@media screen and (orientation: portrait) {
    html{
        transform:rotate(90deg);
        -ms-transform:rotate(90deg); 	
        -moz-transform:rotate(90deg); 	
        -webkit-transform:rotate(90deg); 
        -o-transform:rotate(90deg); 	

        -moz-full-screen();
    }
}


html:-moz-full-screen {  
    background: black;  
}  
  
html:-webkit-full-screen {  
    background: black;  
}  
  
html:fullscreen {  
    background: black;  
}

.jsLoadingProgress{
    left:0;
    top:0;
    width:100%;
    height:100%;
    display:inline-block;
    vertical-align:middle; 
    text-align:center;
    background-color:black;
    font-size:20pt;
    color:yellow;
    border:1px solid gray; 
}