<!DOCTYPE HTML> <html> <head> <title>CSS Reference: Test for calc() on background-image gradients</title> <link rel="author" title="L. David Baron" href="https://dbaron.org/"> <meta name="flags" content=""> <style type="text/css"> p { height: 50px; width: 200px; border: thin solid; } #one { background-image: radial-gradient(circle farthest-side at 150px 20px, red, green); } </style> </head> <body> <p id="one"></p> </body> </html>