diff --git a/static/style.css b/static/style.css
index a4e0c9a..d056b40 100644
--- a/static/style.css
+++ b/static/style.css
@@ -273,10 +273,15 @@ nav {
     margin-top: 1ex;
 }
 
-.nav details, .nav_link {
+.nav details > * {
     padding-left: 2ex;
 }
 
+.nav summary {
+    cursor: pointer;
+    padding-left: 0;
+}
+
 .nav summary::marker {
     font-size: 85%;
 }
@@ -294,6 +299,10 @@ nav {
     overflow-wrap: break-word;
 }
 
+.nav_link {
+    overflow-wrap: break-word;
+}
+
 .decl > div, .mod_doc {
     padding-left: 8px;
     padding-right: 8px;