$grid-header-background-color: adjust-color($neutral-color, $hue: 0deg, $saturation: 0%, $lightness: -16.078%) !default; $grid-header-background-gradient: 'grid-header' !default; $grid-header-border-color: adjust-color($neutral-color, $hue: 0deg, $saturation: 0%, $lightness: -16.078%) !default; $grid-header-over-background-color: adjust-color($base-color, $hue: -0.175deg, $saturation: 25.296%, $lightness: -2.549%) !default; $grid-header-over-background-gradient: 'grid-header-over' !default; $grid-header-background-color: $grid-base-color !default; $grid-header-padding: 5px 6px 5px 6px !default; $grid-header-trigger-height: 22px !default; $grid-header-trigger-width: 14px !default; $grid-header-color: null !default; $grid-header-sort-icon-width: 9px !default; $grid-header-sort-icon-spacing: 3px !default; $grid-header-sort-icon-position: right center !default;