.display-error {
  display: inline;
  height: 18px;
}

.display-error > span {
  font-weight: normal;
  font-size: 14px;
  background-color: rgba(255, 0, 0, 0.3);
  margin-top: 20px;
}

.display-error > img {
  margin-top: -2.5px;
}

.display-success {
  display: inline;
  height: 18px;
}

.display-success > span {
  font-weight: normal;
  font-size: 14px;
  background-color: rgba(0, 255, 0, 0.3);
  margin-top: 20px;
}

.display-success > img {
  margin-top: -2.5px;
}

/*<div class="display-success" id="submit_success" style="display:none"><img src="/img/success.png"><span> Sending... </span></div>
<div class="display-error" id="submit_error" style="display:none"><img src="/img/error.png"><span> Submission Error (see above)</span></div>*/