是否可以使用父元素的父元素隐藏子元素？

<div class="grandma">
    <span class="file-name">file name</span> 
    <span class="percent">100%</span> 
    <div class="clear"></div> 
    <div class="mother">
        <div class="upload-success"></div>
    </div>
</div>
<div class="grandma">
    <span class="file-nam