FireFox下透明度设置的方法是:opacity=opacityValue;
opacityValue的取值范围是【0.0~1.0】即0到1的小数
IE下透明度设置的方法是:filter:alpha(opacity=opacityValue);
opacityValue的取值范围是【0~100】即0到100的整数
以下是firefox下的透明度设置例子
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
- <html>
- <head>
- <title>ffopacity.html</title>
- <meta http-equiv="content-type" content="text/html; charset=UTF-8">
- <style type="text/css" media="all">
- #p1{
- opacity:0.2;
- }
- #p2{
- opacity:0.4;
- }
- #p3{
- opacity:0.6;
- }
- #p4{
- opacity:0.8;
- }
- #p5{
- opacity:1;
- }
- p{
- width:200px;
- height:100px;
- background-color:green;
- }
- </style>
- </head>
- <body>
- <p id="p1">opacity:0.2;不透明度为20%</p>
- <p id="p2">opacity:0.4;不透明度为40%</p>
- <p id="p3">opacity:0.6;不透明度为60%</p>
- <p id="p4">opacity:0.8;不透明度为80%</p>
- <p id="p5">opacity:1;不透明度为100%</p>
- <br/><br/>
- <blockquote>IE不支持此属性,请使用Firefox或者Opera浏览.</blockquote>
- </body>
- </html>
以下是IE下的透明度设置例子
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
- <html>
- <head>
- <title>ieopacity.html</title>
- <meta http-equiv="content-type" content="text/html; charset=UTF-8">
- <style type="text/css" media="all">
- #p1{
- filter:alpha(opacity=20);
- }
- #p2{
- filter:alpha(opacity=40);
- }
- #p3{
- filter:alpha(opacity=60);
- }
- #p4{
- filter:alpha(opacity=80);
- }
- #p5{
- filter:alpha(opacity=100);
- }
- p{
- width:300px;
- height:100px;
- background-color:green;
- }
- </style>
- </head>
- <body>
- <p id="p1">filter:alpha(opacity=20);不透明度为20</p>
- <p id="p2">filter:alpha(opacity=40);不透明度为40</p>
- <p id="p3">filter:alpha(opacity=60);不透明度为60</p>
- <p id="p4">filter:alpha(opacity=80);不透明度为80</p>
- <p id="p5">filter:alpha(opacity=100);不透明度为100</p>
- <br/><br/>
- <blockquote>IE下的属性</blockquote>
- </body>
- </html>