diff --git a/.phpdoc/template/css/custom.css.twig b/.phpdoc/template/css/custom.css.twig
index 38deeae..41e4fc2 100644
--- a/.phpdoc/template/css/custom.css.twig
+++ b/.phpdoc/template/css/custom.css.twig
@@ -1,3 +1,12 @@
 .phpdocumentor-table-of-contents .phpdocumentor-table-of-contents__entry.-documentation:before {
     content: 'D';
 }
+
+code.prettyprint {
+    background-color: var(--code-background-color);
+    border: 1px solid #f0f0f0;
+    border-radius: var(--border-radius-base-size);
+    box-sizing: border-box;
+    font-size: var(--text-sm);
+    padding: var(--spacing-xxxs);
+}