-wrap__Ux0RP .style_navagation__B76Cq .style_content__xqoUM.style_triangle-active__vBqE2:before,.style_show__iCYPK:before{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/triangle-active.bf8b9a34.png) bottom no-repeat;background-size:100%}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E{max-height:578px;overflow-y:auto;overflow-x:hidden;background:#fff;padding:0 0 20px 20px;border-radius:4px;margin-right:6px}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E::-webkit-scrollbar{width:4px;height:1px;background-color:transparent}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E::-webkit-scrollbar-track{background-color:transparent}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E::-webkit-scrollbar-thumb{background:#e6e7eb;border-radius:4px}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_menu-item__r1Kn2+.style_menu-item__r1Kn2{margin-top:20px}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_title__MS808{position:relative;font-size:16px;color:#333;line-height:22px;font-weight:700}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw{display:flex;flex-wrap:wrap;margin-top:-4px;margin-right:-16px}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw li{position:relative;margin-top:16px;list-style:none;width:36px;height:36px;line-height:36px;background:#f7f9fc;text-align:center;border-radius:4px;font-size:16px;color:#58595c;font-weight:400;margin-right:16px;box-sizing:border-box;cursor:pointer}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw li:hover{color:#58595c;background:#f0f5fc}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw .style_collect__7BiOh:after{position:absolute;top:-1px;left:3px;display:block;content:"";width:9px;height:12px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/collect.2b5e884b.png) no-repeat;background-size:100%}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw .style_right__N_w_P{color:#02b068}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw .style_right__N_w_P:hover{background:#f0f5fc;color:#02b068}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw .style_wrong__j_u4b{color:#f27070}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw .style_wrong__j_u4b:hover{background:#f0f5fc;color:#f27070}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw .style_active___YiUw{background:#4c91ff;color:#fff;border:none}.style_menu-wrap__Ux0RP .style_menu-content__uxa2E .style_list__satJw .style_active___YiUw:hover{color:#fff;background:#4889f2}@-moz-document url-prefix(){.style_menu-wrap__Ux0RP .style_menu-content__uxa2E{margin-right:0!important}}@media (-ms-high-contrast:none),screen and (-ms-high-contrast:active){.style_menu-wrap__Ux0RP .style_menu-content__uxa2E{margin-right:0!important}}@supports(-ms-ime-align:auto){.style_menu-wrap__Ux0RP .style_menu-content__uxa2E{margin-right:0!important}}.style_modal__HCz4r{opacity:.1}.style_favorite__YPbAg{display:inline-block;height:16px;line-height:16px}.style_favorite__YPbAg>span{font-size:14px;height:16px;line-height:16px;font-weight:400;color:#333;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.style_favorite__YPbAg>span:before{content:" ";width:15px;height:15px;display:inline-block;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/star.fb954d78.png);background-size:100%;vertical-align:top;margin:0 5px 0 