.container {
    max-width: 1400px;
    margin: 0 auto;
}

h1 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.filter-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
    gap: 8px;
    
}

.filter-button {
    padding: 8px 16px;
    background-color: #333333;
    border: 2px solid #3e3e3e;
    color: white;
    border-radius: 25px;
    cursor: pointer;
    font-size: 21px;
    transition: all 0.1s ease;
    margin-bottom: 5px;
}

.filter-button:hover {
    background-color: #f1f1f1;
    color: black;
}

.filter-button.active {
    background-color: aqua;
    color: black;
    border-color: aqua;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    grid-auto-rows: 200px;
    grid-auto-flow: dense;
    gap: 8px;
    margin: 2rem auto;
  
}

.gallery-item {
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    background-color: #ddd;
    position: relative;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
    pointer-events: none;              /* Prevent right-click/interaction */
    -webkit-user-drag: none;           /* Chrome, Safari */
    user-select: none;                 /* Prevent text/image selection */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Different sized images for collage effect */
.gallery-item:nth-child(2n) {
    grid-row: span 2;
}

.gallery-item:nth-child(3n) {
    grid-column: span 2;
}

.gallery-item:nth-child(5n) {
    grid-column: span 2;
    grid-row: span 2;
}

  
/* Responsive adjustments */
@media (max-width: 900px) {
    .gallery {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        grid-auto-rows: 180px;
        margin: 2rem auto;
    }
}

@media (max-width: 600px) {
    .gallery {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        grid-auto-rows: 140px;
        margin: 2rem auto;
    }
    
    .gallery-item:nth-child(3n) {
        grid-column: auto;
    }
    
    .gallery-item:nth-child(5n) {
        grid-column: span 2;
        grid-row: span 1;
    }
}

@media (max-width: 480px) {
    .gallery {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 130px;
        margin: 2rem auto;
    }
    
    .gallery-item:nth-child(5n) {
        grid-column: auto;
        grid-row: auto;
    }
    
    .filter-button {
        padding: 6px 12px;
        font-size: 15px;
    }
}