body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
    background-image: url('images/background.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: #333;
}

header {
    color: white;
    padding: 20px;
    position: relative;
    z-index: 1;
}

header .logo {
    width: 100px;
    height: auto;
    margin: 0 auto 10px;
}

h1 {
    margin: 0;
    padding-top: 10px;
}

main {
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.9);
    margin: 20px auto;
    border-radius: 10px;
    max-width: 800px;
    z-index: 1;
    position: relative;
}

#intro, #features {
    margin-bottom: 20px;
}

#features ul {
    list-style-type: none;
    padding: 0;
}

#features li {
    margin: 10px 0;
}

footer {
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 10px;
    position: fixed;
    width: 100%;
    bottom: 0;
    z-index: 1;
}

body::before {
    content: "";
    background: url('images/background.png') no-repeat center center fixed;
    background-size: cover;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.6;
}

/* Mobile Styles */
@media (max-width: 600px) {
    header .logo {
        width: 80px;
    }
    main {
        margin: 10px;
        padding: 10px;
    }
    header {
        padding: 10px;
    }
    footer {
        padding: 5px;
    }
}