Suggest include output of SCSS - end of article.

[pepfreetest]

After suggested Sass nesting, perhaps demonstrate the result. For example:

If you were to Sass this up you’d write it as:

.header{}
.site-nav{
li{}
a{}
}

This would output the following vanilla css, with correct selector specificity:

.header{}
.site-nav li{}
.site-nav a{}