diff --git a/README.md b/README.md
index e99f6f7..b100c92 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,11 @@
   - 密码策略强制执行
 
 ## 系统截图
-<div style="display: flex; justify-content: space-between; margin: 20px 0;"> <img src="screenshots/index.png" alt="首页" style="width: 32%; border: 1px solid #ddd; border-radius: 4px;"> <img src="screenshots/ca_detail.png" alt="CA详情页" style="width: 32%; border: 1px solid #ddd; border-radius: 4px;"> <img src="screenshots/cert_detail.png" alt="证书详情页" style="width: 32%; border: 1px solid #ddd; border-radius: 4px;"> </div>
+<div style="display: flex; justify-content: space-between; margin: 20px 0;"> 
+<img src="screenshots/index.png" alt="首页" style="width: 32%; border: 1px solid #ddd; border-radius: 4px;"> 
+<img src="screenshots/ca_detail.png" alt="CA详情页" style="width: 32%; border: 1px solid #ddd; border-radius: 4px;"> 
+<img src="screenshots/cert_detail.png" alt="证书详情页" style="width: 32%; border: 1px solid #ddd; border-radius: 4px;"> 
+</div>
 
 ## 系统要求