diff --git a/docs/assets/css/main.css b/docs/assets/css/main.css
index 00f8e934..6b30071b 100644
--- a/docs/assets/css/main.css
+++ b/docs/assets/css/main.css
@@ -143,6 +143,20 @@ body[data-page="en/arduino/arduino_home_page.md"] article.markdown-section {
 }
 
 
+.related_links div img {
+    position: relative;
+    top:10px;
+    left: 0px;
+    width: 50px;
+    /* background-color:red ; */
+    transition: all .25s ease;
+}
+
+.related_links div img:hover {
+    transform: scale(1.05);
+}
+
+
 
 @media screen and (max-width: 768px) {
     .related_links {
diff --git a/docs/en/core/m5stickv.md b/docs/en/core/m5stickv.md
index aba9328a..648bc545 100644
--- a/docs/en/core/m5stickv.md
+++ b/docs/en/core/m5stickv.md
@@ -1,4 +1,4 @@
-# Core M5StickV {docsify-ignore-all}
+# M5StickV {docsify-ignore-all}
 
 
 <img src="assets\img\product_pics\core\minicore\m5stickv/m5stickv_01.jpg" width="30%" height="30%"><img src="assets\img\product_pics\core\minicore\m5stickv/m5stickv_02.jpg" width="30%" height="30%"><img src="assets\img\product_pics\core\minicore\m5stickv/m5stickv_07.jpg" width="30%" height="30%">
diff --git a/docs/index.html b/docs/index.html
index 09b5423e..0af3764d 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -87,6 +87,7 @@
         <a href="https://www.facebook.com/M5Stack" target="view_window"><img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/facebook.jpg"></a>
         <a href="https://www.youtube.com/m5stack" target="view_window"><img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/youtube.jpg"></a>
         <a href="https://github.com/m5stack" target="view_window"><img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/github.jpg"></a>
+        <div href="https://github.com/m5stack" target="view_window" onclick="(function(){$('html, body').animate({scrollTop: 0}, 500);})()"><img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/to-top.jpg"></div>
     </div>
     <div id="app">loading...</div>
     <!-- <div><img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/back_top.png" class="back_top" onclick="(function(){$('html, body').animate({scrollTop: 0}, 500);})()"></div> -->
diff --git a/docs/zh_CN/core/m5stickv.md b/docs/zh_CN/core/m5stickv.md
index 648e2d13..998ec147 100644
--- a/docs/zh_CN/core/m5stickv.md
+++ b/docs/zh_CN/core/m5stickv.md
@@ -1,4 +1,4 @@
-# Core M5StickV {docsify-ignore-all}
+# M5StickV {docsify-ignore-all}
 
 
 <img src="assets\img\product_pics\core\minicore\m5stickv/m5stickv_01.jpg" width="30%" height="30%"><img src="assets\img\product_pics\core\minicore\m5stickv/m5stickv_02.jpg" width="30%" height="30%"><img src="assets\img\product_pics\core\minicore\m5stickv/m5stickv_07.jpg" width="30%" height="30%">