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Quickly customize Bootstrap with built-in variables to easily toggle global CSS preferences for controlling style and behavior.
Customize Bootstrap with our built-in custom variables file and easily toggle global CSS preferences with new $enable-*
Sass variables. Override a variable's value and recompile with npm run test
as needed.
You can find and customize these variables for key global options in Bootstrap's scss/_variables.scss
file.
variable | values | Description |
---|---|---|
$spacer |
1rem (default), or any value > 0 |
Specifies the default spacer value to programmatically generate our spacer utilities . |
$enable-rounded |
true (default) orfalse |
Enables predefined border-radius styles on various components. |
$enable-shadows |
true or false (default) |
Enables predefined decorative box-shadow styles on various components. Does not affect box-shadow s used for focus states. |
$enable-gradients |
true or false (default) |
Enables predefined gradients via background-image styles on various components. |
$enable-transitions |
true (default) orfalse |
Enables predefined transition s on various components. |
$enable-reduced-motion |
true (default) orfalse |
Enables the prefers-reduced-motion media query , which suppresses certain animations/transitions based on the users' browser/operating system preferences. |
$enable-grid-classes |
true (default) orfalse |
Enables the generation of CSS classes for the grid system (eg .row , .col-md-1 , etc.). |
$enable-caret |
true (default) orfalse |
Enables pseudo element caret on .dropdown-toggle . |
$enable-button-pointers |
true (default) orfalse |
Add "hand" cursor to non-disabled button elements. |
$enable-rfs |
true (default) orfalse |
Globally enables RFS . |
$enable-validation-icons |
true (default) orfalse |
Enables background-image icons within textual inputs and some custom forms for validation states. |
$enable-negative-margins |
true or false (default) |
Enables the generation of negative margin utilities . |
$enable-deprecation-messages |
true (default) orfalse |
Set to false hide warnings when using any of the deprecated mixins and functions that are planned to be removed in v6 . |
$enable-important-utilities |
true (default) orfalse |
Enables the !important suffix in utility classes. |