message: changed card header font size
diff: @@ -24,6 +24,11 @@ mdl-card > mdl-card-title + mdl-card-supporting-text {
  padding-top: 0 !important;
  }
  +mdl-card .mdl-card__title-text,
  +.details-header {
  + font-size: 18px;
  +}
  +
  mdl-card.custom-card {
  & mdl-card-supporting-text {
  width: 100%;
  