css背景グラデーション

FILTER: progid:DXImageTransform.Microsoft.Gradient(gradientType=0,startColorStr=#ffffff,endColorStr=#f2f2f2);/*IE旧バージョン*/background:-ms-linear-gradient(top,#ffffff,#f 2 f 2 f 2);/*IE 10 */background:-moz-linear-gradient(top,#ffffff,#f2f2f2);/*火狐*/background:-webkit-gradient(linear,0%,0%,100%,from(#ffffff),to(#f 2 f 2 f 2);/*Google*/background:-webkit-linear-gradient(top,#ffff,#f 2 f 2);/*Safari5.1 Chrome 10+*/background: -o-linear-gradient(top, #ffffff, #f2f2f2);/*Opera 11.10+*/background: linear-gradient(left, #ffffff, #f2f2f2);
できるだけ色を6ビット16進数で表す(#ffffffから#f 2 f 2 f 2に上下にグラデーション)
 

background: white; /*                     */
background: -moz-linear-gradient(top, #dedede, white 8%);
background: -webkit-gradient(linear, 0 0, 0 8%, from(#dedede), to(white));
border-top: 1px solid white;
   8%
  http://caibaojian.com/css3-background-gradient.html