diff --git a/src/assets/css/components/views/charts2/networkOverviewLine.scss b/src/assets/css/components/views/charts2/networkOverviewLine.scss
index ce490b80..43f07ffa 100644
--- a/src/assets/css/components/views/charts2/networkOverviewLine.scss
+++ b/src/assets/css/components/views/charts2/networkOverviewLine.scss
@@ -76,6 +76,7 @@
       }
       .line-select-reference-line {
         margin-left: 20px;
+        line-height: 1;
       }
     }
     .line-header-left {
diff --git a/src/assets/css/components/views/charts2/networkOverviewPerformanceEvent.scss b/src/assets/css/components/views/charts2/networkOverviewPerformanceEvent.scss
index e0409c80..eeaa4b07 100644
--- a/src/assets/css/components/views/charts2/networkOverviewPerformanceEvent.scss
+++ b/src/assets/css/components/views/charts2/networkOverviewPerformanceEvent.scss
@@ -8,6 +8,7 @@
     font-size: 14px;
     color: #353636;
     font-weight: 600;
+    line-height: 1;
     i {
       font-size: 16px;
       width: 16px;
diff --git a/src/views/charts2/charts/options/echartOption.js b/src/views/charts2/charts/options/echartOption.js
index 00dafd8d..43f8c20b 100644
--- a/src/views/charts2/charts/options/echartOption.js
+++ b/src/views/charts2/charts/options/echartOption.js
@@ -75,7 +75,7 @@ export const pieChartOption2 = {
   },
   legend: {
     orient: 'vertical',
-    top: 35,
+    top: '25%',
     left: '50%',
     itemGap: 4,
     itemWidth: 15,