body {
  background: transparent;
}
img {
  height: 200px;
  width: 200px;
  display: block;
  margin:10px auto;
  border-style:solid;
  border-color: white;
  border-radius: 2px;
  border-width:6px;
  transition: transform 0.5s ease;
}
img:hover{
  transform: rotate(5deg);
}