div#transparency{ 
background:url(ingresso.jpg) repeat;
width:200px;
font:90% Trebuchet MS;
}
#button-4{
filter: alpha(opacity=80);
opacity: 0.5;
width: 200px;
background: #fff;
font-size:1.4em;
list-style:none;
margin:0;
padding:0;
}
#button-4 li a{
display:block;
text-decoration:none;
padding:7px 10px!important;
padding:10px;
margin:3px 0!important;
margin:-10px 0 -13px 0;
background:#999;
color:#009;
font-size:1.1em;
font-weight:bold;
}
#button-4 a:link, 
#button-4 a:visited{
color:#000;
background:#999;
}
#button-4 a:hover, 
#button-4 a:focus,
#button-4 a:active{
color:#fff;
background:#333;
text-decoration:underline;
}
#button-4 #active-button-4 a{
color:#fff;
background:#333;
text-decoration:underline;
}