textarea.placeholder,
input.placeholder,
input::-moz-placeholder,
textarea::-moz-placeholder {
  /* Unfortunately, we can't style the <input> or <textarea> text so we can't
     set it to opacity: 0.54; which means we have to revert the style to
     something that doesn't include an opacity. */
  color: GrayText;
  opacity: 1.0;
}