One of my favorite aspects of the early web was the focus on customization. Your Myspace page was literally 'your space' and you were free to customize it with

One of my favorite aspects of the early web was the focus on customization. Your Myspace page was literally 'your space' and you were free to customize it with CSS as you pleased. There's a whole generation of developers and designers that started this way. You still see remnants of this philosophy in the contemporary web (e.g. moderators on Reddit can customize their subreddits), but that philosophy is nowhere near as ubiquitous as it was in the Geocities era.