diff --git a/CHANGELOG.md b/CHANGELOG.md
index a2b24c8..14e7aec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 6.6.2
+
+* Fixed that tooltips may affected by internal styling by VueECharts.
+
 ## 6.6.1
 
 * Make `padding` work out-of-the-box.
diff --git a/package.json b/package.json
index 48d8092..c9b3fa3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vue-echarts",
-  "version": "6.6.1",
+  "version": "6.6.2",
   "description": "Vue.js component for Apache ECharts.",
   "author": "GU Yiling <justice360@gmail.com>",
   "scripts": {
diff --git a/src/style.css b/src/style.css
index a85af42..e0fc88e 100644
--- a/src/style.css
+++ b/src/style.css
@@ -1 +1 @@
-x-vue-echarts{display:block;width:100%;height:100%;min-width:0}x-vue-echarts>div{width:100%;height:100%}
+x-vue-echarts{display:block;width:100%;height:100%;min-width:0}x-vue-echarts>[_echarts_instance_]{width:100%;height:100%}