body {
    margin: 0;
    font-family: 'Lineage 2 Font', Arial, sans-serif;
    background-image: url('background.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
    color: #fff;
    text-align: center;
}

header {
    background-color: rgba(0, 0, 0, 0.5);
    padding: 10px 0;
}

header h1 {
    margin: 0;
    font-size: 3em;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    font-size: 1.2em;
}

nav ul li a:hover {
    text-decoration: underline;
}

main {
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.7);
    margin: 20px auto;
    width: 80%;
    max-width: 800px;
    border-radius: 10px;
    text-align: left;
    box-sizing: border-box;
}

form {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 10px;
    box-sizing: border-box;
}

form div {
    margin-bottom: 10px;
    width: 100%;
}

form label {
    margin-bottom: 5px;
    font-weight: bold;
}

form input {
    width: 100%;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
    box-sizing: border-box;
}

form button {
    padding: 10px 20px;
    border-radius: 5px;
    border: none;
    background-color: #ff4500;
    color: #fff;
    font-size: 1em;
    cursor: pointer;
    align-self: flex-start;
}

form button:hover {
    background-color: #ff6500;
}

footer {
    background-color: rgba(0, 0, 0, 0.5);
    padding: 10px 0;
}

footer p {
    margin: 0;
}

.error-message {
    color: red;
}

.success-message {
    color: green;
}


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

    nav ul li a {
        font-size: 1em;
    }

    main {
        width: 90%;
        padding: 10px;
        box-sizing: border-box;
    }

    form {
        padding: 15px;
        box-sizing: border-box;
    }

    form button {
        padding: 8px 15px;
        font-size: 0.9em;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 2em;
    }

    nav ul li a {
        font-size: 0.9em;
    }

    main {
        width: 95%;
        padding: 5px;
        box-sizing: border-box;
    }

    form {
        padding: 10px;
        box-sizing: border-box;
    }

    form button {
        padding: 6px 10px;
        font-size: 0.8em;
    }
}