An overview of Bootstrap, including how to download and use it, some basic templates and examples, and more.
Here’s how to quickly get started with the Bootstrap CDN and a template starter page.
Looking to quickly add Bootstrap to your project? Use the Bootstrap CDN, provided for free by the folks at MaxCDN. Using a package manager or need to download the source files? Head to the downloads page.
Copy-paste the stylesheet
<link> into your
<head> before all other stylesheets to load our CSS.
</body> tag. Be sure to place jQuery and Tether first, as our code depends on them. While we use jQuery’s slim build in our docs, the full version is also supported.
And that’s it—you’re on your way to a fully Bootstrapped site. If you’re at all unsure about the general page structure, keep reading for an example page template.
Be sure to have your pages set up with the latest design and development standards. That means using an HTML5 doctype and including a viewport meta tag for proper responsive behaviors. Put it all together and your pages should look like this:
Bootstrap employs a handful of important global styles and settings that you’ll need to be aware of when using it, all of which are almost exclusively geared towards the normalization of cross browser styles. Let’s dive in.
Bootstrap requires the use of the HTML5 doctype. Without it, you’ll see some funky incomplete styling, but including it shouldn’t cause any considerable hiccups.
Bootstrap is developed mobile first, a strategy in which we optimize code for mobile devices first and then scale up components as necessary using CSS media queries. To ensure proper rendering and touch zooming for all devices, add the responsive viewport meta tag to your
You can see an example of this in action in the starter template.
For more straightforward sizing in CSS, we switch the global
box-sizing value from
border-box. This ensures
padding does not affect the final computed width of an element, but it can cause problems with some third party software like Google Maps and Google Custom Search Engine.
On the rare occasion you need to override it, use something like the following:
With the above snippet, nested elements—including generated content via
:after—will all inherit the specified
box-sizing for that
Learn more about box model and sizing at CSS Tricks.
For improved cross-browser rendering, we use Normalize.css to correct small inconsistencies across browsers and devices. We further build on this with our own, slightly more opinionated styles with Reboot.
Stay up to date on the development of Bootstrap and reach out to the community with these helpful resources.
irc.freenode.netserver, in the
bootstrapon packages which modify or add to the functionality of Bootstrap when distributing through npm or similar delivery mechanisms for maximum discoverability.
You can also follow @getbootstrap on Twitter for the latest gossip and awesome music videos.