Build single-file HTML tools using Simon Willison's proven patterns for browser-based utilities - no build steps, no React, just simple HTML+CSS+JS that works by opening in a browser.

Properly structure a webpage using basic HTML tags (head, body, headings, paragraphs, images and lists) Create and link an external CSS stylesheet with an HTML document. Use id and class selectors to ...

Karen Budd-Falen, the No. 3 at the Interior Department, didn’t disclose a $3.5 million water-rights contract between her husband and the developers of a Nevada mine, records show. By Lisa Friedman The ...