.course_nav[data-v-e59dfb70]{height:15rem;box-sizing:border-box;padding:6.375rem 0 0;background:url(https://hk-yyd-hl.oss-accelerate.aliyuncs.com/jkxx/dist/assets/images/bg.jpg) #d3d3d3 50%/cover no-repeat;background-size:120rem auto;background-position:center -33.625rem;background-repeat:no-repeat;position:relative}.course_nav .user_box[data-v-e59dfb70]{display:flex;align-items:center;width:52.75rem!important;min-width:52.75rem!important;margin:0 auto}.course_nav .user_box .avatar[data-v-e59dfb70]{width:7.4375rem;margin-right:.125rem}.course_nav .user_box .info[data-v-e59dfb70]{color:#fff;font-weight:400;width:18.75rem}.course_nav .user_box .info .name[data-v-e59dfb70]{font-size:1.75rem;margin-bottom:1.25rem}.course_nav .user_box .info .level[data-v-e59dfb70]{font-size:1.125rem;font-weight:400}.course_nav .user_box .learn .tit[data-v-e59dfb70]{color:hsla(0,0%,100%,.7);font-size:.875rem;font-weight:400;margin-bottom:1.25rem}.course_nav .user_box .learn .learn_select[data-v-e59dfb70]{width:16.25rem}.course_nav.filter[data-v-e59dfb70]:before{content:"";position:absolute;width:100%;height:100%;background-color:initial;background-blend-mode:hard-light;top:0;left:0}.course_nav.filter.bgupper_xueshi[data-v-e59dfb70]:before{background-color:rgba(27,57,69,.6)}.course_nav.filter.bgupper_shengshi_1[data-v-e59dfb70]:before,.course_nav.filter.bgupper_shengshi_2[data-v-e59dfb70]:before{opacity:.6;background:linear-gradient(212.08deg,rgba(255,82,246,.23) 9.45%,rgba(108,82,167,.757963) 39.72%,#295282 70.35%)}.course_nav.filter.bgupper_zhishi[data-v-e59dfb70]:before{opacity:.7;background:linear-gradient(180deg,#1664a4,#0c3c7c)}@media (max-width:440px){.course_nav[data-v-e59dfb70]{width:100%;height:unset}.course_nav .user_box[data-v-e59dfb70]{width:100%!important;min-width:unset!important;flex-wrap:wrap;align-items:flex-start;position:relative;padding-bottom:.75rem}.course_nav .user_box .avatar[data-v-e59dfb70]{width:6.5625rem;margin-left:2.8125rem;margin-right:1rem;margin-bottom:0}.course_nav .user_box .info[data-v-e59dfb70]{width:unset;flex:1 0 auto;padding-top:1.125rem}.course_nav .user_box .info .name[data-v-e59dfb70]{font-size:1.375rem;flex:1 0 auto;margin-bottom:.8125rem}.course_nav .user_box .info .level[data-v-e59dfb70]{font-size:.875rem}.course_nav .user_box .learn[data-v-e59dfb70]{flex:1 0 auto;display:flex;flex-wrap:wrap;justify-content:center}.course_nav .user_box .learn .learn_select[data-v-e59dfb70],.course_nav .user_box .learn .tit[data-v-e59dfb70]{width:calc(100% - 2.5rem);margin-bottom:.75rem}}