But none are truly portable. You start them, replacing absolute paths with ./assets/ references.
A deep portable theme isn't just a theme.css file. It's a : emby css themes portable
If your CSS references local images (like custom logos or backgrounds), place them in a dedicated folder (e.g., /programdata/custom_images/ But none are truly portable
(function() const css = body background-color: #0a0f1a !important; .emby-button border-radius: 20px !important; ; const style = document.createElement('style'); style.textContent = css; document.head.appendChild(style); )(); It's a : If your CSS references local
| Pros | Cons | |------|------| | No server-side changes | Only affects your own browser | | Works with shared Emby instances | Requires initial setup | | Easy to revert (just stop loading the CSS) | Some dynamic elements may need !important | | Portable across Windows/macOS/Linux | File paths must be absolute or use a local web server |
Applying a theme is straightforward and does not require advanced coding knowledge—you just need the right code snippet. Embymalism theme for Emby 4.9.x stable - Web App CSS