body, html {
    font-family: sans-serif;
    text-align: center;
}

.titleh1 {
    margin-top : 50px;
}

.login_input {
    margin-top: 5px;
    margin-bottom: 5px;
}

.login_button {
    margin-top : 5px;
    width: 70px;
    height: 30px;
    font-size: 15px;
}