.elem{
width: 50px;
height:50px;
position: absolute;
z-index: -1;
width: 240px;
height: 240px;
background-image: url('yaga.jpg') ;
transform: scale(1.5,0.26) rotate(45deg);
border-bottom-left-radius: 350px;
border-top-right-radius: 350px;
border-top-left-radius: 250px;
left: 100px;
}