body{
  margin: 0;
  padding: 0;
}

#slogan{
  width: 538px;
  height: 90px;
  position: absolute;
  top: 50%;
  margin-top: -45px;
  left: 50%;
  margin-left: -269px;
  
  
}

#tree{
  position: absolute;
  bottom: 0;
  left: 5px;
}