Examples like the Netflix-style skin or the Alaska theme demonstrate how to use CSS and the skin parameter to completely overhaul the UI.

In CodePen, you must link the JW Player library. You can do this in the menu or directly in the HTML panel using a tag:

Place an empty in your HTML where you want the player to appear. Give it a unique ID: Use code with caution. 3. Initialize with JavaScript jw-player-video / 8.22.0 - CodePen jwplayer demo - CodePen

You can find community-made pens for Video Ads (VAST) and Closed Captions to see how these professional features look in a live environment. Step-by-Step: Setting Up JW Player in CodePen