body, html {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
    background-size: 300% 300%;
    animation: gradientBG 15s ease infinite;
    color: #fff;
    line-height: 1.6;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    font-size: 48px;
    font-weight: bold;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
}

section {
    width: 100%;
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.1));
    z-index: -1;
}

article {
    font-size: 16px;
    color: #e0e0e0;
    line-height: 1.8;
    text-align: justify;
}

article h2, article h3, article h4 {
    color: #ffdd57;
    margin-top: 30px;
    margin-bottom: 15px;
}

article pre {
    background: rgba(0, 0, 0, 0.5);
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
}

article code {
    color: #00ff99;
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

table th, table td {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px;
    text-align: left;
    color: #ffffff;
}

table th {
    background: rgba(0, 0, 0, 0.2);
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.gallery img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

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

@media (max-width: 768px) {
    header h1 {
        font-size: 36px;
    }

    section {
        padding: 15px;
    }

    article {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 28px;
    }

    .gallery {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
}