diff --git a/src/forge/Main/CoderRootFileDetail.js b/src/forge/Main/CoderRootFileDetail.js
index c871e6e9..7430d0bb 100644
--- a/src/forge/Main/CoderRootFileDetail.js
+++ b/src/forge/Main/CoderRootFileDetail.js
@@ -227,7 +227,7 @@ class CoderRootFileDetail extends Component {
               />
             </div>
           ) : detail.direct_download ? (
-            <div className="ml20">
+            <div className="mt20 text-center">
               <a href={detail.download_url} className="color-blue font-15">
                 下载原始文件
               </a>