禁用/隐藏iframe滚动条？

iframe {
  overflow: hidden;
}

<iframe id="myFrame" src="your_url"></iframe>
<script>
  var iframe = document.getElementById("myFrame");
  iframe.onload = function() {
    iframe.scrolling = "no";
  };
</script>

<style>
  .no-scroll {
    overflow: hidden;
  }
</style>
<iframe id="myFrame" src="your_url"></iframe>
<script>
  var iframe = document.getElementById("myFrame");
  iframe.onload = function() {
    iframe.classList.add("no-scroll");
    iframe.contentWindow.onscroll = function() {
      iframe.contentWindow.scrollTo(0, 0);
    };
  };
</script>