<template component>
  <inject-host>
    <style :html="istyle">
      h3 {
        color: yellow;
      }
    </style>
  </inject-host>
  <div>c-t</div>
  <script>
    export default {
      data: {
        istyle: "h3{color:red;}",
      },
      ready() {
        setTimeout(() => {
          this.istyle = "h3{color:blue;}";
        }, 400);
      },
    };
  </script>
</template>
