rotating div

HTML

<div align="center" ">---
    <br>---
    <br>---</div>

CSS

div{
    width:100px;height:100px;margin:1em;background:red
}
div:hover {
  -webkit-animation-name: rotateThis;
  -webkit-animation-duration:1s;
  -webkit-animation-iteration-count: 1;
  -webkit-animation-timing-function:ease-in-out;
  -webkit-transform: translateZ(0);
    
  -webkit-animation-fill-mode: forwards;
}
@-webkit-keyframes rotateThis {
  from { -webkit-transform:scale(1) rotate(0deg); }
  to { -webkit-transform:scale(1.1) rotate(360deg); }
}