radial

by ethertank

HTML

<section></section>

CSS

body{padding:0;}
section {
    height:500px;
    margin:0; padding:0;
    background-image: -moz-radial-gradient(
        50% -2470px 45deg,
        circle closest-side,
        #fff 2500px, #fff 2503px, #cef 2506px
    );
}