diff --git a/src/components/allPieChart.vue b/src/components/allPieChart.vue
index 5f9e036..6c6892c 100644
--- a/src/components/allPieChart.vue
+++ b/src/components/allPieChart.vue
@@ -64,6 +64,7 @@ export default {
   methods: {
     setOptions({xData, yData} = {}) {
       this.chart.setOption({
+        backgroundColor:'#ffffff',
         tooltip: {
           trigger: 'item',
           formatter: "{b} : {c} ({d}%)"