0;position:relative;top:0}.style_favorite__YPbAg>span:hover{color:#347efa}.style_favorite__YPbAg>span:hover:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/star-hover.1d4d2f10.png)}.style_favorite__YPbAg>span.style_active__3VLcb:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/star-active.0e915bf8.png)}.style_favorite__YPbAg>span.style_feedback__5LLMh{margin-right:14px}.style_favorite__YPbAg>span.style_feedback__5LLMh:before{width:17px;height:17px;background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/feedback.ad3dca6b.png)}.style_favorite__YPbAg>span.style_feedback__5LLMh:hover:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/feedback_hover.45703dc5.png)}.style_favorite__YPbAg>span:hover span{color:#347efa}.style_type-options__2sDtN{justify-content:space-between;display:flex;width:100%;padding:24px;overflow:hidden}.style_type-button__tQmFI{display:inline-block;color:#333;width:120px;height:140px;padding-top:14px;text-align:center;font-size:16px;line-height:18px;background:#f7f9fc;border:1px solid #f7f9fc;font-weight:400;-webkit-user-select:none;-moz-user-select:none;user-select:none;box-sizing:border-box;border-radius:4px;cursor:pointer;position:relative}.style_type-button__tQmFI:before{content:" ";width:100%;height:60px;display:block;position:absolute;top:56px;background-size:auto 100%;background-repeat:no-repeat;background-position:50%}.style_type-button__tQmFI.style_ico-1__kwkRm:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-difficult.8b3be6b5.png)}.style_type-button__tQmFI.style_ico-2__PwxR4:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-mistake.979dde96.png)}.style_type-button__tQmFI.style_ico-3__aUidt:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-other.46769fdb.png)}.style_type-button__tQmFI.style_active__3VLcb,.style_type-button__tQmFI:hover{border:1px solid #347efa;background:#f4f8ff;color:#347efa}.style_type-button__tQmFI.style_active__3VLcb.style_ico-1__kwkRm:before,.style_type-button__tQmFI:hover.style_ico-1__kwkRm:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-difficult-active.a6cb1536.png);background-size:auto 59px;background-position:19px 0}.style_type-button__tQmFI.style_active__3VLcb.style_ico-2__PwxR4:before,.style_type-button__tQmFI:hover.style_ico-2__PwxR4:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-mistake-active.dc2dd74b.png);background-position-x:20px}.style_type-button__tQmFI.style_active__3VLcb.style_ico-3__aUidt:before,.style_type-button__tQmFI:hover.style_ico-3__aUidt:before{background-image:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/ico-other-active.b69e496e.png)}.style_type-button__tQmFI.style_active__3VLcb:after{content:" ";width:23px;height:14px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/bg-hooks.5764ac9c.png);background-size:100%;position:absolute;right:0;bottom:-1px}.style_my-tips__ga8ff{margin-left:-178px}.style_rich__7p647{font-weight:400;color:#333;line-height:24px;padding:16px 0}.style_rich__7p647,.style_rich__7p647 :not([class^=mq-]):not([mathquill-command-id]){font-size:14px!important;font-family:SF Pro Text,SF Pro Icons,Helvetica Neue,Helvetica,San Francisco,Arial,PingFang SC,Microsoft Yahei,STHeiti,Microsoft JhengHei,SimSun,sans-serif!important}.style_rich__7p647 img{max-width:100%;vertical-align:bottom}@font-face{font-family:Symbola;src:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/Symbola.7743ce6c.eot);src:local("Symbola Regular"),local("Symbola"),url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/Symbola.3111a41f.woff2) format("woff2"),url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/Symbola.5086a729.woff) format("woff"),url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/Symbola.48d2bdf4.ttf) format("truetype"),url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/Symbola.f7d35275.otf) format("opentype"),url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/Symbola.5927499c.svg) format("svg")}.style_rich__7p647 .mq-editable-field{display:-moz-inline-box;display:inline-block}.style_rich__7p647 .mq-editable-field .mq-cursor{border-left:1px solid #000;margin-left:-1px;position:relative;z-index:1;padding:0;display:-moz-inline-box;display:inline-block}.style_rich__7p647 .mq-editable-field .mq-cursor.mq-blink{visibility:hidden}.style_rich__7p647 .mq-editable-field,.style_rich__7p647 .mq-math-mode .mq-editable-field{border:1px solid gray}.style_rich__7p647 .mq-editable-field.mq-focused,.style_rich__7p647 .mq-math-mode .mq-editable-field.mq-focused{box-shadow:0 0 1px 2px #8bd,inset 0 0 2px 0 #6ae;border-color:#709ac0;border-radius:1px}.style_rich__7p647 .mq-math-mode .mq-editable-field{margin:1px}.style_rich__7p647 .mq-editable-field .mq-latex-command-input{color:inherit;font-family:Courier New,monospace;border:1px solid gray;padding-right:1px;margin-right:1px;margin-left:2px}.style_rich__7p647 .mq-editable-field .mq-latex-command-input.mq-empty{background:transparent}.style_rich__7p647 .mq-editable-field .mq-latex-command-input.mq-hasCursor{border-color:ActiveBorder}.style_rich__7p647 .mq-editable-field .mq-cursor:only-child:after,.style_rich__7p647 .mq-editable-field .mq-textarea+.mq-cursor:last-child:after,.style_rich__7p647 .mq-editable-field.mq-empty:after,.style_rich__7p647 .mq-editable-field.mq-text-mode:after,.style_rich__7p647 .mq-math-mode .mq-empty:after{visibility:hidden;content:"c"}.style_rich__7p647 .mq-editable-field .mq-text-mode .mq-cursor:only-child:after{content:""}.style_rich__7p647 .mq-editable-field.mq-text-mode{overflow-x:auto;overflow-y:hidden}.style_rich__7p647 .mq-math-mode .mq-root-block,.style_rich__7p647 .mq-root-block{display:-moz-inline-box;display:inline-block;width:100%;padding:2px;box-sizing:border-box;white-space:nowrap;overflow:hidden;vertical-align:middle}.style_rich__7p647 .mq-math-mode{font-variant:normal;font-weight:400;font-style:normal;font-size:16px;line-height:1}.style_rich__7p647 .mq-math-mode,.style_rich__7p647 .mq-math-mode .mq-non-leaf,.style_rich__7p647 .mq-math-mode .mq-scaled{display:-moz-inline-box;display:inline-block}.style_rich__7p647 .mq-math-mode .mq-nonSymbola,.style_rich__7p647 .mq-math-mode .mq-text-mode,.style_rich__7p647 .mq-math-mode var{font-family:Times New Roman,Symbola,serif;line-height:.9}.style_rich__7p647 .mq-math-mode *{font-size:inherit;line-height:inherit;margin:0;padding:0;border-color:#000;-webkit-user-select:none;-moz-user-select:none;user-select:none;box-sizing:border-box}.style_rich__7p647 .mq-math-mode .mq-empty{background:#ccc}.style_rich__7p647 .mq-math-mode .mq-empty.mq-root-block,.style_rich__7p647 .mq-math-mode.mq-empty{background:transparent}.style_rich__7p647 .mq-math-mode .mq-text-mode{font-size:87%}.style_rich__7p647 .mq-math-mode .mq-font{font:1em Times New Roman,Symbola,serif}.style_rich__7p647 .mq-math-mode .mq-font *{font-family:inherit;font-style:inherit}.style_rich__7p647 .mq-math-mode b,.style_rich__7p647 .mq-math-mode b.mq-font{font-weight:bolder}.style_rich__7p647 .mq-math-mode i,.style_rich__7p647 .mq-math-mode i.mq-font,.style_rich__7p647 .mq-math-mode var{font-style:italic}.style_rich__7p647 .mq-math-mode var.mq-f{margin-right:.2em;margin-left:.1em}.style_rich__7p647 .mq-math-mode .mq-roman var.mq-f{margin:0}.style_rich__7p647 .mq-math-mode big{font-size:125%}.style_rich__7p647 .mq-math-mode .mq-roman{font-style:normal}.style_rich__7p647 .mq-math-mode .mq-sans-serif{font-family:sans-serif,Symbola,serif}.style_rich__7p647 .mq-math-mode .mq-monospace{font-family:monospace,Symbola,serif}.style_rich__7p647 .mq-math-mode .mq-overline{border-top:1px solid #000;margin-top:1px}.style_rich__7p647 .mq-math-mode .mq-underline{border-bottom:1px solid #000;margin-bottom:1px}.style_rich__7p647 .mq-math-mode .mq-binary-operator{padding:0 .2em;display:-moz-inline-box;display:inline-block}.style_rich__7p647 .mq-math-mode .mq-supsub{font-size:90%;vertical-align:-.5em}.style_rich__7p647 .mq-math-mode .mq-supsub.mq-limit{font-size:80%;vertical-align:-.4em}.style_rich__7p647 .mq-math-mode .mq-supsub.mq-sup-only{vertical-align:.5em}.style_rich__7p647 .mq-math-mode .mq-supsub.mq-sup-only .mq-sup{display:inline-block;vertical-align:text-bottom}.style_rich__7p647 .mq-math-mode .mq-supsub .mq-sup{display:block}.style_rich__7p647 .mq-math-mode .mq-supsub .mq-sub{display:block;float:left}.style_rich__7p647 .mq-math-mode .mq-supsub.mq-limit .mq-sub{margin-left:-.25em}.style_rich__7p647 .mq-math-mode .mq-supsub .mq-binary-operator{padding:0 .1em}.style_rich__7p647 .mq-math-mode .mq-supsub .mq-fraction{font-size:70%}.style_rich__7p647 .mq-math-mode sup.mq-nthroot{font-size:80%;vertical-align:.8em;margin-right:-.6em;margin-left:.2em;min-width:.5em}.style_rich__7p647 .mq-math-mode .mq-paren{padding:0 .1em;vertical-align:top;transform-origin:center .06em}.style_rich__7p647 .mq-math-mode .mq-paren.mq-ghost{color:silver}.style_rich__7p647 .mq-math-mode .mq-paren+span{margin-top:.1em;margin-bottom:.1em}.style_rich__7p647 .mq-math-mode .mq-array{vertical-align:middle;text-align:center}.style_rich__7p647 .mq-math-mode .mq-array>span{display:block}.style_rich__7p647 .mq-math-mode .mq-operator-name{font-family:Symbola,Times New Roman,serif;line-height:.9;font-style:normal}.style_rich__7p647 .mq-math-mode var.mq-operator-name.mq-first{padding-left:.2em}.style_rich__7p647 .mq-math-mode var.mq-operator-name.mq-last{padding-right:.2em}.style_rich__7p647 .mq-math-mode .mq-fraction{font-size:90%;text-align:center;vertical-align:-.4em;padding:0 .2em}.style_rich__7p647 .mq-math-mode .mq-fraction,.style_rich__7p647 .mq-math-mode .mq-large-operator,.style_rich__7p647 .mq-math-mode x:-moz-any-link{display:-moz-groupbox}.style_rich__7p647 .mq-math-mode .mq-fraction,.style_rich__7p647 .mq-math-mode .mq-large-operator,.style_rich__7p647 .mq-math-mode x:-moz-any-link,.style_rich__7p647 .mq-math-mode x:default{display:inline-block}.style_rich__7p647 .mq-math-mode .mq-denominator,.style_rich__7p647 .mq-math-mode .mq-numerator{display:block}.style_rich__7p647 .mq-math-mode .mq-numerator{padding:0 .1em}.style_rich__7p647 .mq-math-mode .mq-denominator{border-top:1px solid;float:right;width:100%;padding:.1em}.style_rich__7p647 .mq-math-mode .mq-sqrt-prefix{padding-top:0;position:relative;top:.1em;vertical-align:top;transform-origin:top}.style_rich__7p647 .mq-math-mode .mq-sqrt-stem{border-top:1px solid;margin-top:1px;padding-left:.15em;padding-right:.2em;margin-right:.1em;padding-top:1px}.style_rich__7p647 .mq-math-mode .mq-vector-prefix{display:block;text-align:center;line-height:.25em;margin-bottom:-.1em;font-size:.75em}.style_rich__7p647 .mq-math-mode .mq-vector-stem{display:block}.style_rich__7p647 .mq-math-mode .mq-large-operator{text-align:center}.style_rich__7p647 .mq-math-mode .mq-large-operator .mq-from,.style_rich__7p647 .mq-math-mode .mq-large-operator .mq-to,.style_rich__7p647 .mq-math-mode .mq-large-operator big{display:block}.style_rich__7p647 .mq-math-mode .mq-large-operator big{position:relative;top:-1px}.style_rich__7p647 .mq-math-mode .mq-large-operator .mq-from,.style_rich__7p647 .mq-math-mode .mq-large-operator .mq-to{font-size:80%}.style_rich__7p647 .mq-math-mode .mq-large-operator .mq-from{float:right;width:100%}.style_rich__7p647 .mq-math-mode,.style_rich__7p647 .mq-math-mode .mq-editable-field{cursor:text;font-family:Symbola,Times New Roman,serif}.style_rich__7p647 .mq-math-mode .mq-overarrow{border-top:1px solid #000;margin-top:1px;padding-top:.2em}.style_rich__7p647 .mq-math-mode .mq-overarrow:before{display:block;position:relative;top:-.45em;font-size:.5em;line-height:0em;content:"➤";text-align:right}.style_rich__7p647 .mq-math-mode .mq-overarrow.mq-arrow-left:before{transform:scaleX(-1);filter:FlipH;-ms-filter:"FlipH"}.style_rich__7p647 .mq-editable-field .mq-selection,.style_rich__7p647 .mq-editable-field .mq-selection .mq-non-leaf,.style_rich__7p647 .mq-editable-field .mq-selection .mq-scaled,.style_rich__7p647 .mq-math-mode .mq-selection,.style_rich__7p647 .mq-math-mode .mq-selection .mq-non-leaf,.style_rich__7p647 .mq-math-mode .mq-selection .mq-scaled{background:#b4d5fe!important;background:Highlight!important;color:HighlightText;border-color:HighlightText}.style_rich__7p647 .mq-editable-field .mq-selection .mq-matrixed,.style_rich__7p647 .mq-math-mode .mq-selection .mq-matrixed{background:#39f!important}.style_rich__7p647 .mq-editable-field .mq-selection .mq-matrixed-container,.style_rich__7p647 .mq-math-mode .mq-selection .mq-matrixed-container{filter:progid:DXImageTransform.Microsoft.Chroma(color="#3399FF")!important}.style_rich__7p647 .mq-editable-field .mq-selection.mq-blur,.style_rich__7p647 .mq-editable-field .mq-selection.mq-blur .mq-matrixed,.style_rich__7p647 .mq-editable-field .mq-selection.mq-blur .mq-non-leaf,.style_rich__7p647 .mq-editable-field .mq-selection.mq-blur .mq-scaled,.style_rich__7p647 .mq-math-mode .mq-selection.mq-blur,.style_rich__7p647 .mq-math-mode .mq-selection.mq-blur .mq-matrixed,.style_rich__7p647 .mq-math-mode .mq-selection.mq-blur .mq-non-leaf,.style_rich__7p647 .mq-math-mode .mq-selection.mq-blur .mq-scaled{background:#d4d4d4!important;color:#000;border-color:#000}.style_rich__7p647 .mq-editable-field .mq-selection.mq-blur .mq-matrixed-container,.style_rich__7p647 .mq-math-mode .mq-selection.mq-blur .mq-matrixed-container{filter:progid:DXImageTransform.Microsoft.Chroma(color="#D4D4D4")!important}.style_rich__7p647 .mq-editable-field .mq-textarea,.style_rich__7p647 .mq-math-mode .mq-textarea{position:relative;-webkit-user-select:text;-moz-user-select:text;user-select:text}.style_rich__7p647 .mq-editable-field .mq-selectable,.style_rich__7p647 .mq-editable-field .mq-textarea *,.style_rich__7p647 .mq-math-mode .mq-selectable,.style_rich__7p647 .mq-math-mode .mq-textarea *{-webkit-user-select:text;-moz-user-select:text;user-select:text;position:absolute;clip:rect(1em 1em 1em 1em);transform:scale(0);resize:none;width:1px;height:1px}.style_rich__7p647 .mq-math-mode .mq-matrixed{background:#fff;display:-moz-inline-box;display:inline-block}.style_rich__7p647 .mq-math-mode .mq-matrixed-container{filter:progid:DXImageTransform.Microsoft.Chroma(color="white");margin-top:-.1em}.style_analysis-detail__Kt30Q{background:#fff;margin-bottom:20px;border-radius:4px}.style_analysis-detail__Kt30Q .style_header__ykrX7{display:flex;align-items:center;position:relative;width:100%;height:64px;line-height:64px;padding-left:21px}.style_analysis-detail__Kt30Q .style_header__ykrX7 span{flex:1;font-size:16px;color:#347efa;font-weight:700}.style_analysis-detail__Kt30Q .style_header__ykrX7{border-bottom:1px solid #eff1f4}.style_analysis-detail__Kt30Q .style_header__ykrX7:before{position:absolute;top:20px;left:0;display:block;content:"";width:3px;height:24px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/title-border.c9e4699d.png) no-repeat;background-size:100%}.style_analysis-detail__Kt30Q .style_header__ykrX7 .style_tip__uMIb9{display:flex;align-items:center}.style_analysis-detail__Kt30Q .style_header__ykrX7 .style_tip__uMIb9:before{display:inline-block;content:"";width:16px;height:16px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/tip.4f6ed8d3.png) no-repeat;background-size:100%;margin-right:4px}.style_analysis-detail__Kt30Q .style_header__ykrX7 .style_tip__uMIb9{font-size:14px;color:#999;line-height:33px;padding-right:24px}.style_analysis__Pd55c{min-height:180px;background:#fff;padding:15px 16px 0;background:#f7f9fc;border-radius:4px;margin:0 24px;overflow:hidden}.style_analysis__Pd55c .style_title__R6Has{font-size:14px;font-weight:500;color:#347efa;line-height:16px;border-bottom:1px solid #ebecf0}.style_analysis__Pd55c .style_title__R6Has span{position:relative;display:inline-block;width:28px;height:16px;padding-bottom:6px}.style_analysis__Pd55c .style_title__R6Has span:after{position:absolute;left:0;bottom:0;display:block;content:"";width:28px;height:2px;background:#347efa;border-radius:2px}.style_analysis__Pd55c .style_rich__XcjmO{font-size:14px;font-weight:400;color:#333;line-height:24px;padding:16px 0}.style_analysis__Pd55c .style_rich__XcjmO img{max-width:100%;vertical-align:bottom}.style_analysis__Pd55c .style_no-analysis__Be5CK{text-align:center}.style_analysis__Pd55c .style_no-analysis__Be5CK i{display:inline-block;width:150px;height:132px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/no-analysis.c666f9b1.png) no-repeat;background-size:100%}.style_analysis__Pd55c .style_no-analysis__Be5CK p{font-size:12px;font-weight:400;color:#333;line-height:40px;margin-top:-40px}.style_detail__nqdES{padding:20px 0;margin:0 24px}.style_detail-second__Unu2X{border-bottom:none;padding-bottom:24px}.style_detail__nqdES .style_row__jLov2{display:flex;align-items:center;height:24px;line-height:24px}.style_detail__nqdES .style_row__jLov2 span{font-size:14px;color:#333}.style_detail__nqdES .style_row__jLov2 .style_source__ysBQo{flex:1;font-weight:400;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:14px;color:#333}.style_detail__nqdES .style_row__jLov2 .style_answer__oPzLi{flex:1;color:#02b068;font-weight:700}.style_detail__nqdES .style_row__jLov2 .style_knowledgePoints__b6U_G{font-size:12px;color:#4f93ff;font-weight:400;padding:0 8px;border:1px solid #d2e3ff;height:22px;line-height:22px;margin-right:10px;border-radius:4px}.style_detail__nqdES .style_row-mark__5kCZw{display:flex;align-items:center;margin-top:16px!important}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb{display:flex;align-items:center;width:72px;height:22px;line-height:22px;background:#f7f9fc;border-radius:11px;font-weight:400;justify-content:center;cursor:pointer}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb i{display:inline-block;width:16px;height:16px;margin-right:2px}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb span{color:#333;font-size:12px;margin-top:1px}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb:hover{background:#f0f5fc}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb+.style_item__L80yb{margin-left:11px}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign1__6FBP5 i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/right.bff43fd6.png) no-repeat;background-size:100%}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign1-choose__6VXFN{background:#ebfafb}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign1-choose__6VXFN i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/right-choose.981dfe96.png) no-repeat;background-size:100%}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign1-choose__6VXFN