body {
  background-color: #FFFFFF;
  color: #007070;
  font-family: "Trebuchet MS", Helvetica, Verdana, sans-serif;
  font-size: 13px;
  scrolling: auto;
}
#ebene01 {
  background-color: #FFFFFF;
  color:#007070;
  width: 900px;
  height: 600px;
  border: 0px solid #007070;
  position: absolute;
  left: 50%;
  margin-left: -520px;
  top: 50%;
  margin-top: -240px;
}
#ebene02 {
  background-color: #FFFFFF;
  color:#007070;
  width: 900px;
  height: 600px;
  border-right: 1px solid #007070;
  border-bottom: 0px solid #007070;
  position: absolute;
  left: 50%;
  margin-left: -370px;
  margin-top: 0px;
  top: 50%;
  margin-top: -350px;
  font-size: 13px;
}
#ebene03 {
  background-color: #FFFFFF;
  color:#007070;
  width: 137px;
  height: 189px;
  border: 0px solid #007070;
  position: absolute;
  left: 50%;
  margin-left: -408px;
  top: 50%;
  margin-top: -395px;
}
#ebene04 {
  background-color: #FFFFFF;
  color:#007070;
  width: 900px;
  height: 25px;
  border-top: 1px solid #007070;
  position: absolute;
  left: 50%;
  margin-left: -370px;
  top: 100%;
  margin-top: -51px;
}
a:link {
  color: #007070;
  font-size: 15px;
  text-decoration: none;

}
a:active {
  color: #007070;
  font-size: 15px;
  text-decoration: none;
}
a:visited {
  color: #007070;
  font-size: 15px;
  text-decoration: none;
}
a:hover {
  color: #808000;
  font-size: 15px;
  text-decoration: none;
}