#interstitialAdUnit {
    width: 670px;
    height: 330px;
    z-index: 100;
    position:fixed;
    top:50%;
    left:50%;
    margin-top:-150px;
    margin-left:-275px;
}
#interstitialBackground {
    position: fixed;
    left: 0;
    top: 0;
    background-color: black;
    -moz-opacity: 0.8;
    opacity: .80;
    filter: alpha(opacity=80);
    width: 100%;
    height: 100%;
    z-index: 90;
}

#interstitialTitle {
    width:300px;
    height: 30px;
    clear: both;
    color:white;
}
#interstitialLeft {
    float:left;
    width:335px;
    height:250px;
}

#interstitialRight {
    cursor: pointer; 
    cursor: hand;
    width:275px;
    height: 80px;
    float: left;
    background-color: black;
    color: gray;
}

#interstitialRightText{
    line-height: 80px;
    font-size: 22px;
    margin-right:20px;
}

#closeAdText {
    width:190px;
    float:right;
    margin-left:20px;
}

#closeAdX {
    width: 25px;
    font-size: 25px;
    line-height: 80px;
    margin-left:20px;
    float: left;
    font-family: "Arial", Helvetica, sans-serif;
}

#whyThisAd {
    background-color: white;
    float:left;
    width:230px;
    height: 150px;
    margin-top: 20px;
    
}

#whyThisAdContent {
    font-size: 15px;
    padding-left: 10px;
    padding-right: 10px;
    color: black;
}