span{color:#10b3b8}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign2__eDUAa i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/wrong.34d16c47.png) no-repeat;background-size:100%}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign2-choose__cxTjP{background:hsla(0,83%,69%,.1)}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign2-choose__cxTjP i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/wrong-choose.51cae97e.png) no-repeat;background-size:100%}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign2-choose__cxTjP span{color:#f27070}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign3__5swQ1 i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/miss.a0bbf025.png) no-repeat;background-size:100%}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign3-choose___Soad{background:#ecf4ff}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign3-choose___Soad i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/miss-choose.56761403.png) no-repeat;background-size:100%}.style_detail__nqdES .style_row-mark__5kCZw .style_item__L80yb.style_sign3-choose___Soad span{color:#7c98c5}.style_detail__nqdES .style_row__jLov2+.style_row__jLov2{margin-top:12px}.style_detail-btn__X_Tgs,.style_detail-btn__X_Tgs .style_btn__4BKDg{display:flex;justify-content:center;align-items:center}.style_detail-btn__X_Tgs .style_btn__4BKDg{width:328px;height:76px;line-height:76px;background:#f7f9fc;border-radius:43px;border:1px solid #f7f9fc}.style_detail-btn__X_Tgs .style_btn__4BKDg i{display:inline-block;width:36px;height:36px;background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/collect.0603eff5.png) no-repeat;background-size:100%;margin-right:5px}.style_detail-btn__X_Tgs .style_btn__4BKDg span{font-size:32px;color:#333}.style_detail-btn__X_Tgs .style_btn-collect__4QgVq i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/collect.0603eff5.png) no-repeat;background-size:100%}.style_detail-btn__X_Tgs .style_btn-collected__aNoBu i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/collected.854fe8c4.png) no-repeat;background-size:100%}.style_detail-btn__X_Tgs .style_btn-comment__VcJZ2{margin-left:30px}.style_detail-btn__X_Tgs .style_btn-comment__VcJZ2 i{background:url(//daxueui-oss.koocdn.com/chuguo/liuxue2/_next/static/media/comment.52de4a80.png) no-repeat;background-size:100%}.style_content-wrapper__6kN4H{min-height:calc(100% - 525px)}.style_practice-home-header__75cAA{position:fixed!important;top:0}.style_home-wrapper__JDHHA{width:1200px;margin:0 auto;padding-bottom:40px;font-family:SF Pro Text,SF Pro Icons,Helvetica Neue,Helvetica,San Francisco,Arial,PingFang SC,Microsoft Yahei,STHeiti,Microsoft JhengHei,SimSun,sans-serif}.style_home-wrapper__JDHHA li,.style_home-wrapper__JDHHA ol,.style_home-wrapper__JDHHA ul{list-style:none}.style_home-wrapper__JDHHA sup{vertical-align:super;font-size:smaller}.style_home-wrapper__JDHHA sub{vertical-align:sub;font-size:smaller}.style_home-wrapper-content__sYsv9{display:flex}.style_home-wrapper-left__Nev_h{width:898px;margin-right:20px;position:relative}.style_home-wrapper-right__MsBtC{flex:1}.style_home-wrapper-right-top__8nt4t{margin-bottom:20px}.style_home-breadcrumb__MTz0x{display:flex}.style_home-breadcrumb-right__vNstq{line-height:54px;flex:1;text-align:right}.style_home-breadcrumb-right__vNstq a{display:inline-block;margin-left:12px}.style_home-breadcrumb-right__vNstq a:hover{color:#6766dd}.style_content-wrap__iwXOD{display:flex}.style_content-wrap-right__AoGRk{flex:1;margin-left:20px}.style_content-wrap-right__AoGRk .style_advert-wrap__aokkK{width:336px}.style_reply-content-wrap__z28G4{background:#fff;border-radius:4px}