[css-grid-2] Fix links

Author: fantasai

css-grid-2/Overview.bs

@@ -2,6 +2,7 @@
 Title: CSS Grid Layout Module Level 2
 Shortname: css-grid
 Level: 2
+Delta Spec: yes
 Status: ED
 Group: csswg
 Work Status: exploring
@@ -176,7 +177,7 @@ Characteristics of a Subgrid Item</h3>
 
 				<li>
 					If it has an <a>indefinite grid span</a>
-					(i.e. either the '-start' or '-end' value
+					(i.e. either the '*-start' or '*-end' value
 					of its <a>grid-placement properties</a> in the subgridded axis
 					is ''grid-row-start/auto'')
 					then its used <a>grid span</a> is taken
@@ -271,7 +272,7 @@ Characteristics of a Subgrid Item</h3>
 
 				Notice that all the explicit names inherit straight through to .inner,
 				but the implicit names are calculated based on
-				each subgrid's overlap of the original <a>named area</a>.
+				each subgrid's overlap of the original <a>named grid area</a>.
 			</div>
 
 		<li id="subgrid-implicit">
@@ -281,7 +282,7 @@ Characteristics of a Subgrid Item</h3>
 			as usual when the <a>explicit grid</a> does not have enough lines;
 			however
 			each <a>grid item</a>’s <a>grid area</a>
-			is <a>clamped</a> to the subgrid’s <a>explicit grid</a>
+			is <a lt="clamp a grid area">clamped</a> to the subgrid’s <a>explicit grid</a>
 			(using the same procedure as for clamping placement in an overly-large grid).
 
 			<div class="example">
@@ -488,7 +489,7 @@ Characteristics of a Subgrid Item</h3>
 					.   bbbb cccc .
 				</pre>
 
-				Assuming subgrid items <var>a</var>, <var>b</var>, and <var>c</var>
+				Assuming subgrid items <var>a</var>, <var>b</var>, and <var ignore>c</var>
 				occupying their corresponding grid areas
 				and a subgrid padding of 25px,
 				two hypothetical grid items would be contributed