<div class="comment-editor">
<textarea i="comment_content" class="form-control comment_content" placeholder="写下你的评论…"></textarea>
</div>
<div class="clearfix"></div>
<div class="comment-command" style="display:block;">
<!--{if $iCMS.CONFIG.comment.seccode }-->
<div class="comment-seccode">

                下面图片的水印怎么实现呢![](https://www.icmsdev.com/res/2021/11-11/11/c75708a6cfd4545156c4bbbe9d253537.png)

上面是如何是实现

CSS设置的背景图