diff -r 000000000000 -r 1afc9d2ab94d authserver/testCAS/resources/assets/less/bootstrap/mixins/tab-focus.less
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/authserver/testCAS/resources/assets/less/bootstrap/mixins/tab-focus.less	Wed Apr 01 15:31:12 2015 +0200
@@ -0,0 +1,9 @@
+// WebKit-style focus
+
+.tab-focus() {
+  // Default
+  outline: thin dotted;
+  // WebKit
+  outline: 5px auto -webkit-focus-ring-color;
+  outline-offset: -2px;
+}