.back-bar{display:block;line-height:45px;width:100%}.back-bar.black{background:#333}.back-bar.black span{color:#fff}.back-bar .row{margin:0}.back-bar .mobile-row{line-height:45px;padding:10px}.back-bar .pc-row{line-height:50px;padding:10px}.back-bar .back-title{text-align:center}.back-bar .back-title span{color:#333;font-size:16px;font-weight:500}.back-bar .back-tool{float:left;margin-right:5px;overflow:hidden;vertical-align:bottom}.back-bar .back-tool img{display:inline-block;width:25px}.back-bar .icon{margin:0}@media (max-width:738px){.back-bar .back-tool{float:left;margin-right:10px;margin-top:1px;overflow:hidden;vertical-align:bottom}.back-bar .text-ellipsis{width:calc(100% - 70px)}}