// this is less
.app-layoutpanel {
    height: 100%;
    .app-layoutpanel-container {
        padding: 6px;
    }
    .app-layoutpanel-tabpanel{
        >.el-tabs {
            >.el-.el-tabs__header{
                margin: 0 0 10px;
            }
            .app-layoutpanel-tabpage{
                padding: 6px;
            }
        }
    }
    .app-layoutpanel-button,.app-layoutpanel-conctrl,.app-layoutpanel-ctrlpos,.app-layoutpanel-field,.app-layoutpanel-rowitem,.app-layoutpanel-usercontrol{
        padding: 6px;
    }
    .item-field{
        padding: 0 4px;
        display: flex;
        >.item-field-label{
            padding: 0 8px;
        }
    }
}