body {
    font-family: 'Arial', sans-serif;
    background-color: #e0f7fa; /* Light blue background */
    margin: 0;
    padding: 0;
}

header {
    text-align: center;
    padding: 20px;
}

h1 {
    color: #00796b; /* Dark teal color */
    margin-bottom: 10px;
    animation: fadeIn 1s ease-in-out; /* Fade-in animation for header */
}

p {
    color: #555;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    padding: 20px;
}

.art-piece {
    position: relative;
    width: 100%;
    padding-top: 100%; /* 1:1 Aspect Ratio */
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s, opacity 0.3s;
    opacity: 0; /* Start hidden for animation */
    animation: fadeIn 0.5s forwards; /* Fade-in animation for art pieces */
}

.art-piece:hover {
    transform: scale(1.05) rotate(2deg); /* Slight rotation on hover */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.piece1 {
    background: linear-gradient(135deg, #ff7e5f, #feb47b);
}

.piece2 {
    background: linear-gradient(135deg, #6a11cb, #2575fc);
}

.piece3 {
    background: #ff6a6a;
    clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

.piece4 {
    background: #00c6ff;
    background: linear-gradient(135deg, #00c6ff, #0072ff);
    border-radius: 50%;
}

.piece5 {
    background: #ffcc00;
    clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

.piece6 {
    background: #4caf50;
    clip-path: ellipse(50% 30% at 50% 50%);
}

.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0; /* Start hidden for animation */
    animation: fadeIn 0.5s forwards; /* Fade-in animation for lightbox */
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.lightbox-description {
    color: white;
    text-align: center;
    margin-top: 10px;
    font-size: 1.2em;
    animation: slideIn 0.5s ease-in-out; /* Slide-in animation for description */
}

.close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 30px;
    cursor: pointer;
    transition: transform 0.3s;
}

.close:hover {
    transform: scale(1.2); /* Scale effect on hover */
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}