body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    max-width: 400px;
    margin: 60px auto;
    padding: 0 20px;
    color: #222;
}
h2 {
    text-align: center;
    margin-bottom: 30px;
}
label {
    display: block;
    margin-top: 12px;
    font-weight: 600;
}
input {
    width: 100%;
    padding: 10px;
    margin-top: 4px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 15px;
}
button {
    width: 100%;
    padding: 12px;
    margin-top: 24px;
    background-color: #2563eb;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}
button:hover {
    background-color: #1e4fc4;
}
.register {
    text-align: center;
    margin-top: 20px;
}
.register a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
}