--- /dev/null
+"use strict";
+
+const propertySets = {};
+
+propertySets.acceptCustomIdents = new Set([
+ "animation",
+ "animation-name",
+ "font",
+ "font-family",
+ "counter-increment",
+ "grid-row",
+ "grid-column",
+ "grid-area",
+ "list-style",
+ "list-style-type"
+]);
+
+module.exports = propertySets;