Added class and os alternates

.notify-osd##default

@@ -0,0 +1,23 @@
+slot-allocation = dynamic
+bubble-expire-timeout = 5sec
+bubble-vertical-gap = 20px
+bubble-horizontal-gap = 5px
+bubble-corner-radius = 25%
+bubble-icon-size = 30px
+bubble-gauge-size = 6px
+bubble-width = 240px
+bubble-background-color = 171717
+bubble-background-opacity = 70%
+text-margin-size = 10px
+text-title-size = 100%
+text-title-weight = bold
+text-title-color = ffffff
+text-title-opacity = 100%
+text-body-size = 90%
+text-body-weight = normal
+text-body-color = eaeaea
+text-body-opacity = 100%
+text-shadow-opacity = 80%
+bubble-prevent-fade = 0
+bubble-close-on-click = 1
+bubble-as-desktop-bg = 0