css背景颜色渐变

1.效果

2.代码

/* 基本色 */
background: #3FB0AC;
/* chrome 2+, safari 4+; multiple color stops */
background-image:-webkit-gradient(linear,  left top, left bottom, color-stop(1, #3FB0AC), color-stop(1, #C5D7A1));
/* chrome 10+, safari 5.1+ */
background-image: -webkit-linear-gradient(#3FB0AC,#C5D7A1);
/* firefox; multiple color stops */
background-image: -moz-linear-gradient(top,#3FB0AC,#C5D7A1,#C5D7A1);
/* ie 6+ */
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#3FB0AC', endColorstr='#C5D7A1');
/* ie8 + */
-ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#3FB0AC', endColorstr='#C5D7A1')";
/* ie10 */
background-image: -ms-linear-gradient(#3FB0AC, #C5D7A1);
/* opera 11.1 */
background-image: -o-linear-gradient(#3FB0AC, #C5D7A1);
/* 标准写法 */
background-image: linear-gradient(#3FB0AC, #C5D7A1);

3.问题