Bootstrap!default

Button Styles. Bootstrap provides different styles of buttons: Basic Default Primary Success Info Warning Danger Link. To achieve the button styles above, ...

The .panel-default class is used to style the color of the panel. See the last example on this page for more contextual classes. Panel Heading. Panel Heading.

Bootstrap includes six default breakpoints, sometimes referred to as grid tiers, for building responsively. These breakpoints can be customized if you're using ...

Our default .container class is a responsive, fixed-width container, meaning its max-width changes at each breakpoint. Copy. <div class=container> < ...

To nest your content with the default grid, add a new .row and set of .col-sm-* columns within an existing .col-sm-* column. Nested rows should include a set of ...

We utilize a default z-index scale in Bootstrap that's been designed to properly layer navigation, tooltips and popovers, modals, and more. These higher values ...

We utilize a default z-index scale in Bootstrap that's been designed to properly layer navigation, tooltips and popovers, modals, and more. These higher values ...

Our default .container class is a responsive, fixed-width container, meaning its max-width changes at each breakpoint. Copy. <div class=container> ...

Variable defaults. Every Sass variable in Bootstrap 4 includes the !default flag allowing you to override the variable's default value in your own Sass without ...

1rem (default), or any value > 0, 指定默認的spacer 數值，以編程方式生成我們的spacer 通用類別. $enable-rounded, true (default) or false, 在各種元件上啟用預定義的 ...