@import url('/nav.css');
body {
    margin: 0 auto;
}
table {
    margin: 0 auto;
}
h2 {
    margin: 0 auto;
    text-align: center; 
}
footer {
    text-align: center; 
}
div {
    margin: 0 auto;
    text-align: center; 
}
button {
    margin: 0 auto;
    display: block;
}
video {
    margin: auto;
    left: 0;
    right: 0;            
    position: relative;
    background: grey;
    width: 100%;
    height: 100%;
    object-fit: fill;
}
canvas {
    position: absolute;
    margin: auto;
    left: 0;
    right: 0;   
    z-index:999;
}