body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5fff5;
    color: #004d00;
}

header {
    background-color: #008000;
    color: white;
    padding: 20px;
    text-align: center;
}

nav a {
    margin: 0 15px;
    color: white;
    text-decoration: none;
}

h1 a {
  color: white;
  text-decoration: none;
}

section {
    padding: 40px;
    text-align: center;
}

.filter-buttons {
    margin-bottom: 20px;
}

.filter-btn {
    background-color: #008000;
    color: white;
    border: none;
    padding: 10px 20px;
    margin: 5px;
    cursor: pointer;
    border-radius: 5px;
}

.filter-btn.active {
    background-color: #004d00;
}

.gallery {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.gallery-item {
    display: none;
}

.gallery-item img {
    width: 200px;
    height: auto;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.lightbox-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);
}

.lightbox-content {
    position: relative;
    margin: auto;
    padding: 0;
    width: 90%;
    max-width: 1200px;
}

.lightbox-slide {
    display: none;
}

.lightbox-slide img {
    width: 100%;
    border-radius: 10px;
}

.close {
    position: absolute;
    top: 30px;
    right: 30px;
    color: white;
    font-size: 35px;
    font-weight: bold;
    cursor: pointer;
}

.prev, .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: auto;
    padding: 16px;
    color: white;
    font-weight: bold;
    font-size: 20px;
    user-select: none;
    border-radius: 0 3px 3px 0;
}

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

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

a {
    color: #008000;
    text-decoration: none;
    font-weight: bold;
}

a:hover {
    text-decoration: underline;
}