#qr-canvas {
    margin: auto;
    width: 400px;
    height: 400px;
    max-width: 400px;
}
#btn-scan-qr {
    cursor: pointer;
}

#btn-scan-qr img {
    height: 10em;
    padding: 15px;
    margin: 15px;
    background: white;
}
#qr-result {
    font-size: 1rem;
    margin: 20px auto;
    text-align: center;
    max-width: 700px;
    background-color: white;
    color: #CC0008;
 }
.container-qr{
    margin: 0px auto;
    width: 100%;
    height: 375px;
    max-width: 500px;
}
#qrVideoElement{
    margin: 0 auto;
    width: 100%;
    height: 300px;
    display: block;
    position:absolute;
    top:0;
    left:0;
    -moz-transform:scale(3.5);
    -webkit-transform:scale(3.5);
    -o-transform:scale(3.0);
    -ms-transform:scale(3.0);
    transform:scale(3.0);
}
.fa-qrcode {
    font-size: 1.8rem;
    color: #6c757d;
}
.stage{
    width:100%;
    height:300px;
    position:relative;
    overflow:hidden;
}