CSS an IE anpassen!

/*
Theme Name: NSAV
Author: NSAV
*/


body {
    background:url(images/bg.jpg);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center top;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 12px;
    color: #ffffff;
}
#wrapper {
    margin: auto auto;


    clear: both;


    background:url(images/wrapperbg.png);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center top;
    border-left-width:1px;
    border-left-style:solid;
    border-right-width:1px;
    border-right-style:solid; 
    border-color: #000000;
    width: 950px;
    overflow:hidden;
    min-Height:100%;
    width: 950px;
}
a:link {
    color:#cccccc;
    text-decoration: none;
    text-underline: none;
}
a:visited {
    color:#cccccc;
    text-decoration: none;
    text-underline: none;
}
a:hover {
    color:#999999;
    text-decoration: none;
    text-underline: none;
}
a:active {
    color:#cccccc;
    text-decoration: none;
    text-underline: none;
}
@font-face { 
    font-family:menu; 
    src:url(menu.ttf); 
}
#uberschrift {
    font-family: menu; text-decoration:none;
    font-size:25pt;
    color: #ffffff;
    background: none;
    width: 609px;
    height: 70px;
}
#uberschrift h2 {
    text-indent:1em;
    color: #cccccc;
}
#menu {


    position:fixed; top:0px;
    width:950px;


    height: 50px;
    background: url(images/headerbg.png);
    background-repeat: repeat-x;
    font-family: menu;
    font-size:20pt;
    text-align:center;


}


#menu ul {margin: 0; padding: 0; list-style-type: none; list-style-image: none; }
#menu li {display: inline; }
#menu ul li a {text-decoration:none;  margin: 5px; padding: 5px 20px 5px 20px; color: #ffffff;}


#header {
    margin-left:auto;
    margin-right:auto;
    height: 330px;
    width:950px;


    background-attachment:fixed ;
    background:url(images/header.png);
    background-repeat: no-repeat;
}


#sidebar {
    margin-left:30px;
    width: 250px;
    float: left;
    background:none;
    color: #999999;
}




#main {
    width: 580px;
    float: left;
    background: none;
    margin-left:60px;
    margin-right:30px;
    
}






#footer {
position: relative;
    border-left-width:1px;
    border-left-style:solid;
    border-right-width:1px;
    border-right-style:solid; 
    border-color: #ffffff;
    clear: left;
    margin-left:auto;
    margin-right:auto;
    bottom:0px;
    height:20px;
    width: 950px;
    background: #000000;


                
}