Setting Validate Copy Format

/***GRAVITY FORM SLIDER SUBSCRIBE STYLE***/
/* Change the number of 31 to the ID number of your form */
body #gform_wrapper_31 .gform_footer input[type=submit]
{
  background: #8a2529;
  /*can be changed */
  color: #fff;
  /*can be changed */
  float:none ;
  display:block;
  margin: 0 auto;
  border: 1px solid #8a2529;
  /*can be changed */
  font-family: "arial";
  /*can be changed */
  font-size: 22px;
  /*can be changed */
  height: 50px;
  /*can be changed */
  width: 150px;
  /*can be changed */
  font-weight: 600;
  /*can be changed */
}

ul#gform_fields_31 {
  display:block;
  text-align:center;
}

body #gform_wrapper_31 .gform_body .gform_fields .gfield .ginput_complex .ginput_full label
{
  display:none;
}

/***END GRAVITY FORM SLIDER SUBSCRIBE STYLE***/

Setting Validate Copy Format