Change VLC MediaPlayer Skin

There are a lot of sites you can download a skin from. There are many users who make customized skins and share it in the Internet.

https://www.videolan.org/vlc/skins.html

https://www.deviantart.com/customization/skins/media/vlcmedia/popular-24-hours/

Open VLC Media Player. ...

Click Tools from the menu bar. ... 

Select "Preference." ...

Select the Interface option from the menu on the left of the window. ...
Locate the “Look and Feel” section. ...

Enable the “Use Custom Skin” radio button. ...

Click the "Choose" button. ...

Select the skin you want to use.