<div></div>

div {
  width: 100px;
  height: 100px;
  background: olive;
  position: relative;
  animation-name: mymove;
  animation-duration: 3s;
  animation-fill-mode: forwards;
}
@keyframes mymove {
  0%   {left: 0px; top: 0px;}
  100%  {left: 150px; top: 0px;}
}