.four-container{background-image:url(../img/expert_bg_img.92103d44.jpg);background-size:100% 100%;position:relative;height:100%}.four-container .header{padding:3vh 3.65% 1% 4.4%;position:relative}.four-container .header .onst_button{width:150px;height:38px;display:-webkit-box;display:-ms-flexbox;display:flex;color:#0073fe;-ms-flex-pack:distribute;justify-content:space-around;position:absolute;right:90px}.four-container .header .onst_button .onst_wb,.four-container .header .onst_button .onst_wx{width:64px;height:38px;line-height:38px;text-align:center;background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEEAAAAmCAYAAACbBvanAAAAAXNSR0IArs4c6QAAAOJJREFUaEPtmjEKwkAUBd8GKyVFEIsVK609iIIKafYCYuN5LCzstRFM4UWsLTWCBAvBSowEUSR6g53cII//ZpLdb6LBshcYs5Bk5deTBkbj88ZtTX24Ol73a3u/pV5FUKlZhe04zRLXLELIL7uZVwG8XzbqTpUlzhACITAJog4SIRRwZBII4SVJJoEQmITP1zF1oA7UgTp8/y7DBJgAE2ACTCgdIgJGwAgYASNgBIy/90vYATtgB+yAHbADdvi7f4EiS4r0c12nahV24lOWOGsao1X/kWsuqeXZzs4hMJoUi1tP9DISNvXWoj0AAAAASUVORK5CYII=);background-size:100% 100%;cursor:pointer}.four-container .header .onst_button .active{background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAAAmCAYAAAB0xJ2ZAAAAAXNSR0IArs4c6QAAAKlJREFUaEPt2r0NhDAMhuHPrIAo4DaigDILoBsK3QKUpGAjfiSUFQAhHQUz+M0G/pzET2Er2qE+Tv0klfJz1szU7WOYLG+GxVnxT5vXFEN1B3D6afy70hSDEQA3gCfAH8AnyBRwmgBjEAcAISQIhaEwFIbCUNgpBIUEkSASRIJIEAkiQSSIBJGg0wSgMBSGwlAYCjtekdlSDKX9l6R6SR9H03DOTN97SeoCGrGiJ/dwcS8AAAAASUVORK5CYII=);color:#fff}.four-container .header .bodyTitle{color:#fff;font-size:26px;font-weight:700;display:inline-block;width:20.1%;text-align:center;height:3.6vh;line-height:5.6vh}.four-container .header .bodyTitle img{vertical-align:middle;width:13.27%;height:4.84vh;margin-right:2.2%}.main_top{width:98%;margin:0 auto;height:45vh;border:1px solid red;display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-pack:distribute;justify-content:space-around;-ms-flex-line-pack:center;align-content:center}.main_top .main_top_left{width:38%;height:35vh;margin-top:6vh;position:relative;left:2%;border:1px solid red}.main_top .main_top_left .left_title{font-size:20px;font-family:Microsoft YaHei;font-weight:700;color:#fff}.main_top .main_top_right{width:55%;height:35vh;margin-top:6vh;border:1px solid red}