<html> <head> </head> <body style="background-color: lime;"> <svg width="300" height="300" style="border-radius: 200px; overflow: hidden; background-color: red; position: absolute;"> <rect width="300" height="300" fill="red"/> </svg> <svg width="300" height="300" style="position: absolute;"> <circle cx="150" cy="150" r="155" fill="lime"/> </svg> </body> </html>