"Youtube Dark Theme"

To enable the hidden Youtube Dark Theme, use the following steps:

1. Launch the "Frameless for Youtube" app. and search for a video id: tGxcJsMP4k0

2. Select the resulting video.

3. In the video's description, click the link: "https://www.youtube.com/new"

4. Scroll to the bottom and click "Go To Youtube"

5. In the upper-right, click on your "account" icon and enable the dark theme.