Join GitHub today
GitHub is home to over 28 million developers working together to host and review code, manage projects, and build software together.Sign up
Validate thumbnails #1755
Inform the user whether their manually entered thumbnail URL is valid and display a preview of it.
I mostly forgot how to do CSS after Bootstrap came out and most of my early website gigs were pixel-to-HTML so my design skills are severely lacking. This will probably need some input/touchup from others.