Use JavaScript to check if an element is in the middle of the screen vertically, check the example and demo video of the code.
Tag: css
An easy way to create a sticky section inside your page, that will scroll for a certain amount, with a few lines of CSS and JS.
Simple CSS code that you can add via your function.php to style the ACF fields in your Dashboard.
A simple way to stop Divi from overwriting your CSS rules on element and shortcodes using SASS and the parent reference.