diff --git a/src/assets/image/md-chevron_right Copy 5@1x.png b/src/assets/image/md-chevron_right Copy 5@1x.png
deleted file mode 100644
index ffe388d..0000000
Binary files a/src/assets/image/md-chevron_right Copy 5@1x.png and /dev/null differ
diff --git a/src/assets/image/md-chevron_right Copy 6@1x.png b/src/assets/image/md-chevron_right Copy 6@1x.png
deleted file mode 100644
index 70065e8..0000000
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diff --git a/src/assets/image/md-chevron_right Copy 7@1x.png b/src/assets/image/md-chevron_right Copy 7@1x.png
deleted file mode 100644
index fb52587..0000000
Binary files a/src/assets/image/md-chevron_right Copy 7@1x.png and /dev/null differ
diff --git a/src/assets/image/md-chevron_right.svg b/src/assets/image/md-chevron_right.svg
deleted file mode 100644
index 6f3a90f..0000000
--- a/src/assets/image/md-chevron_right.svg
+++ /dev/null
@@ -1,6 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 24 24" width="30" height="30" style="border-color: rgba(0,0,0,0);border-width: bpx;border-style: undefined" filter="none">
-    
-    <g>
-    <path d="M10 6L8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z" fill="rgba(2.04,205.02,230.01000000000002,1)"></path>
-    </g>
-  </svg>
\ No newline at end of file
diff --git a/src/assets/image/md-chevron_right@1x.png b/src/assets/image/md-chevron_right@1x.png
deleted file mode 100644
index 4950ae2..0000000
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diff --git a/src/assets/image/矩形 3 Copy@1x (1).png b/src/assets/image/矩形 3 Copy@1x (1).png
deleted file mode 100644
index 8b5378f..0000000
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diff --git a/src/assets/image/边框样式2@1x.png b/src/assets/image/边框样式2@1x.png
deleted file mode 100644
index 886a8d5..0000000
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diff --git a/src/util/chartConfig.js b/src/util/chartConfig.js
index c3d88c6..d0c5a1f 100644
--- a/src/util/chartConfig.js
+++ b/src/util/chartConfig.js
@@ -238,6 +238,11 @@ export let ratedChart = {
     //悬浮框
     show: true, // 是否显示
     trigger: "item", //
+    extraCssText: "max-height: 20px;",
+    position: function (point, params, dom, rect, size) {
+      // 您可以在此自定义 Tooltip 的位置
+      return [point[0], "10%"];
+    },
   },
   xAxis: {
     type: "category",
@@ -391,7 +396,11 @@ export let stopChart = {
   tooltip: {
     //悬浮框
     show: true, // 是否显示
-    // trigger: "item", //
+    extraCssText: "max-height: 20px;",
+    position: function (point, params, dom, rect, size) {
+      // 您可以在此自定义 Tooltip 的位置
+      return [point[0], "10%"];
+    },
   },
   xAxis: {
     type: "category",