.classify-tree{display:flex;font-size:14px}.classify-tree .wrapper{background:rgba(0,0,0,.65);border-radius:6px;padding:10px 0 10px 30px;width:224px}.classify-tree .active-wrapper{border-radius:6px 0 0 6px}.classify-tree .tree{padding:17px 0 17px 10px}.classify-tree .tree .tree-a{color:#fff;cursor:pointer;display:flex;justify-content:space-between}.classify-tree .tree .name{font-size:16px;line-height:20px}.classify-tree .tree:hover{background:hsla(0,0%,100%,.1);border-radius:6px 0 0 6px}.classify-tree .children_list .wrapper{background:rgba(0,0,0,.8);border-radius:0 6px 6px 0;padding:10px 0 10px 10px;width:180px}.classify-tree .children_list .active-wrapper{border-radius:0}.classify-tree .children_list .tree{padding:17px 0 17px 10px}.classify-tree .children_list .tree .tree-a{color:#fff;cursor:pointer;display:flex;justify-content:space-between}.classify-tree .children_list .tree:hover{background:rgba(34,86,246,.05);border-color:#2256f6;border-radius:6px 0 0 6px}.classify-tree .children_list .tree:hover .tree-a{color:#2256f6}.blue_bg[data-v-004a9aec]{background:#c4d4f2}.top_wrapper[data-v-004a9aec]{border-top-left-radius:5px;border-top-right-radius:5px;padding:16px}.top_wrapper img[data-v-004a9aec]{border-radius:50%;height:48px;width:48px}.top_wrapper .user_row[data-v-004a9aec]{align-items:center;-moz-column-gap:14px;column-gap:14px;display:flex;margin-bottom:14px}.top_wrapper .user_count[data-v-004a9aec]{display:flex;justify-content:space-between}.bottom_wrapper[data-v-004a9aec]{background:#fff;border-radius:5px;padding:8px 16px 16px}.bottom_wrapper .top_title[data-v-004a9aec]{margin-bottom:8px}.bottom_wrapper .study_item[data-v-004a9aec]{margin-bottom:17px}.bottom_wrapper .handle_btns[data-v-004a9aec]{align-items:center;display:flex;justify-content:space-between}.bottom_wrapper .el-empty[data-v-004a9aec]{padding:20px}.bottom_wrapper .to_login[data-v-004a9aec]{background:#3d7fff;border-radius:60px;color:#fff;padding:9px 0;text-align:center;width:100%}.banner[data-v-269f65ba]{position:relative}.banner .banner-content[data-v-269f65ba]{margin:0 auto;overflow:hidden;position:relative}.banner ul[data-v-269f65ba]{position:relative}.banner .item[data-v-269f65ba]{background-position:50%;bottom:0;height:100%;left:0;opacity:0;position:absolute;right:0;top:0;transition:all 1s;z-index:9}.banner .item.on[data-v-269f65ba]{opacity:1;z-index:10}.banner .item a[data-v-269f65ba]{display:block;height:100%;width:100%}.banner .page_dots[data-v-269f65ba]{align-items:center;border-radius:13px;bottom:15px;cursor:pointer;display:flex;height:26px;padding:0 15px;position:absolute;right:15px;text-align:center;z-index:11}.banner .page_dots.coustom_style[data-v-269f65ba]{right:50%;transform:translate(50%)}.banner .page_dots.coustom_style.on[data-v-269f65ba]{background:#fff}.banner .page_dots.old[data-v-269f65ba]{bottom:30px;left:0;margin-right:0;right:0}.banner .page_dots .dots[data-v-269f65ba]{background:#becadb;border-radius:15px;display:inline-block;height:6px;margin:0 4px;width:8px}.banner .page_dots .dots.on[data-v-269f65ba]{background:#2256f6;width:14px}.banner .classify_tree_wrapper[data-v-269f65ba]{left:0;position:absolute;top:0;z-index:300}.banner .classify_tree_wrapper[data-v-269f65ba] .classify-tree>.wrapper{padding-top:18px}.banner .classify_tree_wrapper.type2[data-v-269f65ba]{bottom:26px;top:26px}.banner .classify_tree_wrapper.type2[data-v-269f65ba] .classify-tree>.wrapper{padding-top:13px}.banner .classify_tree_wrapper .classify_tree_main[data-v-269f65ba]{margin:auto}.banner .classify_tree_wrapper .classify_tree_main .classify_tree[data-v-269f65ba]{width:100%}.banner .user_card[data-v-269f65ba]{border-radius:5px;bottom:26px;height:-moz-fit-content;height:fit-content;overflow:hidden;position:absolute;right:32px;top:26px;width:280px;z-index:300}.image_wrapper[data-v-269f65ba],.image_wrapper .image[data-v-269f65ba]{height:100%;width:100%}.image_wrapper .image[data-v-269f65ba]{-o-object-fit:contain;object-fit:contain}