Improve spacing

diff --git a/site/content/docs/versions.md b/site/content/docs/versions.md
index 8a905d0ca785cf4959bae87c8f42280afc1175f0..1aad1e5b4aa1c42a8f5f73d11551112cd2120fbd 100644 (file)
--- a/site/content/docs/versions.md
+++ b/site/content/docs/versions.md
@@ -6,7 +6,7 @@ description: An appendix of hosted documentation for nearly every release of Boo
 {{< list-versions.inline >}}
 <div class="row">
   {{- range $release := (index $.Site.Data "docs-versions") }}
-  <div class="col-md">
+  <div class="col-md mb-4">
     <h2>{{ $release.group }}</h2>
     <p>{{ $release.description }}</p>
     {{- $versions := sort $release.versions "v" "desc" -}}