CSS 中的 opacity 属性可以设置元素透明度.
属性语法为: opacity: value|inherit;
属性值:
value 规定不透明度. 从 0.0 (完全透明) 到 1.0(完全不透明).
inherit 应该从父元素继承 opacity 属性的值.
示例:
- <!DOCTYPE html>
- <HTML>
- <head>
- <meta charset="utf-8">
- <title>
- 设置元素透明度
- </title>
- <style type="text/css">
- .div1 { filter:alpha(opacity=50); opacity:0.1; width:100px; height:100px;
- background-color:green; } .div2 { filter:alpha(opacity=50); opacity:0.5;
- width:100px; height:100px; background-color:green; }
- </style>
- </head>
- <body>
- <div class="div1">
- </div>
- <div class="div2">
- </div>
- </body>
- </HTML>
效果如下:
推荐: CSS 文档 https://www.html.cn/book/css/
来源: http://www.css88.com/qa/css3/18234.html