@media print 
{ 
.dontprint  { display: none } 
A:link,A:visited,A:active { text-decoration: none;
         color: black; }
H1,H2,H3,H4 { 
  page-break-after: avoid;
  page-break-inside: avoid;
  }

P { 
  page-break-inside: avoid;
  }

BODY { background: white; 
       color: black; 
       font-family: serif; }
}

@media screen
{
A:link { color: #0000EE }
A:visited { color: #551A8B }
A:active { color: red }

BODY { background: lightcyan; 
       color: black; 
       font-family: sans-serif; }
}

H1,H2,H3,H4 { 
  margin-left: auto;
  margin-right: auto; 
  margin-top: 0.25em;
  margin-bottom: 0.25em; 
  }

H1, H2, H3 {
  text-align: center;
  }

H1 {
  font-size: 200%;
  }

H2 {
  font-size: 150%;
  }

H3, H4 {
  font-size: 120%;
  }

.ctr { margin-left: auto;
       margin-right: auto; 
       text-align: center; }

UL { margin-left: auto;
     margin-right: auto; }

LI { text-align: left; }

TD, TH { vertical-align: middle;
       }

TABLE.niceborder {
  border-collapse: collapse;
  border:          5px solid black;
  margin-left:     auto;
  margin-right:    auto;
  }

.niceborder TD, .niceborder TH { border: 1px solid black; }
.niceborder TH { border-bottom: 3px solid black; 
                 border-top: 3px solid black;
               }