body {
  margin: 0px;
  background: #ffffff;
}
img {
  border-width: 0;
}

#header {
  background: #669933;
  padding-bottom: 2px;
}
.menu {
  background: #336600;
  color: #ffffff;
  font-size: 80%;
  border-top: solid thin #ffffff;
  border-bottom: solid thin #ffffff;
  padding-top: 2px;
  text-align: center;
}
.menu img {
  padding-right:20px;
  padding-left:20px;
}
#main {
  margin-left:20px;
  margin-right:20px;
  margin-bottom:10px;
}
#main p {
  margin-left: 20px;
  margin-right: 20px;
  font-size:90%;
}
.biblio {
  border: dashed thin #669933;
  margin-right: 40px;
  margin-left: 40px;
  margin-bottom: 20px;
}
.ans {
  margin-left: 40px;
}
.rf {
  float: right;
  padding-left: 8px;
  padding-bottom: 8px;
}
#footer {
  background: #669933;
  font-size:80%;
  color: #ffffff;
  text-align: center;
  padding-top:2px;
}
h1 {
  font-size:150%;
  color: #336600;
  font-weight: bold;
  border-bottom: solid thin #999933;
}
h2 {
  font-size:125%;
  color: #336600;
  text-weight: bold;
  border-bottom: solid thin #999933;
  margin-left: 20px;
}
h3 {
  font-size:100%;
  color: #336600;
  font-weight: bold;
  margin-left: 20px;
}
ul {
  list-style: url(img/arrow.gif);
  margin-left:20px;
  font-size:90%;
}
li {
  margin-bottom: 8px;
}
td {
  font-size:90%;
}
.snail {
  position:absolute;
  right:10px; top:5px;
}