xstatic-bootstrap-scss/xstatic/pkg/bootstrap_scss/data/scss/bootstrap/_grid.scss

// GRID SYSTEM
// -----------

// Fixed (940px)
@include gridSystemGenerate($gridColumns, $gridColumnWidth, $gridGutterWidth);

// Fluid (940px)
@include fluidGridSystemGenerate($gridColumns, $fluidGridColumnWidth, $fluidGridGutterWidth);