diff --git a/README.md b/README.md
index aae4562..569029f 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 ![输入图片说明](https://images.gitee.com/uploads/images/2019/0525/161436_23cd5fd8_1152471.png "屏幕截图.png")
 
 # QQ群交流
-964222534
+833539807
 
 # 技术栈
 
diff --git a/imgs/qq.jpeg b/imgs/qq.jpeg
deleted file mode 100644
index d6d850e..0000000
Binary files a/imgs/qq.jpeg and /dev/null differ
diff --git a/imgs/qq.png b/imgs/qq.png
new file mode 100644
index 0000000..daf394b
Binary files /dev/null and b/imgs/qq.png differ
diff --git a/js/okadmin.js b/js/okadmin.js
index 5b0aa23..2999071 100644
--- a/js/okadmin.js
+++ b/js/okadmin.js
@@ -81,7 +81,7 @@ layui.use(["element", "layer", "okTab", "okMenu", "okUtils", "okLayer"], functio
             area: ["330px", "350px"],
             tab: [{
                 title: "QQ群",
-                content: "<img src='imgs/qq.jpeg' width='200' height='300' style='margin-left: 60px'>"
+                content: "<img src='imgs/qq.png' width='200' height='300' style='display: block;margin: 0 auto'>"
             }]
         });
     });