waybar/style.css

@@ -83,6 +83,15 @@ tooltip label{
     background: @bg_hover;
     color: @content_main;
 }
+button {
+    border: none;
+    border-radius: 0;
+}
+button:hover {
+    box-shadow: inherit;
+    text-shadow: inherit;
+    background: inherit;
+}
 
 #taskbar {
 }