diff --git a/index.html b/index.html
index f8e36e9..e32e3a0 100644
--- a/index.html
+++ b/index.html
@@ -3,14 +3,17 @@
 <head>
     <meta charset="utf-8"/>
     <style>
+        :root {
+            --footer-height: 64px;
+        }
         footer {
-            height: 100px;
+            height: var(--footer-height);
             display: flex;
             flex-direction: column;
             justify-content: center;
             align-items: center;
-            font-size: 20px;
-            background-color: #e4e4e4;
+            font-size: 14px;
+            background-color: rgb(135 135 135 / 0.5);
             position: fixed;
             left: 0;
             right: 0;
@@ -26,7 +29,7 @@
         }
 
         .main-container {
-            padding-bottom: 100px;
+            padding-bottom: var(--footer-height);
         }
     </style>
 
@@ -115,7 +118,7 @@
     </div>
 
     <div class="filing-container" style="margin-top: 5px;">
-        <img src="./filing_icon.png" width="30px" height="30px"/>
+        <img src="./filing_icon.png" width="20px" height="20px"/>
         <div style="width: 10px;"></div>
         <a href="https://beian.mps.gov.cn/#/query/webSearch?code=31011702891982" rel="noreferrer" target="_blank">沪公网安备31011702891982号</a>
     </div>