diff --git a/index.html b/index.html
index 654d2bb..af23c09 100644
--- a/index.html
+++ b/index.html
@@ -15,19 +15,21 @@
           <div class="grid" id="sites"></div>
         </main>
       </div>
-    </div>
-    <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 class="beian">
+        <a href="https://beian.miit.gov.cn" target="_blank" rel="noreferrer">
+          浙ICP备2023044109号
+        </a>
+        <div>
+          <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>
+      </div>
     </div>
     <script type="module" src="/main.js"></script>
   </body>
diff --git a/style.css b/style.css
index 604afd5..fd5efe7 100644
--- a/style.css
+++ b/style.css
@@ -20,7 +20,6 @@ a {
 }
 
 .main {
-  min-height: 100vh;
   padding: 2rem 0;
   flex: 1;
   display: flex;
@@ -30,7 +29,6 @@ a {
 }
 
 .title {
-  margin: 0 0 2rem;
   line-height: 1.15;
   font-size: 2rem;
 }
@@ -85,10 +83,10 @@ a {
 }
 
 .beian {
-  position: fixed;
-  left: 50%;
-  bottom: 20px;
-  transform: translateX(-50%);
+  display: flex;
+  justify-content: center;
+  margin-bottom: 20px;
+  flex-wrap: wrap;
 }
 
 .beian img {