[css-grid] Fix inaccuracy in note.

Author: fantasai

css-grid/Overview.bs

@@ -72,7 +72,7 @@ dl.phase {
 </style>
 
 Issue: If you notice any inconsistencies between this Grid Layout Module
-and the <a hef="http://www.w3.org/TR/css-flexbox/">Flexible Box Layout Module</a>,
+and the <a href="http://www.w3.org/TR/css-flexbox/">Flexible Box Layout Module</a>,
 please report them to the CSSWG,
 as this is likely an error.
 
@@ -3685,8 +3685,10 @@ Resolve Intrinsic Track Sizes</h3>
 					(whichever matches the relevant axis)
 					if the specified size is ''width/auto'',
 					or else the item’s <a>min-content contribution</a>.
+
 					Note: For items with a specified minimum size of ''min-width/auto'' (the initial value),
-					this is equivalent to a min-content minimum.
+					this is usually equivalent to a min-content minimum--
+					but can differ in some cases, see <a href="#min-size-auto"></a>.
 				<li>
 					<strong>For min-content maximums:</strong>
 					If the track has a ''min-content'' <a>max track sizing function</a>,