diff --git a/src/main/resources/static/css/mobile-style.css b/src/main/resources/static/css/mobile-style.css
index fe240351253e9b3286c1aa8bae8ecf0433e08493..fb82181517d61574e146a036b480a5f108733634 100644
--- a/src/main/resources/static/css/mobile-style.css
+++ b/src/main/resources/static/css/mobile-style.css
@@ -196,6 +196,12 @@ and (max-device-width: 640px) {
         }
     }
 
+    button {
+        min-width: 15vw;
+        min-height: 4svh;
+        font-size: 1.5em;
+    }
+
 }