body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
}

form {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    width: 300px;
}

h2 {
    margin-bottom: 1rem;
    color: #333;
}

input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 0.5rem;
    margin: 0.5rem 0;
    border: 1px solid #ccc;
    border-radius: 4px;
}
input[type="email"]::placeholder,
input[type="password"]::placeholder,
input[type="text"]::placeholder {
    width: 100%;
    padding: 0.5rem;
    margin: 0.5rem 0;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    width: 100%;
    padding: 0.5rem;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    margin-top: 1rem;
}

button:hover {
    background-color: #0056b3;
}

.error {
    color: red;
    margin-top: 0.5rem;
}