.pageTitle{text-align:center;border-bottom:thin solid #d4d3d3;height:40px;overflow:hidden;line-height:40px;box-sizing:border-box;clear:both}.pageTitle .el-button{float:left}.channel-operation{height:100%}.channel-operation .form-content{padding:20px}.channel-operation .oper-button{width:100%;margin:20px 0;text-align:center}.channel-operation .oper-button .el-button{margin-right:50px}.channel-operation .packSize .el-form-item__content{display:flex;flex-direction:row}.channel-operation .packSize .el-form-item__content .el-input{margin-right:10px}.channel-operation .box{height:calc(100% - 40px)}