#loading {
  background: white;
  padding: 20px;
  display: none;
  border: 2px solid black;
  position: absolute;    
  left: 50%;
  margin:0;
  margin-left: -100px;
  top: 35%;
  width: 248px;
  color:black;
  font-weight: bold;
  font-size: 12px;
  text-align: center;
  z-index: 17;
}
span.red_text {
  color:red;
}