.mb-modal-overlay {
display: none;
position: fixed;
z-index: 100;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: #000;
opacity: .4;
filter: alpha(opacity=40);
}
.mb-modal {
display: none;
float: left;
position: absolute;
z-index: 101;
top: 100px;
left: 50%;
width: 420px;
padding: 20px;
background: #fff;
-moz-border-radius: 5px;
-webkit-border-radius: 5px;
border-radius: 5px;
-moz-box-shadow: 0 0 5px rgba(0, 0, 0, 0.7);
-webkit-box-shadow: 0 0 5px rgba(0, 0, 0, 0.7);
box-shadow: 0 0 5px rgba(0, 0, 0, 0.7);
}
#modal-1 {
width: 600px;
}