.first1{
  float:left;
  border:1px solid #ddd;
  padding:0px 0px;
}
.first2{
  float:left;
  border:1px solid #ddd;
  padding:0px 0px;
  height: 700px;
  margin-left: 5px;
}
.editheight{
  float:left;
  border:1px solid #ddd;
  padding:0px 0px;
  height: 750px;
    margin-left: 5px;
}