.moblie img[data-v-06f51bf7]{width:100%}.moblie .zhou-nav[data-v-06f51bf7]{width:23.4375rem;height:4.5rem;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;padding:0 5px;position:absolute;bottom:0;left:0;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb7c6bfc801xq_H5_02.jpg) no-repeat 0 0;background-image:100% auto}.moblie .zhou-nav.navBarWrap[data-v-06f51bf7]{position:fixed;top:0;z-index:999}.moblie .zhou-nav .zhou-navcon[data-v-06f51bf7]{width:5.625rem;height:3rem;line-height:2.75rem;text-align:center;font-size:.875rem;color:#fff;text-shadow:0 1px 8px rgba(76,107,224,.4);background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb8dcbc07022j_nav_bg.png) no-repeat 50%;background-size:5.625rem 3rem}.moblie .zhou-nav .zhou-navcon.zhou-nav-active[data-v-06f51bf7]{background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb8dcbbfe023e_nav_bg_curr.png) no-repeat 50%;background-size:5.625rem 3rem;text-shadow:0 1px 4px rgba(17,103,239,.82)}.moblie .mobile-position[data-v-06f51bf7]{position:relative}.moblie .mobile-position .free[data-v-06f51bf7]{position:absolute;top:1.25rem;left:1.75rem;width:20rem;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between}.moblie .mobile-position .free .course[data-v-06f51bf7]{width:9.375rem;height:9.375rem;margin-bottom:1.1875rem}[data-v-06f51bf7] .qr-popup .qr-title{background:-webkit-gradient(linear,left bottom,left top,from(#49f),to(#20e7ff));background:-webkit-linear-gradient(bottom,#49f,#20e7ff);background:-o-linear-gradient(bottom,#49f 0,#20e7ff 100%);background:linear-gradient(0deg,#49f,#20e7ff)}[data-v-06f51bf7] .qr-popup .qr-title .qr-arrow:before{color:#49f}[data-v-06f51bf7] .qr-popup .qr-img{border:8px solid #439cff}[data-v-06f51bf7] .qr-popup .qr-bottom,[data-v-06f51bf7] .qr-popup .qr-project{color:#177eef}.pc-home .zhou-nav[data-v-3778b97e]{width:100%;position:absolute;bottom:0;left:0;height:7.4375rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb7cc291901vp_pc_02.jpg) no-repeat top}.pc-home .zhou-nav.navBarWrap[data-v-3778b97e]{position:fixed;top:0;z-index:999}.pc-home .zhou-nav .pc-nav[data-v-3778b97e]{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;width:56.25rem;margin:0 auto;padding-top:1.125rem}.pc-home .zhou-nav .pc-nav .zhou-navcon[data-v-3778b97e]{width:11.875rem;height:6rem;line-height:4.875rem;text-align:center;font-size:1.625rem;font-weight:700;color:#fff;cursor:pointer;text-shadow:0 2px 6px rgba(19,162,234,.71);background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb935201c028o_nav_bg_pc.png) no-repeat 50%;background-size:11.875rem 6rem}.pc-home .zhou-nav .pc-nav .zhou-navcon.zhou-nav-active[data-v-3778b97e]{background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb93df24502bh_nav_bg_curr_pc.png) no-repeat 50%;background-size:11.875rem 6rem;text-shadow:0 2px 6px rgba(208,38,5,.71)}.pc-home .pc-banner[data-v-3778b97e]{width:100%;min-width:62.5rem;margin:0 auto;background-position:top;background-repeat:no-repeat}.pc-home .pc-banner.pc-banner01[data-v-3778b97e]{height:45.8125rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb7cc42fb020a_pc_01.jpg) no-repeat top}.pc-home .pc-banner.pc-banner02[data-v-3778b97e]{height:7.4375rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb7cc291901vp_pc_02.jpg) no-repeat top}.pc-home .pc-banner.pc-banner03[data-v-3778b97e]{height:8.5rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb7cc358301vr_pc_03.jpg) no-repeat top}.pc-home .pc-banner.pc-banner04[data-v-3778b97e]{height:18.25rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb7cc3c1501vu_pc_04.jpg) no-repeat top}.pc-home .pc-banner.pc-banner05[data-v-3778b97e]{height:18.25rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb9023d7b026d_pc-_05.jpg) no-repeat top}.pc-home .pc-banner.pc-banner06[data-v-3778b97e]{height:22.125rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb9023d86024p_pc-_06.jpg) no-repeat top}.pc-home .pc-banner.pc-banner07[data-v-3778b97e]{height:9.25rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb90234180264_pc-_07.jpg) no-repeat top}.pc-home .pc-banner.pc-banner08[data-v-3778b97e]{height:19rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb9023d7a026c_pc-_08.jpg) no-repeat top}.pc-home .pc-banner.pc-banner09[data-v-3778b97e]{height:22.75rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb9023d850266_pc-_09.jpg) no-repeat top}.pc-home .pc-banner.pc-banner10[data-v-3778b97e]{height:9rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fcdecf8940207_pc-%E5%88%87%E5%9B%BE_10.jpg) no-repeat top}.pc-home .pc-banner.pc-banner11[data-v-3778b97e]{height:19.125rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fcdecfab101xi_pc-%E5%88%87%E5%9B%BE_11.jpg) no-repeat top}.pc-home .pc-banner.pc-banner12[data-v-3778b97e]{height:18.625rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fcdecfb0c0246_pc-%E5%88%87%E5%9B%BE_12.jpg) no-repeat top}.pc-home .pc-banner.pc-banner13[data-v-3778b97e]{height:24.5rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fcdecfa2b01xg_pc-%E5%88%87%E5%9B%BE_13.jpg) no-repeat top}.pc-home .pc-banner.pc-banner14[data-v-3778b97e]{height:28.75rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb90afa86022d_pc_13.jpg) no-repeat top}.pc-home .pc-banner.pc-banner15[data-v-3778b97e]{height:21.5rem;background:url(https://oss.xuetian.cn/multimedia_knowledge/R18fb7cc3a83023t_pc_14.jpg) no-repeat top}.pc-home .pc-position[data-v-3778b97e]{position:relative}.pc-home .pc-position .pc-div[data-v-3778b97e]{position:absolute;top:9.375rem;left:50%;width:53.75rem;height:33.75rem;margin-left:-26.875rem;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap}.pc-home .pc-position .pc-div div[data-v-3778b97e]{width:15.625rem;height:16.25rem;margin:0 1.125rem 1.875rem;cursor:pointer}.pc-home .pc-position .pc-course[data-v-3778b97e]{position:absolute;top:3.75rem;left:50%;width:43.75rem;height:19.375rem;margin-left:-21.875rem;cursor:pointer}#limit .pc-div[data-v-3778b97e]{top:10.625rem}#goods .pc-div[data-v-3778b97e]{top:11.25rem}[data-v-3778b97e] .qr-popup .qr-title{background:-webkit-gradient(linear,left bottom,left top,from(#49f),to(#20e7ff));background:-webkit-linear-gradient(bottom,#49f,#20e7ff);background:-o-linear-gradient(bottom,#49f 0,#20e7ff 100%);background:linear-gradient(0deg,#49f,#20e7ff)}[data-v-3778b97e] .qr-popup .qr-title .qr-arrow:before{color:#49f}[data-v-3778b97e] .qr-popup .qr-img{border:8px solid #439cff}[data-v-3778b97e] .qr-popup .qr-bottom,[data-v-3778b97e] .qr-popup .qr-project{color:#177eef}