[css-grid] fix link

tabatkins · tabatkins · commit 91bc18572a54 · 2016-05-16T15:58:08.000-07:00
diff --git a/css-grid/Overview.bs b/css-grid/Overview.bs
@@ -3461,7 +3461,7 @@ Grid Container Baselines</h3>
 	a grid container provides a baseline just as a line box or table-row does. [[!CSS21]]
 
 	See [[css-writing-modes-3#intro-baselines]]
-	and [[css-align-3##baseline-rules]]
+	and [[css-align-3#baseline-rules]]
 	for more information on baselines.
 
 <!--
