* {
     box-sizing: border-box;
}

.video-background {
    background: #000;
    position: fixed;
    top: 0; right: 0; bottom: 0; left: 0;
    z-index: -99;
}

.video-foreground,
.video-background iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}
#vidtop-content {
    top: 0;
    color: #fff;
}

.vid-info {
     position: absolute; 
     top: 0; right: 0; 
     width: 33%; 
     background: rgba(0,0,0,0.3); 
     color: #fff; padding: 1rem; 
     font-family: Avenir, Helvetica, sans-serif;
}
.vid-info h1 {
     font-size: 2rem; 
     font-weight: 700; 
     margin-top: 0; 
     line-height: 1.2;
}

.vid-info a { 
    display: block; color: #fff; 
    text-decoration: none; 
    background: rgba(0,0,0,0.5);
    transition: .6s background; 
    border-bottom: none; 
    margin: 1rem auto; 
    text-align: center; 
}

@media (min-aspect-ratio: 16/9) {
    .video-foreground { height: 300%; top: -100%; }
}

@media (max-aspect-ratio: 16/9) {
    .video-foreground { width: 300%; left: -100%; }
}

@media all and (max-width: 600px) {
    .vid-info { width: 50%; padding: .5rem; }
    .vid-info h1 { margin-bottom: .2rem; }
}

@media all and (max-width: 500px) {
    .vid-info .acronym { display: none; }
}