Dozens of utility classes with a single purpose designed to reduce the frequency of highly repetitive declarations in your CSS while allowing for quick and easy development.
Easily clear floats by adding .clearfixto the parent element. A detailed explanation of how the clearfix works is available.
Can also be used as a mixin.
The following example shows how the clearfix can be used. Without the clearfix the wrapping div would not span around the buttons which would cause a broken layout, as shown in the second part of the example.