lite validation states

scss/tabler.scss

@@ -35,6 +35,7 @@
 @import "ui/forms/form-imagecheck";
 @import "ui/forms/form-selectgroup";
 @import "ui/forms/form-custom";
+@import "ui/forms/validation";
 @import "ui/legend";
 @import "ui/lists";
 @import "ui/loaders";

scss/ui/forms/_validation.scss

@@ -0,0 +1,10 @@
+%validation-lite {
+  border-color: $border-color;
+
+}
+
+@each $state, $data in $form-validation-states {
+  .form-control.is-#{$state}-lite {
+    @extend %validation-lite;
+  }
+}