In this blog post, I’d like to talk about CSS: I wish it supported inner breakpoints – breakpoints not for viewports or containers but for HTML elements inside viewports or containers.

I was looking for a way to create images (think screenshots) of CSS layouts that I can use in HTML, EPUB and PDF files. This blog post describes my solution – which produces SVG images.

Read about various happenings with Baseline during September 2025.

Discover some of the interesting features that have landed in stable and beta web browsers during September 2025.

Many Node.js features that once required third-party packages are now built into the runtime itself.

We're constantly working to improve your browsing experience. To help you cut through the noise and reduce notification overload, we’re lau...

In the previous chapter, we used HTML to create unformatted content. In this chapter, we use CSS to configure the style of that content: We can change the color of the background, use various fonts, add vertical spacing, etc. This chapter covers a lot of…

Same-document view transitions (and more view transitions-related features) are Baseline Newly available as of October 14, 2025.

URLPattern became Baseline Newly available as of September 15, 2025.

CSS provides a variety of services for web content: In the previous chapter, we used it to format content: to change colors, typefaces, etc. In this chapter, we will use it to lay out content: to place HTML elements on a page.