图片:
<img src="w.jpg" alt="" class="img-rounded">
<img src="w.jpg" alt="" class="img-circle">
<img src="w.jpg" alt="" class="img-thumbnail">
图片:
<img src="w.jpg" alt="" class="img-rounded">
<img src="w.jpg" alt="" class="img-circle">
<img src="w.jpg" alt="" class="img-thumbnail">