moz-opacity: Mozilla: Transparenz

<style type="text/css">
div{
 margin:50px;
 padding:30px;
 width:300px;
 border:1px solid #666;
 background-color:white;
}
</style>
...

<body>

<div style="-moz-opacity:0.8;font-size:2em;font-weight:bold;color:orange">
-moz-opacity:0.8;<br />
-moz-opacity:0.8;<br />
-moz-opacity:0.8;<br />
-moz-opacity:0.8;<br />
-moz-opacity:0.8;
</div>
-moz-opacity:0.8;
-moz-opacity:0.8;
-moz-opacity:0.8;
-moz-opacity:0.8;
-moz-opacity:0.8; 
<img src="../images/unkegross.gif" width="200" height="162"
alt="unke" style="-moz-opacity:0.5;" />
unke