@keyframes circle{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.custom-dropdown{border-radius:12px;box-shadow:0 0 14px #00000014!important;height:352px;overflow:hidden;overflow-y:auto}.custom-dropdown::-webkit-scrollbar{display:none!important}.custom-dropdown .el-popper__arrow,.custom-dropdown .el-scrollbar__bar{display:none!important}.custom-dropdown .el-scrollbar{border-radius:12px;box-shadow:0 0 14px #00000014}@keyframes circle-858d8c36{0%{transform:rotate(0)}to{transform:rotate(1turn)}}ul[data-v-858d8c36]{align-items:center;box-sizing:border-box;display:flex;width:100%}ul.is-bot[data-v-858d8c36]{flex-wrap:wrap}ul.is-bot a[data-v-858d8c36]{margin-bottom:16px}ul a[data-v-858d8c36]{margin-right:12px}ul li[data-v-858d8c36]{background:#fff;border:1px solid #0000;border-radius:16px;color:#626466;cursor:pointer;font-family:Helvetica;font-size:14px;font-weight:400;height:30px;letter-spacing:0;line-height:30px;overflow:hidden;padding:0 18px;position:relative;text-align:center;text-overflow:ellipsis;white-space:nowrap}ul li[data-v-858d8c36]:active{transform:scale(.96)}ul li:not(.active):hover .show-name[data-v-858d8c36]{color:#131414}ul li .hide-name[data-v-858d8c36]{opacity:0}ul li .show-name[data-v-858d8c36]{color:#626466;font-family:Helvetica;font-size:14px;left:50%;position:absolute;top:0;transform:translate(-50%)}ul .active[data-v-858d8c36],ul .active .show-name[data-v-858d8c36]{background:#131414;color:#fff;font-weight:700}ul .active .show-name[data-v-858d8c36]:hover,ul .active[data-v-858d8c36]:hover{color:#fff}a[data-v-858d8c36]{pointer-events:all!important}.subject-more[data-v-858d8c36]{width:88px}.subject-more .el-dropdown-link[data-v-858d8c36]{align-items:center;background:#fff;border:1px solid #0000;border-radius:16px;color:#626466;cursor:pointer;display:flex;font-family:Helvetica;font-size:14px;font-weight:400;height:30px;letter-spacing:0;line-height:30px;padding:0 16px 0 20px;position:relative;text-align:center;white-space:nowrap;width:100%}.subject-more .el-dropdown-link .hide-more-text[data-v-858d8c36]{margin-right:4px;opacity:0}.subject-more .el-dropdown-link .show-more-text[data-v-858d8c36]{font-family:Helvetica;font-size:14px;left:20px;position:absolute;top:0}.subject-more .el-dropdown-link[data-v-858d8c36]:not(.active):hover{color:#131414}.subject-more .el-dropdown-link.active[data-v-858d8c36]{background:#050608;color:#fff;font-family:Helvetica;font-weight:700}.subject-more .el-dropdown-link.active[data-v-858d8c36]:hover{color:#fff}.subject-more .el-dropdown-link[data-v-858d8c36]:hover{color:#131414}.custom-dropdown[data-v-858d8c36]{padding-top:16px}.custom-dropdown .el-popper__arrow[data-v-858d8c36],.custom-dropdown[data-v-858d8c36] .el-popper__arrow{display:none!important}.custom-dropdown .el-dropdown-menu[data-v-858d8c36]{background:#fff;box-sizing:border-box;display:flex!important;flex-direction:column!important;padding:20px 8px;width:180px}.custom-dropdown a[data-v-858d8c36]{margin:0 auto;width:100%}.custom-dropdown li[data-v-858d8c36]{background:none;border-radius:8px;color:#626466;font-family:Helvetica;font-size:14px;font-weight:400;height:40px;line-height:40px;margin-bottom:5px;padding:0 0 0 16px;text-align:left}.custom-dropdown li.active[data-v-858d8c36],.custom-dropdown li[data-v-858d8c36]:hover{background:#13141414;color:#131414}@keyframes circle-dae6922b{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.subject-wrapper[data-v-dae6922b]{margin:0 auto;padding:32px 0 64px;width:1100px}.skeleton-loading[data-v-dae6922b]{background:#f4f5f9;border-radius:4px;height:16px;margin-bottom:8px}.skeleton-loading[data-v-dae6922b]:last-child{margin-bottom:0}@media screen and (max-width:1439px){.subject-wrapper[data-v-dae6922b]{padding:32px 16px 64px!important;width:1000px!important}}.loading-container .help[data-v-dae6922b]{box-sizing:border-box;height:172px}nav[data-v-dae6922b]{margin:0 auto 16px;width:1100px}nav[data-v-dae6922b],nav a[data-v-dae6922b]{align-items:center;display:flex}nav a[data-v-dae6922b]{justify-content:center}nav .item[data-v-dae6922b]{color:#797a7a;cursor:pointer;font-family:Helvetica;font-size:14px;font-weight:400}nav .item[data-v-dae6922b]:hover{color:#409eff}nav .divide[data-v-dae6922b]{color:#131414;padding:0 6px}nav .item-disable[data-v-dae6922b]{color:#7b7c7c;cursor:not-allowed;font-family:Helvetica;font-size:14px;font-weight:400;line-height:20px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:430px}.subject-content[data-v-dae6922b]{align-items:flex-start;display:flex;flex-direction:column;justify-content:center;position:relative}.subject-content .mb-16[data-v-dae6922b]{margin-bottom:16px}.subject-content .mt-32[data-v-dae6922b]{margin-top:32px}.subject-content .mb-20[data-v-dae6922b]{margin-bottom:20px}.subject-content .mb-24[data-v-dae6922b]{margin-bottom:24px}.subject-content .mt-20[data-v-dae6922b]{margin-top:20px}.subject-content .f-24[data-v-dae6922b]{font-size:24px}.subject-content .f-16[data-v-dae6922b]{font-size:16px}.subject-content h1[data-v-dae6922b],.subject-content h2[data-v-dae6922b],.subject-content h3[data-v-dae6922b]{font-size:revert;font-weight:revert}.aside[data-v-dae6922b]{margin-bottom:24px;width:100%}.aside[data-v-dae6922b]::-webkit-scrollbar{height:4px;width:4px}.aside[data-v-dae6922b]::-webkit-scrollbar-thumb{background-color:#e6e8ef;border-radius:10px}.aside[data-v-dae6922b]::-webkit-scrollbar-track{background-color:#fff;border-radius:10px}main[data-v-dae6922b]{display:flex;height:100%;margin:0 auto}a[data-v-dae6922b]{pointer-events:all!important}.background[data-v-dae6922b]{align-items:center;background-image:url(https://mathresource.studyquicks.com/static/image/pc/chat_bg.png);background-repeat:no-repeat;background-size:100% 100%;display:flex;height:916px;justify-content:center;overflow:hidden;width:100%}@media screen and (max-width:1439px){.main-left[data-v-dae6922b]{width:749px!important}.main-left.no-main-right[data-v-dae6922b]{width:auto!important}.main-right[data-v-dae6922b]{width:235px!important}}.main-left[data-v-dae6922b]{border-radius:16px;margin-right:16px;width:824px}.main-left.no-main-right[data-v-dae6922b]{width:auto!important}.main-left .help[data-v-dae6922b]{background:#fff;border-radius:16px;box-sizing:border-box;padding:24px 32px;width:100%}.main-left .help h1[data-v-dae6922b]{font-size:16px}.main-left .help p[data-v-dae6922b]{color:#131414;font-size:14px;line-height:18px}.main-left .help .hid-text[data-v-dae6922b]{display:-webkit-box;font-size:14px;-webkit-line-clamp:2;line-height:18px;-webkit-box-orient:vertical;overflow:hidden}.main-left .help .hid-text p[data-v-dae6922b]{color:#131414;display:inline;font-family:Helvetica;font-size:14px;font-weight:400;letter-spacing:0;line-height:24px}.main-left .help .hid-text p[data-v-dae6922b]:after{content:"\a\a";white-space:pre}.main-left .help .hid-text p[data-v-dae6922b]:last-child:after{content:"\a"}.main-left .help .hid-text>p[data-v-dae6922b]{margin:10px 0}.main-left .help .more-text[data-v-dae6922b]{display:-webkit-box;-webkit-line-clamp:100;-webkit-box-orient:vertical;overflow:hidden}.main-left .help .more[data-v-dae6922b]{align-items:center;background-color:#fff;cursor:pointer;display:flex;justify-content:center;margin-top:16px}.main-left .help .more .more-sp[data-v-dae6922b]{color:#626466;font-family:Helvetica;font-size:14px;font-weight:400;letter-spacing:0;line-height:24px;text-align:justify}.main-left .help .more i[data-v-dae6922b]{font-size:16px}.main-left .help .more:hover .more-sp[data-v-dae6922b]{color:#131414}.main-left .help .items[data-v-dae6922b]{background-color:#fff;box-sizing:border-box}.main-left .help .item[data-v-dae6922b]{border-bottom:1px solid #ececec;padding-bottom:24px;padding-top:24px}.main-left .help .item[data-v-dae6922b]:last-child{border-bottom:none;padding-bottom:0}.main-left .help .item p[data-v-dae6922b]{color:#3c3d3d;margin-top:12px}.main-left .render-math-jax[data-v-dae6922b]{background:#fff;border-radius:16px;box-sizing:border-box;min-height:calc(100vh - 665px);padding:0 32px 32px}.main-left .render-math-jax a[data-v-dae6922b]{color:#131414;font-family:Helvetica;font-size:14px;font-weight:400;letter-spacing:0;line-height:24px}.main-left .render-math-jax a[data-v-dae6922b]:hover{-webkit-text-decoration:underline;text-decoration:underline}.main-left .question-item[data-v-dae6922b]{background-color:#fff;border-bottom:1px solid #ebecf2;box-sizing:border-box;font-family:Helvetica;font-size:16px;padding:24px 0}.main-left .question-item .hidden-content[data-v-dae6922b]{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:4;overflow:hidden;text-overflow:ellipsis}.main-left .question-item p[data-v-dae6922b]{color:#131414;font-family:Helvetica;font-size:14px;font-weight:400;line-height:24px}.main-left