


css3背景颜色渐变属性 兼容性测试基础环境为:windows系统;IE6.0+, Firefox4.0+, Chrome4.0+, Safari4.0+, Opera15.0+
语法:
取值:
- left:
- 设置左边为渐变起点的横坐标值。
- right:
- 设置右边为渐变起点的横坐标值。
- top:
- 设置顶部为渐变起点的纵坐标值。
- bottom:
- 设置底部为渐变起点的纵坐标值。
: - 用角度值指定渐变的方向(或角度)。
: - 指定渐变的起止颜色。
: - 指定颜色。请参阅颜色值
: - 用长度值指定起止色位置。不允许负值
: - 用百分比指定起止色位置。
说明:
- Firefox还支持使用
、 和center特殊值定义渐变起点,并支持起点与角度一起使用。 -
示例代码:
(图一)<code>linear-gradient(#fff,#333); linear-gradient(top,#fff,#333); linear-gradient(bottom,#333,#fff); linear-gradient(-90deg,#fff,#333); </code>
以上几句代码都可以实现如(图一)的渐变效果
兼容性:
- 浅绿 = 支持
- 红色 = 不支持
- 粉色 = 部分支持
IE | Firefox | Safari | Chrome | Opera |
---|---|---|---|---|
6-9 #1 | 4.0-15.0 -moz- | 4.0-6.0 -webkit- | 4.0-25.0 -webkit- #2 | 15.0 |
10.0 | 16.0 | 6.1 | 26.0 |
- IE5.5-9.0使用私有滤镜来实现该效果: progid:DXImageTransform.Microsoft.Gradient()
- chrome4.0-9.0使用更老的语法:-webkit-gradient(linear,…)

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