body {
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(to bottom, #000066, #000033);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    position: relative;
    text-align: center;
    padding: 20px 0;
    background: radial-gradient(circle, rgb(0, 97, 187), transparent);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

header h1 {
    font-family: 'Roboto', sans-serif;
    font-weight: bold;
    font-size: 2.5rem;
    margin: 0;
    color: #00ff99;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.tabs {
    display: flex;
    justify-content: space-around;
    background-color: #333;
    padding: 10px 0;
}

.tab {
    padding: 10px 20px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 5px;
}

.tab:hover {
    background-color: #0099ff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.tab.active {
    background-color: #00ff99;
    color: #000;
}

.container {
    display: flex;
    flex-wrap: wrap;
    padding: 20px;
    gap: 20px;
    justify-content: space-between;
}

.card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    flex: 1 1 calc(33.333% - 40px);
    min-width: 300px;
    transition: transform 0.3s ease;
}

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

.card img {
    width: 100%;
    height: auto;
    border-radius: 5px;
    margin-bottom: 10px;
}

.card h3 {
    font-family: 'Roboto', sans-serif;
    font-weight: bold;
    color: #00ff99;
    margin-top: 0;
}

.card p {
    font-size: 0.9rem;
    color: #ccc;
}

@media (max-width: 768px) {
    .tabs {
        flex-direction: column;
    }
    .card {
        flex: 1 1 calc(50% - 20px);
    }
}

@media (max-width: 480px) {
    .card {
        flex: 1 1 100%;
    }
}

pre {
    background: rgba(0, 0, 0, 0.7);
    color: #00ff99;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-size: 0.9rem;
}

code {
    font-family: 'Courier New', monospace;
    color: #ffcc00;
}

.loader {
    width: 0%;
    height: 5px;
    background-color: #00ff99;
    animation: load 2s linear infinite;
}

@keyframes load {
    0% { width: 0%; }
    100% { width: 100%; }
}

.footer {
    text-align: center;
    padding: 20px 0;
    background: radial-gradient(circle, rgb(0, 97, 187), transparent);
    color: #ccc;
    font-size: 0.8rem;
}