所有用到的圖片大小都要和誰保持一致啊？
用到的圖片大小要和哪個div保持一致啊？
我這個圖片沒法鋪滿整個div。我在ul
<div?id="body_content"> <div?id="body_content_center"> <div>?<img?src="js/mf-pattern/img/loading.gif"?alt="內容加載中..."/></div> <div?class="pic"> <ul> <li><img?class="pic_img"?src="img/201710191557434225.jpg"/></li> <li><img?class="pic_img"?src="img/erweima.jpg"/></li> <li><img?class="pic_img"?src="img/indexSlogan.jpg"/></li> <li><img?class="pic_img"?src="js/mf-pattern/img/mF_qiyi/bg.jpg"/></li> </ul> </div> </div> </div> </div>
2019-07-18
<div id="body_content">
????????<div id="body_content_center">
????????<div> <img src="js/mf-pattern/img/loading.gif" alt="內容加載中..."/></div>
????????<div class="pic">
????????????????<ul>
????????????????????????<li><img class="pic_img" src="img/201710191557434225.jpg"/></li>
????????????????????????<li><img class="pic_img" src="img/erweima.jpg"/></li>
????????????????????????<li><img class="pic_img" src="img/indexSlogan.jpg"/></li>
????????????????????????<li><img class="pic_img" src="js/mf-pattern/img/mF_qiyi/bg.jpg"/></li>
????????????????</ul>
????????</div>
????????</div>
????????</div>
</div>