This is a community-developed Emby Theater skin that draws inspiration on my love for the new default Kodi v17 skin, Estuary.
Whilst some parts borrow heavily on the original Kodi skin, others are just loosely based around the general feel.
You can request and vote for features using FeatHub (http://feathub.com/flexage/emby-web-flextuary)
To install, first launch Emby Theater.
Then navigate to the settings, and go to the "Installed Plugins" option.
Select "Install Plugin" and then choose "Install from URL".
For the Plugin URL, enter https://flexage.github.io/emby-web-flextuary/package.json