.logindiv{
    /*position: fixed;*/
    /*top: 20%;*/
    left: 50%;
    transform: translate(-50%, 10%);width: 100%;min-width: 320px;max-width: 700px;
    margin:auto;padding: 15px;text-align: center
}

.separator {
    border-top: 1px solid #D8D8D8;
    margin-top: 10px;
    padding-top: 10px;
}