diff --git a/luckydiamond/src/assets/css/PagesStyles/games-pages/saper.css b/luckydiamond/src/assets/css/PagesStyles/games-pages/saper.css
index 05df642..6b67edb 100644
--- a/luckydiamond/src/assets/css/PagesStyles/games-pages/saper.css
+++ b/luckydiamond/src/assets/css/PagesStyles/games-pages/saper.css
@@ -6,6 +6,10 @@ button {
     cursor: pointer;
 }
 
+button:focus {
+    outline: none;
+}
+
 input[type="number"]::-webkit-inner-spin-button,
 input[type="number"]::-webkit-outer-spin-button {
     -webkit-appearance: none;