body {
    font-family: Arial, sans-serif;
    background: #f4f4f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}
.form-container {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0px 2px 10px rgba(0,0,0,0.1);
    width: 350px;
    text-align: center;
}
.form-container h2 {
    margin-bottom: 20px;
    color: #333;
}
.form-container input {
    width: 90%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
}
.form-container button {
    width: 95%;
    padding: 10px;
    background: #0073e6;
    border: none;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
}
.form-container button:hover {
    background: #005bb5;
}
.error {
    color: red;
    margin-bottom: 10px;
}