body {
    background: #1f8dd6;
}

#centerBox {
    -webkit-border-radius: 10px 10px 10px 10px;
    border-radius: 10px 10px 10px 10px;
    background: #fff;
    padding: 0;
    width: 90%;
    max-width: 450px;
    position: relative;
    -webkit-box-shadow: 0 30px 60px 0 rgba(0,0,0,0.3);
    box-shadow: 0 30px 60px 0 rgba(0,0,0,0.3);
    text-align: center;
}

#centerBox .pure-form {
    padding: 30px;
}

#formFooter {
    background-color: #f6f6f6;
    border-top: 1px solid #dce8f1;
    padding: 25px;
    text-align: center;
    -webkit-border-radius: 0 0 10px 10px;
    border-radius: 0 0 10px 10px;
}

#main {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    min-height: 100%;
    padding: 20px;
}