blockquote, ol, table {margin-left: 12%; margin-right: 12%;}
   body {background-color: linen; margin: 12%;}
   h1, h2 {text-align: center;}
   h3 {margin-top: 1.5em;}
   table {border: 0px;}
   td {padding-bottom: 0.5em; vertical-align: top; width: 50%}
   td + td {padding-left: 2em;}