body,
body * {
    vertical-align: baseline;
    border: 0;
    outline: 0;
    padding: 0;
    margin: 0;
}
div#wrapper {
    background-color: red; /* cosmetic */
    height: 0px; /* set to taste */

    /* required */
    position: absolute;
    overflow: visible;
    display: block;
    width: 100%;
    left: 0px;
    top: 50%;
}
div#center {
    background-color: #666; /* cosmetic */
    border: 3px solid #FFF; /* cosmetic */

    overflow: auto; /* set to taste */

    position: absolute; /* required */
    left: 50%; /* required */

    margin-left: -150px; /* half of width */
    width: 300px; /* width of div */

    height: 250px; /* height of div */
    top: -125px; /* half of height */
}
#ad {
    position: absolute;
    width: 300px;
    height: 250px;
    top: 0px;
    left: 0px;
    margin: auto;
    background-color: #101a2a;
}


#content {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    z-index: 100;
    overflow: hidden;
}


#clickthrough-button {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    cursor: pointer;
    opacity: 0;
    z-index: 400;
}



#border{
    position: absolute;
    left: 0px;
    top: 0px;
    border: 1px solid #000000;
    width:298px;
    height:248px;
    z-index: 300;
}


.canvas_size {
    position: absolute;
    background-repeat: no-repeat;
    width: 300px;
    height: 250px;
}




#clip1{ 

    position: absolute; 
    top: 10px;
    left: 10px;
    width:200px; 
    height:130px;
    clip:rect(0px 200px 116px 0px);
    z-index: 50;
}



.logo{
    background-image: url("img/logo.png");
    width: 173px;
    height: 116px;
    z-index: 1;

}

.NHMlogo{
    position: absolute;
    background-image: url("img/NHMlogo.png");
    top: 10px;
    left: 205px;
    width: 88px;
    height: 42px;
    z-index: 5;
}


.free{
    position: absolute;
    background-image: url(img/free.png);
    top: 142px;
    left: 10px;
    width: 104px;
    height: 13px;
    z-index: 1;
}

.dong{
    position: absolute;
    background-image: url(img/dong.png);
    width:104px;
    height:34px;
    top: 213px;
    left: 10px;
    z-index: 10;
}

.btn{
    position: absolute;
    background-image: url("img/btn.png");
    width:118px; 
    height:31px;
    left:10px;
    top:169px;
    z-index: 1;
}


.tileOne{
    background-image: url("img/11.png");
    z-index: 0;
}

.tileTwo{
    background-image: url("img/21.png");
    z-index: 1;

}

.tileThree{
    background-image: url("img/41.png");
    z-index: 1;
}

.tileFour{
    background-image: url("img/12.png");

}

.tileFive{
    background-image: url("img/22.png");

}

.tileSix{
    background-image: url("img/42.png");

}

.tileSeven{
    background-image: url("img/13.png");

}

.tileEight{
    background-image: url("img/23.png");
}

.tileNine{
        background-image: url("img/43.png");
}