v-chart 图表不随父级div元素尺寸变化问题

:style=”{width:’100%’, height:’100%’}”

<div class="chart">
  <line-chart :style="{width:'100%', height:'100%'}"></center-chart>
</div>

<v-chart :options="option" :autoresize="true" theme="light" :style="{width:'100%', height:'100%'}"/>

.chart {
  border: 1px solid rgba(25,186,139,.2);
  height: 400px;
  margin-top: 10px;
}