img {
    image-orientation: from-image;
}

img.refimg
{
 width:400px; 
 
   }
 
 img.zooming
{
 
  -moz-transition: all 0.3s;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
   }
 
 
img.zooming:hover 
  {
   
  -moz-transform: scale(1.1);
  -webkit-transform: scale(1.1);
  transform: scale(1.1);
 }