Get the lowdown on the key pieces of Bootstrap's infrastructure, including our approach to better, faster, stronger web development.Bootstrap makes use of certain HTML elements and CSS properties that require the use of the HTML5 doctype. With Bootstrap 2, we added optional mobile friendly styles for key aspects of the framework.With Bootstrap 3, we've rewritten the project to be mobile friendly from the start.
To ensure proper rendering and touch zooming, add the viewport meta tag to your to the viewport meta tag.This disables zooming, meaning users are only able to scroll, and results in your site feeling a bit more like a native application.Overall, we don't recommend this on every site, so use caution! For improved cross-browser rendering, we use Normalize.css, a project by Nicolas Gallagher and Jonathan Neal.Bootstrap requires a containing element to wrap site contents and house our grid system.You may choose one of two containers to use in your projects.
Note that, due to Bootstrap includes a responsive, mobile first fluid grid system that appropriately scales up to 12 columns as the device or viewport size increases.
It includes predefined classes for easy layout options, as well as powerful mixins for generating more semantic layouts.
Grid systems are used for creating page layouts through a series of rows and columns that house your content.
Here's how the Bootstrap grid system works: grid classes, you can create a basic grid system that starts out stacked on mobile devices and tablet devices (the extra small to small range) before becoming horizontal on desktop (medium) devices.
Place grid columns in any With the four tiers of grids available you're bound to run into issues where, at certain breakpoints, your columns don't clear quite right as one is taller than the other.
To fix that, use a combination of a In addition to prebuilt grid classes for fast layouts, Bootstrap includes Less variables and mixins for quickly generating your own simple, semantic layouts.