diff --git a/public/dashboard/index.html b/public/dashboard/index.html
index fdb6f29..10e1f04 100644
--- a/public/dashboard/index.html
+++ b/public/dashboard/index.html
@@ -531,7 +531,7 @@
                     },
                     grid:{
                         top:"10%",
-                        bottom:"20%"
+                        bottom:"30%"
                     },
                     color: ['#018fff'],
                     lineStyle: {