diff --git a/ui/src/App.scss b/ui/src/App.scss
index e8bc5238e..c0934ec24 100644
--- a/ui/src/App.scss
+++ b/ui/src/App.scss
@@ -30,6 +30,10 @@ $pagination-disabled-bg: #dee2e6; // gray-300
 
 $enable-shadows: true;
 
+$btn-box-shadow: 0;
+$btn-focus-box-shadow: 0;
+$btn-active-box-shadow: 0;
+
 @import "~bootswatch/dist/flatly/variables";
 @import "~bootstrap/scss/bootstrap";
 @import "~bootswatch/dist/flatly/bootswatch";