<!DOCTYPE HTML> <html> <body> Test that verifies that rounded corners with overflow:hidden composite correctly. <br> This page should show a green box with rounded corners on top of a yellow box with square corners. <div style="width:100px; height:100px; background-color:yellow;"> <div style="width:100px; height:100px; background-color:red; border-radius:40px; overflow:hidden"> <div style="width:100px; height:100px; background-color:green;"></div> </div> </div> </body> </html>