<style type="text/css" media="screen">
#gradient {
200px;
height: 200px;
/* 如果浏览器不支持渐变,使用图像作为背景 */
background: url(gradient.jpg);
/* Webkit: Safari 4-5, Chrome 1-9 */
background: -webkit-gradient(linear, 0% 0%, 0% 100%, from(#ff6600), to(#339900));
/* Webkit: Safari 5.1+, Chrome 10+ */
background: -webkit-linear-gradient(top, #ff6600, #339900);
background-image: -webkit-linear-gradient(top, #ff6600, #339900);
/* Firefox 3.6+ */
background: -moz-linear-gradient(top, #ff6600, #339900);
/* Opera 11.10+ */
background: -o-linear-gradient(top, #ff6600, #339900);
/* IE 10 */
background: -ms-linear-gradient(top, #ff6600, #339900);
/* IE < 10 */
/* 注意:这一行必须写在最后 */
FILTER: progid:DXImageTransform.Microsoft.Gradient(startColorStr=#ff6600, endColorStr=#339900);}
</style>