body{
    margin:0;
    padding:0;
    font-family:Arial, Helvetica, sans-serif;
}

.login-page{
    display:flex;
    justify-content:center;
    align-items:center;
    height:100vh;
    background:#f5f7fa;
}

.login-box{
    width:400px;
    background:white;
    padding:40px;
    border-radius:15px;
    box-shadow:0 10px 25px rgba(0,0,0,.1);
}