Welcome to my website! As an experienced web UX engineer, I've created this space to share my insights, tips, and tools I've developed over the years. Explore my innovative projects, learn from my expertise, and feel free to connect with me for further discussions.https://peiwen.lu/https://peiwen.lu/posts/blanksheet/https://peiwen.lu/posts/blanksheet/Introducing Blanksheet, a CSS reset built on five explicit principles. Every decision — what to reset, what to preserve, what to skip — is deliberate, documented, and defensible.Fri, 06 Mar 2026 15:00:00 GMThttps://peiwen.lu/posts/pixel-mirror/https://peiwen.lu/posts/pixel-mirror/Pixel Mirror helps developers achieve pixel-perfect UIs by easily overlaying design mockups.Sat, 28 Dec 2024 13:30:00 GMThttps://peiwen.lu/posts/rhythm-sass/https://peiwen.lu/posts/rhythm-sass/Discover how to implement consistent vertical rhythm in web browsers using rhythm-sass and font baseline ratios. Learn about the crucial concept of baseline ratio, its impact on typography, and how tools like Plumber and rhythm-sass automate precise calculations for your layouts.Wed, 23 Oct 2024 09:00:00 GMThttps://peiwen.lu/posts/mastering-jsx-editing-in-emacs/https://peiwen.lu/posts/mastering-jsx-editing-in-emacs/Discover how Emacs' built-in Tree-sitter support can revolutionize your TypeScript and JSX editing experience. Learn practical functions and shortcuts to enhance your productivity.Wed, 15 May 2024 00:00:00 GMThttps://peiwen.lu/posts/hashing-collision-detection/https://peiwen.lu/posts/hashing-collision-detection/Optimizing CSS compression with smart hashing and collision detection for improved readability, efficiency, and maintainability.Fri, 19 Apr 2024 00:00:00 GMThttps://peiwen.lu/posts/svg-in-css/https://peiwen.lu/posts/svg-in-css/A user-friendly tool for generating URL encoded SVGs in CSS masks, streamlining the management of SVG icons.Mon, 18 Sep 2023 00:00:00 GMThttps://peiwen.lu/posts/lambda-sass/https://peiwen.lu/posts/lambda-sass/Exploring functional programming in Sass with Clojure-inspired anonymous functions and threading macros.Wed, 12 Jul 2023 00:00:00 GMThttps://peiwen.lu/posts/emmet2-mode/https://peiwen.lu/posts/emmet2-mode/Emmet2-mode is an Emmet-enhanced minor mode for Emacs. It is built on top of Deno, deno-bridge and the Emmet NPM package, delivering the complete set of Emmet functionalities while also integrating a wide array of extra features.Mon, 03 Jul 2023 00:00:00 GMT