diff --git a/common/common.css b/common/common.css
index f090b45..74ac586 100644
--- a/common/common.css
+++ b/common/common.css
@@ -975,13 +975,14 @@
   display: flex;
   align-items: center;
   justify-content: center;
+  padding: 13px;
 }
 
-.aside-tools .tools-list .tools-item.back-top svg {
+.aside-tools .tools-list .tools-item.back-top img {
   width: 24px;
   height: 24px;
-  color: #E5E7EB;
   transition: all 0.3s ease;
+  filter: brightness(1.1);
 }
 
 .aside-tools .tools-list .tools-item.back-top:hover {
@@ -989,9 +990,9 @@
   box-shadow: 0 4px 16px rgba(56, 189, 248, 0.4);
 }
 
-.aside-tools .tools-list .tools-item.back-top:hover svg {
-  color: #FFFFFF;
+.aside-tools .tools-list .tools-item.back-top:hover img {
   transform: translateY(-3px);
+  filter: brightness(1.3);
 }
 
 
diff --git a/public/header.html b/public/header.html
index 726ba74..3b30e68 100644
--- a/public/header.html
+++ b/public/header.html
@@ -97,9 +97,7 @@
   <div class="tools-list">
     <!-- 回到顶部按钮 - 固定在第一位 -->
     <div class="tools-item back-top" id="backTop">
-      <svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
-        <path d="M12 4L12 20M12 4L6 10M12 4L18 10" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
-      </svg>
+      <img src="/web/BlackFruit-web/assets/img/header/up.png" alt="回到顶部">
     </div>
 
     {if ( isset($data.side_floating_window) ) }