Spacing Assign responsive-friendly margin or padding values to an element or a subset of its sides with shorthand classes. Includes

Jumbotron A lightweight, flexible component that can optionally extend the entire viewport to showcase key marketing messages on your site.

Responsive utilities For faster mobile-friendly development, use these utility classes for showing and hiding content by device via media query. Also included

Clearfix Easily clear floats by adding .clearfix to the parent element. Utilizes

Modal Modals are streamlined, but flexible dialog prompts powered by JavaScript. They support a number of use cases from user notification to completely custom

Carousel The carousel is a slideshow for cycling through a series of content, built with CSS 3D transforms and a bit of JavaScript. It works with a series of

Reboot Part of Bootstrap’s job is to provide an elegant, consistent, and simple baseline to build upon. We use Reboot, a collection of element-specific CSS

Customization options Customize Bootstrap 4 with our built-in custom variables file and easily toggle global CSS preferences with new $enable-*

Navs Navigation available in Bootstrap share general markup and styles, from the base .nav class to the active and disabled states. Swap modifier

Typography Bootstrap includes simple and easily customized typography for headings, body text, lists, and more. For even more control, check out the