When the page is too long, the sidebar will disappear with scrolling and the page will not look as neat and beautiful. So this article will introduce how to use sticky widgets to avoid this problem.

The PurgeCSS is an awesome tool that remove unused CSS from your site. In this section, we will dive into how the PurgeCSS work, and what should we pay attention to.

This articles listed some custom events emitted by the theme, you can catch those events via event listeners.