.a{
-webkit-animation-duration:2.7s;
-webkit-animation-name:a;
-webkit-animation-timing-function:ease-in;
-webkit-animation-fill-mode:forwards;

}

 .a{-webkit-animation:a 2.7s ease-in forwards;}

@-webkit-keyframes a{
0% {}
90% {top:370px;
-webkit-transform: rotate(0deg);}
95% {top:360px;left:255px;}
100%{top:370px;left:245px;}