User interface specific variables
$gbc-UserInterfaceWidget-bars-container-z-index
Type: number
Default value: $z-index-BarsContainer
Computed value: 56
$gbc-UserInterfaceWidget-background-color
Type: color
Default value: $theme-secondary-background-color
Computed value: whitesmoke
$gbc-UserInterfaceWidget-separator-color
Type: color
Default value: $theme-separator-color
Computed value: #e0e0e0
$gbc-UserInterfaceWidget-header-color
Type: color
Default value: $theme-header-color
Computed value: whitesmoke