<style>
img { transition:all 0.8s ease 0s;}
img:hover { border-radius:50%; transform:rotate(720deg);}
</style>
<img src="http://cdn.duitang.com/uploads/item/201312/05/20131205172330_8uCx4.thumb.700_0.jpeg">
<style>
img { transition:all 0.8s ease 0s;}
img:hover { border-radius:50%; transform:rotate(720deg);}
</style>
<img src="http://cdn.duitang.com/uploads/item/201312/05/20131205172330_8uCx4.thumb.700_0.jpeg">