Splitter specific variables
$gbc-SplitterWidget-hover-color
Type: color
Default value: $theme-separator-color
Computed value: #e0e0e0
$gbc-SplitterWidget-splitter-size
Type: size
Default value: $theme-splitter-size
Computed value: 7.2px
$gbc-SplitterWidget-splitholder-background-color
SplitterWidget splitholder background color
Type: size
Default value: $mt-white
Computed value: #ffffff