body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #000046, #1cb5e0);
    color: #fff;
    overflow-x: hidden;
    line-height: 1.6;
}
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 70, 0.8);
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
}
nav a {
    color: #00bfff;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}
nav a:hover {
    color: #0099cc;
}
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 120px 20px 20px;
    max-width: 1400px;
    margin: 0 auto;
}
.hero-section {
    width: 100%;
    text-align: center;
    padding: 80px 20px;
    background: radial-gradient(circle, #1e90ff, #00008b);
    color: #fff;
    margin-bottom: 40px;
}
.hero-section h1 {
    font-size: 3rem;
    font-family: 'Montserrat', sans-serif;
    margin: 0;
}
.hero-section p {
    font-size: 1.2rem;
    margin-top: 10px;
}
.feature-box {
    flex: 1 1 calc(33.333% - 20px);
    background: rgba(0, 0, 70, 0.8);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}
.feature-box:hover {
    transform: translateY(-5px);
}
.feature-box img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 10px;
}
.feature-box h3 {
    font-size: 1.5rem;
    margin: 0;
}
.content-section {
    width: 100%;
    padding: 40px 20px;
    background: linear-gradient(135deg, #000046, #1cb5e0);
    color: #fff;
}
.content-section h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}
pre {
    background: #00008b;
    color: #00bfff;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
table th, table td {
    border: 1px solid #00bfff;
    padding: 10px;
    text-align: left;
}
@media (max-width: 768px) {
    .feature-box {
        flex: 1 1 calc(50% - 20px);
    }
    .hero-section h1 {
        font-size: 2rem;
    }
    .content-section h2 {
        font-size: 1.5rem;
    }
}
@media (max-width: 480px) {
    .feature-box {
        flex: 1 1 100%;
    }
    pre {
        font-size: 0.9rem;
    }
}