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no-repeat;background-size:cover;color:#fff;font-size:1.8rem;font-weight:700;display:flex;align-items:center}.review-course .list_title_bar .list_logo .list_title_icon[data-v-644b9106]{width:2rem;height:1.9rem;margin:0 .6rem 0 1.3rem}.review-course .list_title_bar .list_tool_bar[data-v-644b9106]{display:flex;align-items:center}.review-course .list_title_bar .list_tool_bar .list_input_wrap[data-v-644b9106]{width:26rem;margin-right:1.5rem}.review-course .list_title_bar .list_tool_bar .list_input_wrap[data-v-644b9106] .el-icon-search{cursor:pointer;color:#00a2e9}.review-course .list_title_bar .list_tool_bar .list_more[data-v-644b9106]{cursor:pointer;text-align:right;font-size:1.6rem;height:3.7rem;line-height:3.7rem;color:#00a2e9;font-weight:700}.review-course .list_title_bar .list_tool_bar .list_more .el-icon-arrow-right[data-v-644b9106]{margin:0 .5rem;font-weight:700}.review-course .main_list[data-v-644b9106]{margin-top:1rem;display:grid;grid-template-columns:1fr 1fr 1fr;grid-template-rows:repeat(auto-fill,15.6rem);grid-gap:2.5rem}.review-course .main_list .course_item[data-v-644b9106]{overflow:hidden;text-decoration:none;border:2px solid #fff;cursor:pointer;height:11.4rem;background:#fff;border-radius:.4rem;padding:1.9rem;display:flex;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.review-course .main_list .course_item[data-v-644b9106]:last-child{margin-right:0}.review-course .main_list .course_item .course_cover_wrap[data-v-644b9106]{width:20.4rem;border-radius:.4rem;position:relative;overflow:hidden}.review-course .main_list .course_item .course_cover_wrap .course_tag[data-v-644b9106]{display:none;position:absolute;bottom:0;left:0}.review-course .main_list .course_item .course_cover_wrap .course_cover[data-v-644b9106]{width:100%;height:100%;transition:all .2s}.review-course .main_list .course_item .course_info[data-v-644b9106]{flex:1;margin-left:1.5rem;display:flex;flex-direction:column;justify-content:space-between;padding:.5rem 0;overflow:hidden}.review-course .main_list .course_item .course_info .course_title[data-v-644b9106]{font-size:1.6rem;font-weight:700;color:#000;white-space:nowrap;text-overflow:ellipsis}.review-course .main_list .course_item .course_info .course_intro[data-v-644b9106]{color:#666;font-size:1.4rem}.review-course .main_list .course_item .course_info .course_intro .course_type[data-v-644b9106]{margin-bottom:1rem;white-space:nowrap}.review-course .main_list .course_item[data-v-644b9106]:active,.review-course .main_list .course_item[data-v-644b9106]:hover{border:2px solid #00a2e9;box-shadow:0 .4rem 2rem 0 rgba(31,31,31,.1)}.review-course .main_list .course_item:active .course_title[data-v-644b9106],.review-course .main_list .course_item:hover .course_title[data-v-644b9106]{color:#00a2e9}.review-course .main_list .course_item:active 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.course-category-item-header .more[data-v-644b9106]{color:#666;font-size:1.6rem;cursor:pointer}.course-category-item .category-item-content[data-v-644b9106]{box-sizing:border-box;height:47rem;display:flex}.course-category-item .category-item-content .category-wrap[data-v-644b9106]{height:100%;width:30rem;border-radius:10px;margin-right:3rem;box-sizing:border-box;background-repeat:no-repeat!important;background-size:30rem auto!important;padding:3.4rem 2.7rem;cursor:pointer}.course-category-item .category-item-content .category-wrap .category-name[data-v-644b9106]{font-size:3.6rem;font-weight:700;margin-bottom:1.2rem}.course-category-item .category-item-content .category-wrap .course-num[data-v-644b9106]{font-size:1.8rem;font-weight:400}.course-category-item .category-item-content .course-list[data-v-644b9106]{flex:1;box-sizing:border-box;display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(auto-fill,22rem);grid-gap:3rem}.course-category-item .category-item-content .course-list .course-item[data-v-644b9106]{display:flex;flex-direction:column;cursor:pointer}.course-category-item .category-item-content .course-list .course-item:hover .course-wrap .course_cover[data-v-644b9106]{transform:scale(1.2)}.course-category-item .category-item-content .course-list .course-item:hover .course-title[data-v-644b9106]{color:#00a2e9}.course-category-item .category-item-content .course-list .course-item .course-wrap[data-v-644b9106]{box-sizing:border-box;width:100%;height:17.5rem;border-radius:10px;overflow:hidden}.course-category-item .category-item-content .course-list .course-item .course-wrap .course_cover[data-v-644b9106]{transition:all .2s;width:100%;height:100%}.course-category-item .category-item-content .course-list .course-item .course-title[data-v-644b9106]{margin-top:1.5rem;margin-left:1rem;color:#333;font-size:1.6rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hollow-category-item[data-v-644b9106]{box-sizing:border-box;background-repeat:no-repeat!important;background-size:100% auto!important;border-radius:10px;padding:2rem;margin:3rem 0}.hollow-category-item .hollow-category-item-header[data-v-644b9106]{display:flex;justify-content:space-between;align-items:flex-end}.hollow-category-item .hollow-category-item-header .title[data-v-644b9106]{font-size:2.2rem;color:#333;font-weight:800}.hollow-category-item .hollow-category-item-header .more[data-v-644b9106]{color:#333;font-size:1.4rem;cursor:pointer}.hollow-category-item .course-list[data-v-644b9106]{margin-top:2.4rem;padding:2rem;background:#fff;border-radius:10px;box-sizing:border-box;width:100%;height:auto;display:grid;grid-template-columns:1fr 1fr;grid-gap:2rem}.hollow-category-item .course-list .course-item[data-v-644b9106]{box-sizing:border-box;background:#f5f7fa;border-radius:10px;height:18rem;display:flex;cursor:pointer}.hollow-category-item .course-list .course-item:hover .course-info .course-title[data-v-644b9106]{color:#00a2e9}.hollow-category-item .course-list .course-item:hover .course-wrap .course_cover[data-v-644b9106]{transform:scale(1.2)}.hollow-category-item .course-list .course-item .course-wrap[data-v-644b9106]{height:100%;width:32rem;box-sizing:border-box;margin-right:2rem;border-radius:10px;overflow:hidden}.hollow-category-item .course-list .course-item .course-wrap .course_cover[data-v-644b9106]{transition:all .2s;border-radius:10px;width:100%;height:100%}.hollow-category-item .course-list .course-item .course-info[data-v-644b9106]{flex:1;box-sizing:border-box;display:flex;flex-direction:column;justify-content:space-around;color:#666;font-size:1.6rem;padding-right:2rem}.hollow-category-item .course-list .course-item .course-info .course-title[data-v-644b9106]{color:#000;font-weight:700}.hollow-category-item .course-list .course-item .course-info .course-grade[data-v-644b9106]{display:flex}.hollow-category-item .course-list .course-item .course-info .course-grade .grade[data-v-644b9106]{margin-right:4rem}.hollow-category-item .homework-course[data-v-644b9106]{width:100%;margin-top:2.4rem;border-radius:10px;position:relative}.hollow-category-item .homework-course .course-wrap[data-v-644b9106]{border-radius:10px;width:100%;height:100%}.hollow-category-item .homework-course .video-dialog[data-v-644b9106]{position:absolute;width:55.1rem;height:30.4rem;border-radius:20px;right:17.2rem;top:4.35rem;cursor:pointer}.hollow-category-item .homework-course .video-dialog .video-bg[data-v-644b9106]{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;background-color:rgba(0,0,0,.5);cursor:default}.hollow-category-item .homework-course .video-dialog .video-bg .video-element-wrap[data-v-644b9106]{position:relative;top:50%;left:50%;width:50%;height:50%;transform:translate(-50%,-50%)}.hollow-category-item .homework-course .video-dialog .video-bg .video-element-wrap .icon-close[data-v-644b9106]{position:absolute;right:-5rem;top:-3rem;cursor:pointer}.hollow-category-item .homework-course .video-dialog .video-bg .video-element-wrap .icon-close .course_cover[data-v-644b9106]{width:3.5rem;height:3.5rem}.hollow-category-item .homework-course .video-dialog .video-bg .video-element-wrap .video-element[data-v-644b9106]{width:100%}.hollow-category-item .homework-course .course-button[data-v-644b9106]{position:absolute;width:18.7rem;height:5.4rem;border-radius:50px;left:9.9rem;bottom:7.3rem;cursor:pointer}.hollow-category-item .course-empty[data-v-644b9106]{margin-top:2.4rem;width:100%;height:25rem;border-radius:10px;background:#fff;display:flex;align-items:center}.intro[data-v-644b9106]{position:relative;height:auto;width:calc(100% + 16rem);top:2.5rem;right:8rem;box-sizing:border-box;overflow:hidden}.intro .course_cover[data-v-644b9106]{width:100%;height:100%}@media screen and (min-width:1680px){.main_wrap[data-v-644b9106]{padding:0 16rem 2rem}.guest_tips_wrap[data-v-644b9106]{width:calc(100% + 32rem);right:16rem}.to-top[data-v-644b9106]{right:5rem;height:50px;width:50px}.advertisement[data-v-644b9106]{width:calc(100% + 32rem);right:16rem}.total-category-bar[data-v-644b9106]{width:calc(100% + 32rem)!important;right:16rem!important;padding:0 16rem!important}.province-category-bar[data-v-644b9106]{position:relative;right:8rem!important;width:calc(100% + 8rem)!important;padding:0 8rem!important}.intro[data-v-644b9106]{width:calc(100% + 32rem)!important;right:16rem!important}}@media screen and (max-width:1280px){.intro[data-v-644b9106]{margin-top:15rem}}