body { background-image: 
       url("https://s3.eu-west-2.amazonaws.com/bb-python-modules/Coursework/snake-skin-fade.jpg");
       padding: 20;
       margin-left: 20;
       margin-right: 20;
     }


td { font-family: "Lucida Console", Monaco, monospace;
   }

table, th, td { border: 2px solid green; 
                border-collapse: collapse;}

code { font-family: "Lucida Console", Monaco, monospace; 
       font-weight: 700;
}