CSS
From https://www.w3schools.com/css/: CSS is a cornerstone technology of the World Wide Web, alongside HTML and JavaScript.Using CSS since 2012. Starting with hacking things together in a WYSIWYG, all the way through building Gatsby themes leveraging CSS modules across their components.
Works everywhere
There would be a revolt if we didn’t have a reliable way to style webpages, but it can’t be overstated how powerful it is to have a built-in solution that works across engines.
Does more than you think
Some of my favorite tech influencer content are tips where its shown that HTML+CSS are capable of making complicated UI. Whenever possible I try to make things happen without JS, and CSS comes in as the solution 95% of the time!