1 files changed, 28 insertions, 3 deletions
diff --git a/src/static/site4.css b/src/static/site4.css
index 6dd19d8..9c1f02c 100644
--- a/src/static/site4.css
+++ b/src/static/site4.css
@@ -348,12 +348,37 @@ body::before {
   margin-left: 0;
 }
 
-.sidebar dl > dd > dl {
+.sidebar > dl .side {
+  padding-left: 10px;
+}
+
+.sidebar details.has-tree-list[open] summary {
+  font-weight: 800;
+}
+
+.sidebar dl.tree-list {
+  margin-top: 0.25em;
+  line-height: 1.25em;
   padding-left: 15px;
 }
 
-.sidebar > dl .side {
-  padding-left: 10px;
+.sidebar dl.tree-list dt {
+  display: list-item;
+  list-style-type: disc;
+  padding-left: 0;
+  margin-left: 20px;
+}
+
+.sidebar dl.tree-list dl {
+  padding-left: 15px;
+}
+
+.sidebar dl.tree-list dd {
+  margin-left: 0;
+}
+
+.sidebar dl.tree-list .current {
+  font-weight: 800;
 }
 
 .sidebar li.current {