Update font size to match design

course/styles/gold.json

@@ -177,8 +177,8 @@
 					"name": "Extra large",
 					"size": "2.25rem",
 					"fluid": {
-						"min": "2.25rem",
-						"max": "3rem"
+						"min": "2rem",
+						"max": "3.25rem"
 					},
 					"slug": "x-large"
 				},