html,
body {
    position: relative;
    height: 100%;
}
body {
    background: #fff;
    font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
    font-size: 14px;
    color: #dcdbdd;
    margin: 0;
    padding: 0;
}
.container {
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

.top-container {
    width: 100%;
    height: 100%;
    padding: 0 0;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    position: relative;
}

.background{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.front {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
}

.qrcode {
    width: 200px;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
}

.footer-container {
    width: 100%;
    padding:  16px 0;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    position: fixed;
    bottom: 0;
    text-align: center;
    color: #666;
}