diff --git a/index.html b/index.html
index 9e43e59..654d2bb 100644
--- a/index.html
+++ b/index.html
@@ -16,7 +16,19 @@
         </main>
       </div>
     </div>
-    <a class="icp" href="https://beian.miit.gov.cn" target="_blank">浙ICP备2023044109号</a>
+    <div class="beian">
+      <a href="https://beian.miit.gov.cn" target="_blank" rel="noreferrer">
+        浙ICP备2023044109号
+      </a>
+      <img src="/备案图标.png" alt="备案图标" />
+      <a
+        href="https://beian.mps.gov.cn/#/query/webSearch?code=33100402331786"
+        rel="noreferrer"
+        target="_blank"
+      >
+        浙公网安备33100402331786
+      </a>
+    </div>
     <script type="module" src="/main.js"></script>
   </body>
 </html>
diff --git a/public/备案图标.png b/public/备案图标.png
new file mode 100644
index 0000000..2a13ba2
Binary files /dev/null and b/public/备案图标.png differ
diff --git a/style.css b/style.css
index 054a9cc..604afd5 100644
--- a/style.css
+++ b/style.css
@@ -84,13 +84,22 @@ a {
   line-height: 1.5;
 }
 
-.icp {
+.beian {
   position: fixed;
   left: 50%;
   bottom: 20px;
   transform: translateX(-50%);
+}
+
+.beian img {
+  width: 14px;
+  height: 14px;
+  transform: translateY(2px);
+}
+
+.beian a {
   text-decoration: none;
-  font-size: 12px;
+  font-size: 14px;
 }
 
 @media (max-width: 600px) {