Custom Giscus Theme to Match Your Site
How to create custom CSS themes for Giscus so comments blend seamlessly with your site palette instead of looking like a GitHub widget dropped in.
All Posts Tagged with Astro
2026
Fixing Giscus Theme Sync with the Site Dark Mode Toggle
Learn how a ThemeSwitcher component restores the site theme, broadcasts themeChanged, and overlays that theme onto a lazy-loaded Giscus iframe.