标签:get height color alt code number osi rtc www
css:
background:rgba(255,255,255,.2);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#33ffffff, endColorstr=#33ffffff);
background: #000;
filter:alpha(opacity=50); /*IE滤镜,透明度50%*/
-moz-opacity:0.5; /*Firefox私有,透明度50%*/
opacity:0.5;/*其他,透明度50%*/
startColorstr,endColorstr最前面的两位是透明度,
后面6位是背景色值标签:get height color alt code number osi rtc www
原文地址:http://www.cnblogs.com/mmyh/p/6022620.html