Articles by Jen Simmons
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9 Biggest Mistakes with CSS Grid
CSS Grid is groundbreaking new technology for web design. In her newest Layout Land video, Jen Simmons explains the 9 Biggest Mistakes people are making as they adopt this new technology, with advice and tips for avoiding pitfalls and breaking old habits.
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How to Write CSS That Works in Every Browser, Even the Old Ones
Jen Simmons' seven-part mini-series on resilient CSS and how you can create great graphic design on the web, now, and not have to worry about all the old browsers.
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It’s Resilient CSS Week
Jen Simmons celebrates resilient CSS and shows you how it's done, in this week's Layout Land video series. Check out the opening episodes: "Introduction to Resilient CSS" and "Can I use this CSS?" both available now.
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Tour the latest features of the CSS Grid Inspector, July 2017
We began work on a developer tool to help with understanding and using CSS Grid over a year ago. In March, we shipped the first version of a Grid Inspector in the Firefox DevTools along with CSS Grid. Now significant new features are landing in Firefox Nightly. Here’s a tour of what’s arrived in July […]
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Using Feature Queries in CSS
There’s a tool in CSS that you might not have heard of yet. It’s powerful. It’s been there for a while. And it’ll likely become one of your favorite new things about CSS. Behold, the @supports rule. Also known as Feature Queries. With @supports, you can write a small test in your CSS to see […]