Find the original CSS file. Is it a complete replacement (thousands of lines) or a snippet (50 lines)?
Custom CSS primarily affects the Web Client and Desktop App . It may not work on all mobile or TV apps.
Using @import is particularly smart because the theme will stay synchronized with the developer's latest fixes automatically. emby css themes upd
Locate the Custom CSS text box. Paste your theme's code here. Save: Scroll to the bottom and click Save .
: Select the CSS code provided by the theme developer. Find the original CSS file
For an interesting look at the latest in Emby CSS theme updates as of 2025 and 2026, the following community-driven "papers" and guides offer deep dives into advanced UI customization: Recent High-Quality Theme Guides
You can find pre-made themes and modifications shared by the community on the Emby Web App CSS forums . Notable options include: It may not work on all mobile or TV apps
: Organize your CSS into logical sections and comment your code extensively. This makes updates much easier when Emby releases new versions.
The Emby Web App CSS Community features a wealth of designer-crafted stylesheets. The most popular, highly maintained options fall into three distinct design tracks:
Find a theme on the Emby forum and copy the code. Access Emby Settings: Open your Emby Web App. Navigate to Custom CSS: Go to Dashboard -> General .