diff --git a/src/pages/demo/chart/all/style.scss b/src/pages/demo/chart/all/style.scss
index 59f93df3..2ee0cadd 100644
--- a/src/pages/demo/chart/all/style.scss
+++ b/src/pages/demo/chart/all/style.scss
@@ -1,7 +1,7 @@
 @import '~@/assets/style/public.scss';
 .demo-chart-index {
   .col {
-    height: 300px;
+    height: 340px;
     margin-bottom: 20px;
     .el-card {
       @extend %unable-select;