* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    color: #ffffff;
    line-height: 1.2;
    background: linear-gradient(30deg, #4600a1, #000000, hsl(271, 83%, 28%));
    background-size: 300% 400%; 
    animation: rgb-background-animation 10s infinite alternate; 
}

@keyframes rgb-background-animation {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
    line-height: 1.2;
    background-size: 300% 400%; 
    animation: rgb-background-animation 10s infinite alternate; 
    
}

header .logo img {
    height: 50px;
    width: auto;
}

header .nav ul {
    list-style-type: none;
    display: flex;
}

header .nav ul li {
    margin: 0 20px;
}

header .nav ul li a {
    color: #ffffff;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: color 0.3s ease;
}

header .nav ul li a:hover {
    color: #f39c12;
}

/* Download Hero Section */
.download-hero {
    background: url('https://via.placeholder.com/1920x1080') no-repeat center center/cover;
    height: 50vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #ffffff;
}

.download-hero .hero-content {
    max-width: 800px;
}

.download-hero h2 {
    font-size: 2rem;
    margin-bottom: 20px;

}

.download-hero p {
    font-size: 1.4rem;
    margin-bottom: 10px;
    height: 1px;
}

/* Download Section */
.download-section {
    padding: 20px 20px;
    text-align: center;
}

.download-section h2 {
    font-size: 2rem;
    color: antiquewhite;
}

.download-cards {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;

}

.download-card {
    background-color: #2b2a2a;
    border-radius: 10px;
    padding: 25px;
    width: 250px;
    text-align: center;
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.download-card p {
    font-size: 1rem;
    margin-bottom: 15px;
}

.download-button {
    display: inline-block;
    background-color: #543cdf;
    color: #ffffff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 30px;
    font-size: 2.1rem;
    transition: background-color 0.3s ease;
}

.download-button:hover {
    background-color: #2f7564;
    transition: background-color 0.3s ease;
}

/* Footer */
footer {
    color: #ffffff;
    padding: 40px 20px;
    text-align: center;
    line-height: 1;
    background-size: 300% 400%; 
    animation: rgb-background-animation 10s infinite alternate; 

}

.footer-content {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section {
    flex: 1;
    min-width: 200px;
    margin-bottom: 20px;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #ffffff;
}

.footer-section ul {
    list-style-type: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #f39c12;
}

.footer-bottom {
    margin-top: 20px;
    padding-top: 10px;
    border-top: 1px solid #444;
    font-size: 0.9rem;
    color: #ccc;
}

@media (max-width: 768px) {
    header {
        padding: 10px 20px;
    }

    header .nav ul li {
        margin: 0 3px;
    }

    .download-hero h2 {
        font-size: 1.5rem;
    }

    .download-hero p {
        font-size: 1rem;
        font-size: bold;
        color: aqua;
    }

    .download-cards {
        flex-direction: column;
        align-items: center;
    }

    .download-card {
        width: 100%;
        max-width: 300px;
    }
}