[css-gaps-1][editorial] Fix typos

Author: kbabbitt

css-gaps-1/Overview.bs

@@ -147,7 +147,7 @@ Gaps Between Boxes</h2>
 		<figure>
 			<img alt="" src="images/multicol-gaps.png">
 			<figcaption>
-				Gaps in a multicol container with `column-wrap: wrap`; [=column gaps=] in orange and [=row gaps=] in blue).
+				Gaps in a multicol container with `column-wrap: wrap`; [=column gaps=] in orange and [=row gaps=] in blue.
 				Note that [=column gaps=] in multicol containers do not overlap [=row gaps=], similar to flex.
 			</figcaption>
 		</figure>
@@ -960,7 +960,6 @@ Break behaviors at intersections: The 'column-rule-break', 'row-rule-break', and
 			.break-intersection-flex {
 				display: flex;
 				flex-wrap: wrap;
-				gap: 20px;
 				width: 500px;
 				gap: 20px;
 				row-rule: 6px solid red;
@@ -2666,7 +2665,7 @@ No new security considerations have been reported on this specification.
 <h2 id="changes">
 Changes</h2>
 
-<h3 id="changes=20260227">
+<h3 id="changes-20260227">
 Changes since the <a href="https://www.w3.org/TR/2026/WD-css-gaps-1-20260227/">27 February 2026 Working Draft</a></h3>
 
 	<ul class="non-normative">