.mycollapse .el-collapse-item__header{padding:0;display:flex}.mycollapse .el-collapse-item__header span{flex:1 1 auto;display:flex;padding:5px}.mycollapse .el-collapse-item__header .el-collapse-item__header__arrow{margin-left:6px;margin-top:10px}.editor{height:450px;overflow-y:scroll}