CSS Nesting is Here!

CSS Nesting is Here!

In this Hasty Treat, Scott and Wes talk about the arrival of CSS nesting. What is CSS nesting? How does CSS nesting work? And does it work in all browsers? Show Notes 00:24 Welcome 02:31 What’s up with CSS nesting? "CSS Nesting just landed in Firefox 117 which puts it at 100% browser support! You can start using it today — here are 11 examples on how it works 👇 04:10 How does CSS nesting work? 09:23 What the ampersand does in nesting 21:05 It works with media queries 25:29 How does it work on all the browsers? 29:32 Lightning CSS Lightning CSS Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets Wes Bos on Bluesky Scott on Bluesky Syntax on Bluesky

Episoder(974)

974: Clawdbot (Moltbot), Agents and the Age of Personal Software

974: Clawdbot (Moltbot), Agents and the Age of Personal Software

Wes and Scott talk about building hyper-specific personal software with AI. They explore personal agents, home automation, JSON-as-a-database, and how LLMs unlock fast, custom apps that reduce frictio...

28 Jan 46min

973: The Web’s Next Form: MCP UI (with Kent C. Dodds)

973: The Web’s Next Form: MCP UI (with Kent C. Dodds)

Scott and Wes sit down with Kent C. Dodds to break down MCP, context engineering, and what it really takes to build effective AI-powered tools. They dig into practical examples, UI patterns, performan...

26 Jan 48min

972: These Things Make Your App Feel Like Crap on Mobile

972: These Things Make Your App Feel Like Crap on Mobile

Wes and Scott talk about why mobile web apps often feel “janky” compared to native—and how to fix it. They cover input zooming, accidental horizontal scroll, pointer/user-select quirks, frame rate con...

21 Jan 38min

971: Stackoverflow and Firefox are Dead?

971: Stackoverflow and Firefox are Dead?

Is Stack Overflow actually dying, and what does that mean in an AI-driven dev world? Scott and Wes break down the latest web dev news, from Firefox’s AI crossroads and Apple’s browser engine changes t...

19 Jan 46min

970: Why Did Anthropic Buy Bun?

970: Why Did Anthropic Buy Bun?

Wes and Scott answer your questions about whether Git GUIs beat the terminal, balancing accessibility with experimental web projects, blocking malicious traffic, smart home setups, why Anthropic bough...

14 Jan 45min

969: This guy is nuts (TypeScript Doom)

969: This guy is nuts (TypeScript Doom)

Scott and Wes sit down with Dimitri Mitropoulos to explore the wild edges of TypeScript—from running Doom in the type system to building tools like Typeslayer. They dig into Turing-complete types, per...

12 Jan 55min

968: Habits and Changes We Want to Make in 2026

968: Habits and Changes We Want to Make in 2026

Wes and Scott talk about setting realistic goals for the new year, building habits through small, sustainable changes, creating systems that actually stick, and why incremental progress beats big reso...

7 Jan 33min

967: What’s Going to Happen in Web Dev During 2026

967: What’s Going to Happen in Web Dev During 2026

Wes and Scott talk about their bold predictions for web development in 2026, from WebGPU-powered design and modern CSS breakthroughs to JavaScript standards, AI-driven tooling, security risks, the fut...

31 Des 202548min

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