diff --git a/index.html b/index.html
index 45818ca2..c7645584 100644
--- a/index.html
+++ b/index.html
@@ -5,6 +5,7 @@
 <title>Requirements for Chinese Text Layout - 中文排版需求</title>
 
 <link rel="stylesheet" href="./local.css" />
+<link rel="stylesheet" href="./print.css" />
 
 <script defer class="remove" src="https://www.w3.org/Tools/respec/respec-w3c"></script>
 <script defer src="./built/script.js"></script>
diff --git a/print.css b/print.css
new file mode 100644
index 00000000..ae49b6e8
--- /dev/null
+++ b/print.css
@@ -0,0 +1,9 @@
+@media print {
+  #langSwitch {
+    display: none;
+  }
+  details > summary {
+    font-size: 110%;
+    list-style: none;
+  }
+}