body{
    background-color: #f8f9fa;
    color: #212529;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
}
p {
}
pre[class*="language-"] {
    display: block;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: .375rem; /* Bootstrap border-radius */
}