Fix #48 - dark theme bg:hover pattern manual fix

Author: KyleKing

stylesheets/main.less

@@ -20,6 +20,14 @@
 
 // Fix for the opacity gradient behind the quick action icons:
 // See: https://github.com/nylas/N1/blob/81d1b36ef2baeb2d10f015b704c2825a39bfc409/internal_packages/ui-darkside/styles/darkside.less#L462
-.thread-list .list-item:hover .list-column-HoverActions .inner {
-    background-image: -webkit-linear-gradient(left, rgba(245, 245, 246, 0) 0%, #f5f5f6 20%, #f5f5f6 100%) !important;
-}
+body.theme-ui-light .thread-list .list-item:hover .list-column-HoverActions .inner {
+    background-image: -webkit-linear-gradient(left, rgba(245, 245, 246, 0) 0%, #f5f5f6 20%, #f5f5f6 100%);
+}
+
+body.theme-ui-dark .thread-list .list-item:hover .list-column-HoverActions .inner {
+    background-image: -webkit-linear-gradient(left, rgba(38, 38, 38, 0) 0%, #262626 20%, #262626 100%);
+}
+
+body.theme-arc-dark .thread-list .list-item:hover .list-column-HoverActions .inner {
+    background-image: -webkit-linear-gradient(left, rgba(38, 38, 38, 0) 0%, #262626 20%, #262626 100%);
+}