You can PotPlayer in here: [link]
Copy to "C:\Program Files\DAUM\PotPlayer\Skins"
Open Potplayer then muose right/ Skin
(This post contains only a selection of the set, the full set is in this zip file, in their original size.) Click Skip Ad at the top right to get to the download.
After Dark Cyan Theme For Windows10 November Update [link]
After Dark CC Theme For Windows10 November Update (10586)
Credit author: fiko3535