Bite-sized tips and screencasts about Javascript, CSS, and React

My review of the Dygma Raise mechanical split keyboard

How to remove unused JS and CSS with the Coverage tab from Dev Tools

Notes about the z-index

Testing a web page on multiple devices at the same time

Going back to the root level with @at-root in SCSS

Javascript addEventListener will not duplicate named functions

Using background images to show low-resolution previews placeholder for big images

The last-child vs last-of-type selector in CSS

Using a CSS display none will still trigger an HTTP request for images

Links, ideas, news roundup #1

Making an element fullscreen with Javascript

CSS how to change the color of the line in underlined text

Know your size – CSS Units Explained: Part 2 REMs and EMs

Using the CSS @media prefers queries

What is the :is() CSS pseudo-class and how it is helpful