body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    color: #2c3e50;
    overflow-x: hidden;
}

header {
    background: linear-gradient(to bottom, #87ceeb, #008b8b);
    padding: 20px;
    text-align: center;
    color: #ffffff;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
    margin: 0;
    font-size: 2em;
    font-family: 'Inter', sans-serif;
}

nav {
    margin-top: 10px;
}

nav a {
    color: #ffffff;
    margin: 0 15px;
    text-decoration: none;
    font-size: 1em;
    transition: color 0.3s;
}

nav a:hover {
    color: #f1c40f;
}

.main-content {
    padding: 100px 20px 20px 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.section {
    background: rgba(255, 255, 255, 0.8);
    margin: 10px;
    padding: 20px;
    border-radius: 15px;
    width: 300px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.section:hover {
    transform: scale(1.05);
}

.section img {
    width: 100%;
    border-radius: 10px;
}

.section h2 {
    font-family: 'Roboto', sans-serif;
    color: #27ae60;
    margin-top: 10px;
}

.section p {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #34495e;
}

.code-block {
    background: #f5f5f5;
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    font-family: 'Courier New', Courier, monospace;
    margin-top: 10px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

table, th, td {
    border: 1px solid #bdc3c7;
}

th, td {
    padding: 10px;
    text-align: center;
}

footer {
    background: linear-gradient(to top, #87ceeb, #008b8b);
    color: #ffffff;
    text-align: center;
    padding: 20px;
    position: fixed;
    width: 100%;
    bottom: 0;
}

@media (max-width: 768px) {
    .section {
        width: 90%;
    }
    nav a {
        display: block;
        margin: 10px 0;
    }
}