styles.css

body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    text-align: center;
}

.container {
    width: 90%;
    max-width: 600px;
    margin: 0 auto;
}

header .logo {
    width: 100px;
    margin-bottom: 20px;
}

header h1 {
    font-size: 2rem;
    margin: 0;
}

header h1 span {
    color: #007bff;
}

header p {
    font-size: 1.2rem;
    margin: 10px 0 20px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

input[type="email"] {
    padding: 10px;
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

button {
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

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

footer {
    margin-top: 20px;
    font-size: 0.9rem;
}

.hidden {
    display: none;
}

#error-message {
    color: red;
    margin-top: 10px;
}

@media (min-width: 768px) {
    header h1 {
        font-size: 2.5rem;
    }

    header p {
        font-size: 1.5rem;
    }

    form {
        flex-direction: row;
        justify-content: center;
    }

    input[type="email"] {
        width: 300px;
    }
}