<!DOCTYPE HTML> <html> <head> <title>CSS Test: Test for calc() on background-image gradients</title> <link rel="author" title="L. David Baron" href="https://dbaron.org/"> <link rel="help" href="http://www.w3.org/TR/css3-values/#calc-notation"> <link rel="match" href="calc-background-image-gradient-1-ref.html"> <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 calc(50px + 50%) calc(100% - 30px), red, green); } </style> </head> <body> <p id="one"></p> </body> </html>