.adBlocksManage .leftBtnForm div.ivu-form-item-content{margin-left:0!important}.adBlocksManage .maskLoading{position:fixed;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,.4);z-index:1000;text-align:center;display:-webkit-box;display:-ms-flexbox;display:flex}.adBlocksManage .maskLoading button{position:absolute;top:50%;left:50%}