Most stylesheets are a mess, especially because they are shared in a global scope and there is currently no good way to get around this, unless you can use CSSModules in your project.
In this article Belén will share some tips and advice about HTML code. Some of this guidance will be best suited for beginners – how to properly build paragraphs, use headings, or improve forms, but we will also discuss SVG sprites for icons, a somewhat more advanced topic.