.frm_control_group .frm_input_box{position:relative}.frm_control_group .frm_control_input_extend{position:absolute;top:0;margin-top:23px;left:0;right:0;z-index:2}.counter-right{color:rgba(0,0,0,.3);font-size:14px!important;font-weight:400;font-style:normal}body .for_mobile{display:none}.group:after{clear:both;content:" ";display:block}.fn_tab_hover_splitline{-webkit-transform:scaleX(1);transform:scaleX(1);opacity:1}.fn_loading_icon{width:20px;height:20px;display:inline-block;vertical-align:middle;-webkit-animation:weuiLoading 1s steps(12) infinite;animation:weuiLoading 1s steps(12) infinite;background:transparent url("data:image/svg+xml;charset=utf8, <svg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 100 100'><path fill='none' d='M0 0h100v100H0z'/><rect width='7' height='20' x='46.5' y='40' fill='%23E9E9E9' rx='5' ry='5' transform='translate(0 -30)'/><rect width='7' height='20' x='46.5' y='40' fill='%23989697' rx='5' ry='5' transform='rotate(30 105.98 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%239B999A' rx='5' ry='5' transform='rotate(60 75.98 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23A3A1A2' rx='5' ry='5' transform='rotate(90 65 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23ABA9AA' rx='5' ry='5' transform='rotate(120 58.66 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23B2B2B2' rx='5' ry='5' transform='rotate(150 54.02 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23BAB8B9' rx='5' ry='5' transform='rotate(180 50 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23C2C0C1' rx='5' ry='5' transform='rotate(-150 45.98 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23CBCBCB' rx='5' ry='5' transform='rotate(-120 41.34 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23D2D2D2' rx='5' ry='5' transform='rotate(-90 35 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23DADADA' rx='5' ry='5' transform='rotate(-60 24.02 65)'/><rect width='7' height='20' x='46.5' y='40' fill='%23E2E2E2' rx='5' ry='5' transform='rotate(-30 -5.98 65)'/></svg>") no-repeat;background-size:100%}@-webkit-keyframes weuiLoading{0%{-webkit-transform:rotate(0deg);transform:rotate(0deg)}to{-webkit-transform:rotate(1turn);transform:rotate(1turn)}}@keyframes weuiLoading{0%{-webkit-transform:rotate(0deg);transform:rotate(0deg)}to{-webkit-transform:rotate(1turn);transform:rotate(1turn)}}.tc{text-align:center}.tl{text-align:left}.tr{text-align:right}.l{float:left}.r{float:right}.page_course_manage .post_editor_box{margin-top:20px;padding:30px}.page_course_manage .post_editor_bar{padding:15px 0 0}.page_course_manage .course__link .frm_input_box{width:900px}body{opacity:1}