a:last-child>.question-item[data-v-dae6922b]{border-bottom:none;padding-bottom:0}.main-right[data-v-dae6922b]{width:260px}.main-right .new-question[data-v-dae6922b]{background:#ffffff80;border:1px solid #00000012;border-radius:16px;box-sizing:border-box;padding:24px 28px 15px 36px}.main-right .new-question .new-question-title-container[data-v-dae6922b]{align-items:center;display:flex;justify-content:space-between}.main-right .new-question h2[data-v-dae6922b]{color:#626466;font-family:Helvetica;font-size:16px;font-weight:600;line-height:20px}.main-right .new-question .list-item[data-v-dae6922b]{border-bottom:1px solid #ebecf2;padding:16px 0}.main-right .new-question .list-item[data-v-dae6922b]:last-child{border-bottom:none}.main-right .new-question .list-item p[data-v-dae6922b]{display:-webkit-box;-webkit-line-clamp:2;overflow:hidden;-webkit-box-orient:vertical;color:#626466;font-family:Helvetica;font-size:14px;font-weight:400;letter-spacing:0;line-height:22px;text-overflow:ellipsis}.main-right .new-question .list-item p[data-v-dae6922b]:hover{-webkit-text-decoration:underline;text-decoration:underline}.main-right .new-question .list-item .relation-question__item__touch[data-v-dae6922b]{margin-top:8px}.main-right .new-question .list-item .answer-card-content[data-v-dae6922b]{color:#131414;font-family:Helvetica,Arial,sans-serif;font-size:14px;font-weight:400;letter-spacing:0;line-height:22px}.main-right .new-question .list-item .see-answer[data-v-dae6922b]{color:#797a7a;font-family:Helvetica;font-size:12px;font-weight:700}.main-right .new-question .list-item .see-answer[data-v-dae6922b]:hover{color:#131414;-webkit-text-decoration:underline;text-decoration:underline}.cards[data-v-dae6922b]{display:flex;justify-content:space-between;margin-top:32px}.card[data-v-dae6922b]{display:flex;flex-direction:column;margin-right:15px;padding:24px 24px 32px;width:174px}.card[data-v-dae6922b]:last-child{background:#f9f5ff;border-radius:16px;margin-right:0}.card[data-v-dae6922b]:nth-of-type(2){background:#fff5f5;border-radius:16px}.card[data-v-dae6922b]:nth-of-type(3){background:#f2fcff;border-radius:16px}.card[data-v-dae6922b]:first-child{background:#f5f9ff;border-radius:16px}.card img[data-v-dae6922b]{display:block;height:32px;width:32px}.card strong[data-v-dae6922b]{font-size:16px;font-weight:600;margin:16px 0 12px}.card p[data-v-dae6922b],.card strong[data-v-dae6922b]{color:#131414;font-family:Helvetica}.card p[data-v-dae6922b]{font-size:12px;font-weight:400}.subject-layout[data-v-dae6922b]{position:relative}.subject-pagination[data-v-dae6922b]{justify-content:center;margin:24px 0 32px -16px}footer[data-v-dae6922b]{background-color:#000;height:300px;width:100%}[data-v-dae6922b] .table_tabular #tabular{margin:6px 0}[data-v-dae6922b] .table_tabular td{padding:3px 6px}[data-v-dae6922b] #preview{display:flex;flex-direction:column}[data-v-dae6922b] #preview #setText{display:flex!important;flex-direction:column!important;justify-content:center!important;line-height:20px!important;white-space:pre-line}[data-v-dae6922b] #preview #setText>div{margin-bottom:2px!important;text-align:left!important}[data-v-dae6922b] #preview #setText li,[data-v-dae6922b] #preview #setText ol,[data-v-dae6922b] #preview #setText ul{line-height:20px;list-style:unset none outside}[data-v-dae6922b] #preview #setText ol{line-height:1}[data-v-dae6922b] #preview #setText ol li{list-style:unset!important;text-align:left}[data-v-dae6922b] #preview #setText table{margin-bottom:2px}[data-v-dae6922b] #preview #setText table td{background-color:#fff!important}[data-v-dae6922b] #preview #setText #tabular,[data-v-dae6922b] #preview #setText .inline-tabular,[data-v-dae6922b] #preview #setText .table_tabular{display:table!important}[data-v-dae6922b] #preview #setText .table_tabular{padding:2px}[data-v-dae6922b] #preview #setText .math-block .MathJax{overflow-y:scroll!important}[data-v-dae6922b] #preview #setText .math-block .MathJax::-webkit-scrollbar{height:0;width:0}[data-v-dae6922b] #preview #setText .math-inline{display:inline-block;line-height:0;max-width:100%;overflow:scroll!important}[data-v-dae6922b] #preview #setText .math-inline::-webkit-scrollbar{height:0;width:0}[data-v-dae6922b] .math-inline{display:inline-block;margin:6px 0}[data-v-dae6922b] .math-block{display:inline-block;margin:6px 0!important}