diff --git a/exam/index.html b/exam/index.html
index 67faedd..e23ac6b 100644
--- a/exam/index.html
+++ b/exam/index.html
@@ -5,6 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Exam Schedule</title>
     <link rel="stylesheet" href="styles.css">
+	<link href="https://fonts.googleapis.com/css?family=Roboto:300,400,500&display=swap" rel="stylesheet">
 </head>
 <body>
     <button id="settings-btn">设置</button>
diff --git a/exam/styles.css b/exam/styles.css
index e24b128..67ffda8 100644
--- a/exam/styles.css
+++ b/exam/styles.css
@@ -1,5 +1,5 @@
 body {
-    font-family: 'HarmonyOS Sans SC Regular', Arial, sans-serif;
+    font-family: 'HarmonyOS Sans SC Regular', 'Roboto', Arial, sans-serif;
     margin: 0;
     padding: 0;
     background: url('/background.jpg') no-repeat center center fixed;
