/* Basic reset */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: #f5f5f5;
    color: #333;
}

h1, h2 {
    color: #2c3e50;
    text-align: center;
}

section {
    max-width: 800px;
    margin: 2rem auto;
    background: #fff;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-radius: 8px;
}

figure {
    margin: 1.5rem 0;
    text-align: center;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}

figcaption {
    font-size: 0.9rem;
    color: #555;
    margin-top: 0.5rem;
}

button {
    display: block;
    margin: 1rem auto;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    color: #fff;
    background-color: #3498db;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #2980b9;
}

/* gallery slider */
.gallery {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 300px;
    overflow: hidden;
}

.gallery-img {
    max-width: 100%;
    max-height: 100%;
    opacity: 0;
    position: absolute;
    transition: opacity 0.6s ease;
}

.gallery-img.active {
    opacity: 1;
}

/* facts box */
.fact-box {
    max-width: 800px;
    margin: 1rem auto;
    padding: 1rem;
    background: #ecf0f1;
    border-radius: 6px;
    display: none;
    animation: fadeIn 0.5s ease-in;
}

.fact-box.show {
    display: block;
}

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