H1 { color : green;
       text-align: center;
       margin : 0.5em; }
  UL { margin-top: 0em;
       margin-bottom: 0em; }
  LI { margin-top: 0em;
       margin-bottom: 0em; }
  UL.level1 { margin-left: 1em;
              font-weight : bold;
              list-style-type : disc }
  UL.level2 { margin-left: 2em;
              list-style-type : circle }
  UL.level3 { margin-left: 3em;
              list-style-type : square }
  UL.level4 { margin-left: 4em;
              list-style-type : disc }
  UL.level5 { margin-left: 5em;
              list-style-type : circle }
  UL.level6 { margin-left: 6em;
              list-style-type : square }
  UL.level7 { margin-left: 7em;
              list-style-type : disc }
  UL.level8 { margin-left: 8em;
              list-style-type : circle }

  DT { font-weight : bold }