/* video {
    border: 1px solid black;
    margin: 20px;
    display: block; Helps with positioning on the page 
}
*/

video {
    border: 1px solid black;
    display: block;      /* Required for auto margins to work */
    margin-left: auto;   /* Centers horizontally */
    margin-right: auto;  /* Centers horizontally */
    /* Shorthand: margin: 0 auto; */
}

/* not using
.video-responsive {
    left:0;
    top:0;
    height:100%;
    width:100%;
    position:absolute;
}*/

@media only screen and (max-width: 767px) {
video {
    max-width: 100%;
    height: auto;
}

}