diff --git a/README.MD b/README.MD
index e537027de..f97d36776 100644
--- a/README.MD
+++ b/README.MD
@@ -1,5 +1,5 @@
-<div style="text-align: right">
-<img src="http://cover.kancloud.cn/johng/gf" style="text-align:center;width:100px;"/>
+<div align=center>
+<img src="http://cover.kancloud.cn/johng/gf" width="200"/>
 </div>
 
 ## 介绍
diff --git a/gf-logo.png b/gf-logo.png
deleted file mode 100644
index ed91f2de5..000000000
Binary files a/gf-logo.png and /dev/null differ