body {
	
}

#myVideo {
    position: fixed;
    size: cover;
	right: 0;
    bottom: 0;
    min-width: 100%; 
    min-height: 100%;
    opacity: 1;  
}

#mask {
    position: fixed;
    size: cover;
	right: 0;
    bottom: 0;
    min-width: 100%; 
    min-height: 100%;
    background-color: #000000;
    opacity: 0.8;
}