#login {
    display: flex;
    flex-flow: column;
}
#login .btn.btn_cancel {
    background: silver;
    color: black;
}

.cl-d3totplogin .btn {
    margin: 10px 0;
}

.cl-d3totplogin .mainforms {
    margin-top: 20px;
    margin-bottom: 20px;
}


#login label {
    position: absolute;
    left: -2000px;
}

#login label.show {
    position: relative;
    display: block;
    left: 0;
}

#login .container {
    display: flex;
    flex-direction: row;
    margin: 20px 0;
    justify-content: center;
}

#login .digit {
    width: 2em;
    margin: 0 2px;
    text-align: center;
    height: 3em;
    font-size: 1.5em;
}

#login .digit:nth-of-type(4) {
    margin-left: 15px;
}