Delete styling that removed focus styling

styles/atat.scss

@@ -45,11 +45,3 @@
 @import "sections/application_edit";
 @import "sections/reports";
 @import "sections/task_order";
-
-//
-// IE likes to display an outline when focusing on an element. This
-// fix removes that unwanted outline on focus.
-//
-*:focus {
-  outline: 0;
-}