修改界面显示

src/views/dashboard/PieChart.vue

@@ -45,6 +45,16 @@ export default {
       this.chart = echarts.init(this.$el, 'macarons')
 
       this.chart.setOption({
+        title: {
+          text: '标题1 ',
+          textStyle: {
+            align: 'center',
+            color: '#000',
+            fontSize: 20,
+          },
+          top: '0%',
+          left: '0%',
+        },
         tooltip: {
           trigger: 'item',
           formatter: '{a} <br/>{b} : {c} ({d}%)'