body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.gallery-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s ease-in-out;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.9);
}

.modal-content {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    margin: auto;
    width: 80%;
    max-width: 700px;
}

.close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.close:hover, .close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.mySlides {
    display: none;
    width: 100%;
}

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

.prev, .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: auto;
    padding: 16px;
    margin-top: -22px;
    color: #fff;
    font-weight: bold;
    font-size: 20px;
    transition: 0.6s ease;
    user-select: none;
}

.next {
    right: 0;
    border-radius: 3px 0 0 3px;
}

.prev {
    left: 0;
    border-radius: 0 3px 3px 0;
}

.prev:hover, .next:hover {
    background-color: rgba(0,0,0,0.8);
}