.black_overlay{   
display: none;
position: fixed;
top: 0%;   
left: 0%;   
width: 100%;
height: 100%;
background-color: black;   
z-index:1001;  
-moz-opacity: 0.8;  
opacity:.80;  
filter: alpha(opacity=80);
cursor:pointer;
}



.white_content {  
display: none;  
position:fixed;
top: 15%;  
left: 25%;  
width: 530px;  
height: 410px;  
padding: 16px;  
background-color: black;  
z-index:1002;
cursor:pointer;
/*margin:auto;
width:50%;*/
}

.white_content a {
position: relative;
left:400px;
color:white;
font-size: large;
}