#menu{
  background: #CCCCCC33;
  padding: 15px;
  position: fixed;
  width: 100%;
  z-index: 10000000000;
}

#menu img{
  width: 60px;
  margin-right: 60px;
  cursor: pointer;
}

#content{
  margin-top: 120px;
  display: inline-flex;
}

#form_json{
  margin: 20px;
  margin-right: 50px;
  float: left;
}

#form_json #edTxt_json {
  height: 500px;
  width: 450px;
}

#div_json{
  float: left;
}