body 
{
  font-family: 'Helvetica', sans-serif;
  background-color:#efefef;
  width:98%;
  line-height:160%;
}

h1 
{
  border-width : 0px 0px 15px 0px;
  border-style : double ;
  border-color : #969696;
  padding-left : 10px;
  padding-bottom : 7px;
  margin-top : 40px;
}

h2 
{
  border-width : 0px 0px 4px 20px;
  border-style : solid ;
  border-color : #9696f6;
  padding-left : 10px;
}

h3 
{
  border-width : 0px 0px 3px 20px;
  border-style : dotted ;
  border-color : #C8C8f8;
  padding-left : 10px;
}

dt 
{ 
  margin-top: 5px;
}

dl.horizontal dt {
  float: left;
  margin: 0 0 0.5em;
  width: 6em;
  border-left: solid 8px #CCC;
  padding-left: 5px;
  color: #000;
}

code
{
    font-family: 'Courier', sans-serif;
}

dl.horizontal dd {
  margin-bottom: 0.5em;
  margin-left: 8em;
}

#my_header
{
  font-size:180%;
  margin: 0 auto;
  width: 80%;
  height: 60px; 
}

#my_footer
{
  margin:0 auto;
  width:80%;
  background-color:#dadfda; 
}

#my_body
{
  width:80%;
  margin:0 auto;
}

#my_body.gray
{
  width:80%;
  margin:0 auto;
}

#my_navigation 
{ 
  float:left;
  width:160px;
  padding-top:20px;
  padding-left:20px;
  line-height: 250%;
}

#my_navigation a 
{
  font-weight: bold;
}

#my_contents
{
  margin-left:180px;
  padding-left:20px;
  padding-right:10px;
  padding-top: 10px;
  padding-bottom: 10px;
  background-color:#fafffa; 
}