forms.less: Add .description color and margin

Author: sukhwinder33445

public/css/form.less

@@ -178,3 +178,15 @@
     border-top: 1px solid var(--gray-light, @gray-light);
   }
 }
+
+form {
+  p.description {
+    color: @text-color-light;
+  }
+
+  fieldset p.description:last-child { // fieldset > .control-group:last-of-type unset the last element's bottom margin
+    margin-top: 1em;
+  }
+}
+
+