Simon Willison’s Weblog

BBspot - W3C Announces New Features for CSS. "... CSS will support a new type of padding: padding_outside_of_the_friggin_element. Let’s see them mess that one up.â€

Posted 8th April 2004 at 4:43 pm

Recent articles

Hacking the WiFi-enabled color screen GitHub Universe conference badge - 28th October 2025
Video: Building a tool to copy-paste share terminal sessions using Claude Code for web - 23rd October 2025
Dane Stuckey (OpenAI CISO) on prompt injection risks for ChatGPT Atlas - 22nd October 2025

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe