el-table vue3+ts 头部增加颜色

<template>
  <el-table :data="tableData" style="width: 100%">
    <el-table-column prop="date" label="日期" width="180"></el-table-column>
    <el-table-column prop="name" label="姓名" width="180"></el-table-column>
    <el-table-column prop="address" label="地址"></el-table-column>
  </el-table>
</template>

<script lang="ts">
import { defineComponent } from 'vue';

export default defineComponent({
  setup() {
    const tableData = [
      // 表格数据
    ];

    return {
      tableData,
    };
  },
});
</script>

<style>
/* 表头增加背景颜色 */
.el-table thead {
  background-color: #e0e0e0;
}
</style>