body {
    font-family: Arial;
    background: #e8f5e9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-box {
    background: white;
    padding: 30px;
    width: 300px;
    border-radius: 8px;
    text-align: center;
}

.login-box h2 {
    color: #2e7d32;
}

input {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
}

button {
    width: 100%;
    padding: 10px;
    background: #2e7d32;
    color: white;
    border: none;
    cursor: pointer;
}

.error {
    color: red;
}