diff --git a/public/themes/simpleboot3/portal/share/index.html b/public/themes/simpleboot3/portal/share/index.html
index 3616ea8..0248a5a 100755
--- a/public/themes/simpleboot3/portal/share/index.html
+++ b/public/themes/simpleboot3/portal/share/index.html
@@ -38,7 +38,7 @@
     <p style="color:white">我的推广</p>
 </div>
 <div class="code_Box">
-    <img src="{:cmf_get_image_url($share_image)}"/>
+    <img src="{:cmf_get_image_url($share_image)}" style="-webkit-background-size: 100%;background-size: 100%;"/>
 </div>
 <script src="__TMPL__/public/assets/js/base.js"></script>
 <script src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>