.style1 {
    background-color: #f7f7f7;
    font-family: 'Roboto Slab', serif;
    font-size: 16px;
}
img#cert_qr.cert_qr {
    position: fixed !important;
    top: 50px !important;
    right: 50px !important;
}
.dot {
    height: 10px;
    width: 10px;
    border-radius: 50%;
    display: inline-block;

}
.dot, .green {
    background-color: green;
}
.dot, .yellow {
    background-color: yellow;
}
.dot, .red {
    background-color: red;
}