body {
    margin: 0;
    font-family: Arial, sans-serif;
}
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #4CAF50;
    padding: 10px 20px;
    color: white;
}
nav {
    display: flex;
    align-items: center;
}
nav a {
    margin-left: 20px;
    color: white;
    text-decoration: none;
}
.brochure-link {
    margin-left: 40px;
}
main {
    padding: 20px;
}
.image-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 50px 20px;
    justify-content: flex-start;
    margin-top: 40px;
    margin-bottom: 40px;
}
.image-wrapper {
    position: relative;
    width: 250px;
    height: 280px;
}
.image-wrapper img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.3s ease;
}
.image-wrapper img.back {
    opacity: 0;
}
.image-wrapper:hover img.back {
    opacity: 1;
}
.image-wrapper:hover img.front {
    opacity: 0;
}
footer {
    background-color: #f1f1f1;
    text-align: center;
    padding: 10px;
}
@media (max-width: 600px) {
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    .brochure-link {
        margin-top: 10px;
    }
    .image-grid {
        justify-content: center;
    }
}