"tWeight = 850">weight:850</button>
    <button on:click="tWeight = 900">weight:900</button>
  </div>

  <script>
    export default {
      tag: "sd-demo",
      data: {
        count: 0,
        tColor: "rgb(255, 0, 0)",
        tWidth: 600,
        tSize: 20,
        tWeight: 900,
      },
    };
  </script>

  <!-- The original intention of inject host is to correct the multi-level self-node styles in the operation component. Directly insert the style once so that the sub-node styles can be corrected, t