body {
  margin-left: 8%;
  margin-right: 8%;
  margin-top: 4ex;
  margin-bottom: 4ex;
  text-align: justify;
  background-color: #f0f0e0;
  color: #000000;
  font-family: charter, utopia, palatino, times, serif;
}

A:link { color: #0000ff; background-color: #f0f0e0; }
A:visited { color: #600080; background-color: #f0f0e0; }
A:active { color: #ff0000; background-color: #f0f0e0; }

h1,h2,h3,h4,h5,h6 {
  font-family: frutiger, univers, helvetica, sans-serif;
}

h1 {
  text-align: center;
  margin-bottom: 3ex;
}

h2 {
  margin-left: -6%;
  margin-right: -6%;
}

li { 
  padding-bottom: 1ex;
  text-align: left;
}
  
tt { 
  font-family: courier, fixed, monospace; 
}

div.rt {
  margin-left: 40%;
}

img.rt {
  float: right ;
  clear: left ;
  margin-left: 3ex ;
}
img.lft {
  float: left ;
  clear: right ;
  margin-right: 3ex ;
}

p.abstract {
  margin-left: 4% ;
  margin-right: 4% ;
}

p.blurt {
  text-align: center ;
  font-weight: bold ;
}