CSS.
, .
:
http://jsfiddle.net/w2rcy270/2/
#effect {
width: 200px;
height: 100px;
background: red;
-moz-border-radius: 100px / 50px;
-webkit-border-radius: 100px / 50px;
border-radius: 100px / 50px;
background: rgb(240, 183, 161);
background: -moz-radial-gradient(center, ellipse cover, rgba(240, 183, 161, 1) 0%, rgba(140, 51, 16, 1) 48%, rgba(191, 110, 78, 1) 100%);
background: -webkit-gradient(radial, center center, 0px, center center, 100%, color-stop(0%, rgba(240, 183, 161, 1)), color-stop(48%, rgba(140, 51, 16, 1)), color-stop(100%, rgba(191, 110, 78, 1)));
background: -webkit-radial-gradient(center, ellipse cover, rgba(240, 183, 161, 1) 0%, rgba(140, 51, 16, 1) 48%, rgba(191, 110, 78, 1) 100%);
background: -o-radial-gradient(center, ellipse cover, rgba(240, 183, 161, 1) 0%, rgba(140, 51, 16, 1) 48%, rgba(191, 110, 78, 1) 100%);
background: -ms-radial-gradient(center, ellipse cover, rgba(240, 183, 161, 1) 0%, rgba(140, 51, 16, 1) 48%, rgba(191, 110, 78, 1) 100%);
background: radial-gradient(ellipse at center, rgba(240, 183, 161, 1) 0%, rgba(140, 51, 16, 1) 48%, rgba(191, 110, 78, 1) 100%);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#f0b7a1', endColorstr='#bf6e4e', GradientType=1);
}