diff --git a/app/index/view/pc/product/detail.html b/app/index/view/pc/product/detail.html
index d6c8865e..f3d6e4eb 100644
--- a/app/index/view/pc/product/detail.html
+++ b/app/index/view/pc/product/detail.html
@@ -50,7 +50,7 @@
                         <div class="scrollbutton smallImgDown"></div>
                     </div>
                     <!-- 产品大图 -->
-                    <div class="bigImg" id="vertical">
+                    <div class="bigImg" id="vertical" style="width: 75%;">
                         <!-- 主图 -->
                         {notempty name="sku.photo_album[0]"}
                         <img src="{$sku.photo_album[0]}" id="midimg" />