z_element_plus/docs/examples/page-header/main-content.vue

<template>
  <el-page-header>
    <template #content>
      <span class="text-large font-600 mr-3"> Title </span>
    </template>
    <div class="mt-4 text-sm font-bold">
      Your additional content can be added with default slot, You may put as
      many content as you want here.
    </div>
  </el-page-header>
</template>