body{
    margin:0;
    font-family:Arial,Helvetica,sans-serif;
    background:#f5f7fa;
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
}

.card{
    background:#fff;
    width:360px;
    padding:30px;
    border-radius:12px;
    border:1px solid #ddd;
    box-shadow:0 8px 25px rgba(0,0,0,.08);
}

h1{
    margin-top:0;
}

label{
    display:block;
    margin-top:15px;
    font-weight:bold;
}

input{
    width:100%;
    padding:12px;
    margin-top:6px;
    box-sizing:border-box;
}

button{
    width:100%;
    margin-top:20px;
    padding:14px;
    cursor:pointer;
}

h2{
    margin-top:25px;
}

a{
    text-decoration:none;
}