File: web/bundles/extjs/resources/theme-bootstrap/theme/stylesheets/bootstrap/default/variables/_window.scss

$window-base-color: $base-color !default;

$window-border-radius: 6px !default;
$window-border-width: 1px !default;
$window-border-color: $tableBorder !default;
$window-inner-border-width: 1px !default;
$window-inner-border-color: $tableBorder !default;
$window-background-color: $bodyBackground !default;

$window-body-border-width: 1px !default;
$window-body-border-style: solid !default;
$window-body-border-color: $tableBorder !default;
$window-body-background-color: $bodyBackground !default;
$window-body-color: $color !default;

$window-header-padding: 5px 5px 0 !default;
$window-header-font-size: $baseFontSize + 4 !default; //11px
$window-header-line-height: $baseLineHeight !default;
$window-header-color: $color !default;
$window-header-font-weight: bold !default;