input[type=text]:focus, textarea:focus {
  box-shadow: 0 0 5px rgba(81, 203, 238, 1);
  padding: 3px 0px 3px 3px;
  margin: 5px 1px 3px 0px;
  border: 1px solid rgba(81, 203, 238, 1);
}
/* style all input elements with a required attribute */
.required {
  border: 1px solid red;
  outline: none;
}

 #overlay {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    background: #000;
    opacity: 0.8;
    filter: alpha(opacity=80);
}
#loading {
    width: 50px;
    height: 57px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin: -28px 0 0 -25px;
}