In front-end pages, we often come across layouts that require the same height. The most intuitive way to do this is to set all elements of the container to float or inline-block. float and inline-block If you use float typesetting，Not only to stretch the parent element container (clearfix)，But also for child elements set margin...
Before writing an article about their own idea of css variable，Originally not held much expectations for this attribute，Own used to SASS variables also feel like this CSS variable but like an awkward system，But if you think so people，You can refer to this article
From SASS to PostCSS about a year ago, PostCSS began to fling in the front-end ecosystem, nothing more than the so-called preprocessor features, highly customized their own plugin, the first to use cssnext function, but also with a variety of construction tools (gulp, webpack...
Semantics, Class Naming, Event Propagation