diff --git a/docs/_static/custom.css b/docs/_static/custom.css
index 815d61ba2..5ead67f97 100644
--- a/docs/_static/custom.css
+++ b/docs/_static/custom.css
@@ -17,3 +17,10 @@
 .sidebar-tree a.current {
     font-style: italic;
 }
+
+details > summary {
+    color: var(--color-link);
+    cursor: pointer;
+    text-decoration-color: var(--color-link-underline);
+    text-decoration-line: underline;
+}
diff --git a/docs/shell-integration.rst b/docs/shell-integration.rst
index 68222aa5a..13a7cb112 100644
--- a/docs/shell-integration.rst
+++ b/docs/shell-integration.rst
@@ -82,7 +82,7 @@ code used for each shell below:
 .. raw:: html
 
     <details>
-    <summary style="cursor: pointer">Click to toggle shell integration code</summary>
+    <summary>Click to toggle shell integration code</summary>
 
 .. tab:: zsh