@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;700&family=Futura:wght@700&display=swap');
body {
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(135deg, #000046, #1cb5e0);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}
header {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center/cover, linear-gradient(to bottom, #000046, #1cb5e0);
    color: #fff;
}
header h1 {
    font-family: 'Futura', sans-serif;
    font-size: 48px;
    animation: fadeIn 2s ease-in-out;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
}
.section {
    background: rgba(0, 0, 0, 0.6);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}
.section:hover {
    transform: translateY(-5px);
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}
h2, h3 {
    font-family: 'Futura', sans-serif;
    color: #00ffff;
    margin-top: 0;
}
p {
    font-size: 16px;
    color: #dcdcdc;
}
pre {
    background: #0a0a2a;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    color: #00ff00;
    font-family: 'Courier New', monospace;
    font-size: 14px;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid #444;
    padding: 10px;
    text-align: left;
    background: rgba(255, 255, 255, 0.1);
}
@media (max-width: 768px) {
    header h1 {
        font-size: 36px;
    }
    .container {
        grid-template-columns: 1fr;
    }
    pre {
        font-size: 12px;
    }
}
.button {
    background: #007BFF;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s ease;
}
.button:hover {
    transform: scale(1.1);
}
aside {
    position: fixed;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    padding: 10px;
    border-radius: 5px;
    font-size: 14px;
    color: #fff;
}