diff --git a/extension/script/docs-rs.css b/extension/script/docs-rs.css
index 649c861..9235fb2 100644
--- a/extension/script/docs-rs.css
+++ b/extension/script/docs-rs.css
@@ -63,6 +63,7 @@ div.nav-container form.landing-search-form-nav {
         border-left: solid #bbb 1px;
         padding-left: 10px;
         max-width: 320px;
+        min-width: 120px;
     }
 
     .rse-doc-toc-item {
diff --git a/extension/script/docs-rs.js b/extension/script/docs-rs.js
index a246561..9deb187 100644
--- a/extension/script/docs-rs.js
+++ b/extension/script/docs-rs.js
@@ -11,7 +11,7 @@ let installedVersion = undefined;
 
 // Highlight the TOC
 function highlight() {
-    let headers = Array.from(document.querySelectorAll("#main>.docblock>.section-header"))
+    let headers = Array.from(document.querySelectorAll("#main .docblock .section-header"))
         .filter(header => ["H1", "H2", "H3"].includes(header.tagName));
     const scrollHandler = entries => {
         entries.forEach(entry => {
@@ -36,7 +36,7 @@ function highlight() {
 
 // Show TOC of docs.rs
 document.addEventListener("DOMContentLoaded", () => {
-    let headers = Array.from(document.querySelectorAll("#main>.docblock>.section-header"))
+    let headers = Array.from(document.querySelectorAll("#main .docblock .section-header"))
         .filter(header => ["H1", "H2", "H3"].includes(header.tagName));
     if (!headers || headers.length < 3) {
         // Don't show TOC if headers less than 3.