index.css

body {
    overflow: hidden;
}
.overlay {
    position: fixed;
    top: 0; left: 0; bottom: 0; right: 0;
    background: #000;
    color: #f90;
    font-size: 5vw;
    font-family: sans-serif;
    text-align: center;
    padding-top: 10vw;
}
#progress {
    position: fixed;
    top: 0; left: 0; bottom: 0; right: 0;
    width: 100%;
    background: #000;
    color: #f90;
    border: #F90 solid 2px;
    border-radius: 10px;
    display: none;
}
progress::-webkit-progress-bar {background-color: black; width: 100%;}
progress {background-color: black;}
progress::-webkit-progress-value {background-color: #f90 !important;}
progress::-moz-progress-bar {background-color: #f90 !important;}
progress {color: #f90;}

#continue {
    z-index: 100;
    display: none;
}
#printerpage {
    position: fixed;
    top: 0; left: 0; bottom: 0; right: 0;
}
#printedimage {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
@media screen {
    #printerpage {
        display: none;
    }
}
@media print {
    @page {
        size: A4;
        margin: 0;
    }
    html, body {
        width: 210mm;
        height: 100%;
    }
    * {
        background: transparent !important;
    }
    body > * {
        display: none !important;
    }
    #printerpage {
        display: block !important;
    }
}
#logo {
    width: 20vw;
    height: 20vw;
    border-radius: 50%;
    border: 1vw solid #f90;
}
video {
    position: absolute;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
}
canvas {
    position: fixed;
}
.pixelated {
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: pixelated;
    -ms-interpolation-mode: nearest-neighbor;
}
div#sqSpinner {
    position: fixed;
    margin: auto; top: 0; left: 0; bottom: 0; right: 0;
    width: 100px;
    height: 100px;
    border-radius: 50px;
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 5px 5px #F90;
    display: none;
    transform: rotate(30deg);
    z-index: 100;
}
div#sqSpinner > div {
    position: absolute;
    top: 45px;
    left: 5px;
    width: 90px;
    height: 10px;
    border-radius: 5px;
    box-shadow: 0 0 5px 5px #F90;
}