body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
}

.hero {
    background-image: url('https://images.unsplash.com/photo-1497366811353-6870744d04b2?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=M3w5OTY1NjJ8MHwxfHNlYXJjaHwxfHxtb2Rlcm4lMjBvZmZpY2V8ZW58MHwwfHx8MTc4NDc1MTU4M3ww&ixlib=rb-4.1.0&q=80&w=1080');
    background-size: cover;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.container {
    width: 90%;
    max-width: 1200px;
}

.section {
    padding: 6rem 0;
    background-color: #f4f4f4;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.grid img {
    width: 100%;
    height: auto;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem 0;
}