body {
height: 100%;
width: 100%;
margin: 0px;
}


img {
border-width: 0px;
}


#example {
position: absolute;
top: 0px;
left: 0px;
width: 100%;
height: auto;
}


#preload {
display: none;
}


iframe {
position: fixed;
top: 0px;
left: 0px;
width: 100%;
height: 100%;
z-index: 1;
}


#black {
position: fixed;
top: 0px;
left: 0px;
width: 100%;
height: 100%;
text-align: center;
background-color: rgba(0, 0, 0, 0.6);
z-index: 1;
display: none;
}


#black img {
position: absolute;
left: 0px;
right: 0px;
top: 20%;
margin-left: auto;
margin-right: auto;
max-width: 80%;
max-height: 80%;
}