changed waybar pulseaudio/slider styles

waybar/style.css

@@ -345,12 +345,9 @@ label:focus {
 #pulseaudio-slider slider {
     min-height: 2px;
     min-width: 2px;
-    background-color: gray;
+    background-color: white;
-    border-radius: 100%
+    border-radius: 100%;
-    /*opacity: 1;*/
+    background-image: none;
-    /*background-image: none;
-    border: none;
-    box-shadow: none;*/
 }
 #pulseaudio-slider trough {
     min-height: 2px;