body {
    background-color: #f8f9fa;
}

h1 a {
    transition: color 0.2s;
}
h1 a:hover {
    color: #0d6efd !important;
}

pre {
    white-space: pre-wrap;
    word-wrap: break-word;
}

.card {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

pre code.hljs {
    border-radius: 5px;
}