Examining Bootstrap's mixins
At the beginning of this chapter, we took a brief look at the file structure of the Bootstrap library download; now is a perfect opportunity to revisit this in more detail.
If we open a copy of the downloaded archive and navigate to the root level of the less
subfolder, we can see these mixins are spread over 29 mixin files, which can be split into these categories: Utilities, Components, Skins, and Layout.
Most of these mixins are concerned with providing Bootstrap its core styles—the ones that are of particular interest are:
bootstrap.less
: This is the master Less file that, when compiled and minified, will formbootstrap.min.css ...
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