salernitana.org/classifica.php

Su internet explorer si vede bene...mentre su mozilla mi capita questo difetto,come posso risolvere??

Questo e il css
[CSS]
html,body{margin:0;padding:0;height:100%}
body{font: 100.01% "Trebuchet MS",Verdana,Arial,sans-serif;
background: #FFFFFF;color: #555;text-align:center}

h2,h3,h4{margin:0;padding-left: 5px;line-height: 30px;color: #333}
h2{font-size: 160%}
h5{font-size:70/1.5% Verdena,Tahoma,sans-serif;}
h4{font-size:120%}

p{margin: 0 5px;padding: 0 0 0.7em}

.fontprofilo{
font: 70%/1.5 Verdena,Tahoma,sans-serif;}

  img#utentiacaso {float:left;}

.input {
height:11px;
background-color: #ffffff;
border: 1px solid #666666;
padding:2px;
font-size:7px;
font-family:tahoma;
margin-left:15px;
}

#signup table {
background-color: #F9FBFD;
color: #000000;
width: 440px;
border: 1px solid #D7E5F2;
border-collapse: collapse;
}

border: 1px solid;
padding-left: 4px;
}

border: 1px solid;
padding-left: 4px;
}
#signup2 table {
background-color:;
color:;
width: 440px;
border: 0px solid;
border-collapse: collapse;
}

div#container{width:950px;margin: 0 auto;
background:#FF9900
repeat-y;text-align:left}

div#header{background: #DBF8B4 }
div#main{float:right;width:568px;background:#FFFFF;}
div#content{float:left;width:568px;background:#FFFFFF;}
div#nav{float:left;width:162px;font-size:85%;background:#FF6600}
div#extra{float:right;width:220px;font-size:95%;background:#E4E4E4}
div#footer{clear:both;width:100%;padding-top:5px;background: #996633}

             ul#nav{font: 70%/1.5 Verdena,Tahoma,sans-serif;  }

ul#nav,ul#nav li,ul#nav ul,ul#nav ul li{margin:0;padding:0;list-style-type:none;z-index:2}
ul#nav{height:26px;line-height:25px;margin-left:50px;
background: url(immagini/intestazionesfondo.JPG);color: #fff}
ul#nav a{display:block;padding: 0 15px;text-decoration: none; color:#FFF}
ul#nav li{float: left;position: relative}
ul#nav li li{float: none;line-height: 22px;
display:block !important;display: inline; /IE/}
ul#nav ul{position: absolute;top: 23px;left: -9999px;
width: 12em;background:;color: #3B5998}
ul#nav ul{padding: 7px 0;border: 1px solid}
ul#nav li li a{height:22px} /*fix per IE */
ul#nav ul,ul#nav li li a{background-color: #FFF;color:}
ul#nav li:hover,ul#nav a:hover{background-color: #FF0000;color: #FFF;z-index: 400}
ul#nav li:hover ul,ul#nav li.sfhover ul{left: -1px;z-index: 100}

/*regole per separatore e le icone */

ul#nav li.sep{height: 34px;background:}
ul#nav li.sep span{display: block;height: 1px;overflow: hidden;
margin: 6px 5px 0;background: #CCC}
ul#nav li li.icon a{padding-left: 24px}
ul#nav li li.settings a{background: url(icon_settings.gif) no-repeat 3px 3px}
ul#nav li li.privacy a{background: url(icon_padlock.gif) no-repeat 3px 3px}

ul#nav2{font: 70%/1.5 Verdena,Tahoma,sans-serif; }
ul#nav2,ul#nav2 li,ul#nav2 ul,ul#nav2 ul li{margin:0;padding:0;list-style-type:none;z-index:2}
ul#nav2{height:26px;line-height:25px;margin-left:50px;
background: url(immagini/intestazionesfondo.JPG);color:}
ul#nav2 a{display:block;padding: 0 15px;text-decoration: none; color:#FFF}
ul#nav2 li{float: left;position: relative}
ul#nav2 li li{float: none;line-height: 22px;
display:block !important;display: inline; /IE/}
ul#nav2 ul{position: absolute;top: 23px;left: -9999px;
width: 12em;background:;color:}
ul#nav2 ul{padding: 7px 0;border: 1px solid}
ul#nav2 li li a{height:22px} /*fix per IE */
ul#nav2 ul,ul#nav2 li li a{background-color: #FFF;color:}
ul#nav2 li:hover,ul#nav2 a:hover{background-color:;color: #FFF}
ul#nav2 li:hover ul,ul#nav2 li.sfhover ul{left: -1px;z-index: 200}

/*regole per separatore e le icone */

ul#nav2 li.sep{height: 34px;background:}
ul#nav2 li.sep span{display: block;height: 1px;overflow: hidden;
margin: 6px 5px 0;background:}
ul#nav2 li li.icon a{padding-left: 24px}
ul#nav2 li li.settings a{background: url(icon_settings.gif) no-repeat 3px 3px}
ul#nav2 li li.privacy a{background: url(icon_padlock.gif) no-repeat 3px 3px}

ul#naviscrizione li{font: 70%/1.5 Verdena,Tahoma,sans-serif; }

[css]