html,body {
 margin:0;
 padding:0;
}


img{ display:block; width:550px; height: 334px; margin: 10% auto; opacity:0.5; }

video#bgvid { 
    position: fixed;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -100;
    -webkit-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
    background-size: cover; 
}
video { display: block; }
h1 { 
	margin-left: -100%;
}