body {

    margin: 0;

    background-image: url('https://www.jqueryscript.net/dummy/1.jpg');

    background-color: #080811;

    background-size: cover;

    color: #d9cdcf;

    font-family: Arial;

    padding: 2em;

}

img {

    max-width: 100%;

    height: auto;

}

code {

    padding: 2em;

    background: #333;

    margin: 1em 0;

    display: block;

    color: #9bf;

    white-space: pre;

}