diff --git a/public/dashboard/index.html b/public/dashboard/index.html
index 09ec1b8..4fcdeca 100644
--- a/public/dashboard/index.html
+++ b/public/dashboard/index.html
@@ -368,7 +368,7 @@
                         // name:'访问量',
                         type: 'pie',
                         color: ["#04c6c7", "#ffc34a"],
-                        radius: '70%',
+                        radius: '50%',
                         data: paramedicChart
                     }]
                 };