.qr{
    max-width: 256px;
    text-align: center;
    margin: auto;
}

.qr img {
    width: 100%;
}

.badges{
    box-sizing: border-box;
    max-width: 256px;
    text-align: center;
    margin: auto;
    display: flex;
    align-items: center;
}

.badges a {
    width: 50%;
    display: block;
    padding-left: 3px;
    padding-right: 3px;
}

.main-content{
    padding-bottom: 100px;
}

footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    background-color: black;
    color: white;
    text-align: center;
}
footer a{
    color: white;
}