body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    animation: fadeIn 1s ease-in-out;
}

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

.section {
    margin-bottom: 40px;
    position: relative;
    padding: 20px;
    background: #ffffff;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.section:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.section p {
    font-size: 18px;
    line-height: 1.8;
    color: #333;
    transition: color 0.3s ease;
}

.section:hover p {
    color: #00d9ff;
}

.image {
    display: block;
    max-width: 50%;
    height: auto;
    margin: 20px 0;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.image:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.header {
    background: #007BFF;
    color: #ffffff;
    text-align: center;
    padding: 40px 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.header h1 {
    font-size: 36px;
    margin: 0;
    animation: fadeInDown 1s ease-in-out;
}

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

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    cursor: zoom-out;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    transform-origin: center center;
}

.show {
    display: flex;
}