: In your Emby Server Dashboard, go to Settings > Branding . Find the Custom CSS box and paste the code there.
.itemsContainer max-width: 100% !important; emby css themes better
and sidebar behavior to mimic the Plex experience while keeping Emby's performance. Tips for Better Customization : In your Emby Server Dashboard, go to Settings > Branding
: Change card and grid sizes, wrap "Continue Watching" rows into multiple lines instead of horizontal scrolls, or adjust poster sizes. : In your Emby Server Dashboard