What is NovaStyle?
NovaStyle is a cross-browser extension that lets developers, designers, and low-code creators modify any webpage's CSS visually. Click elements to inspect and edit their styles in real time through an intuitive control panel, then export clean, production-ready CSS overrides.
📐 Box Model
Drag margins, borders, and padding — see pixel-perfect layout changes in real time.
🔤 Typography
Tweak font-size, line-height, letter-spacing, weight, and alignment with sliders and dropdowns.
🎨 Color & Backgrounds
Interactive color pickers for text and background colors with immediate preview.
💾 Persistent Storage
Styles auto-save per domain and reload on subsequent visits. No data leaves your browser.
📋 Export CSS
Copy formatted CSS override code to your clipboard for use in your project.
🌐 Cross-Browser
Works in Chrome, Firefox, Edge, and Safari with full feature parity.
Install
MV3 MIT License v1.3.5