@keyframes ico{	 0% {      top: -100%;     }	 100%{		top:4%;     } } @-webkit-keyframes ico{	 0% {      top: -100%;     }	 100%{		top:4%;     } }

　　

.logoico:not(:target){	-webkit-animation-name: ico;	-webkit-animation-duration:1s;	-webkit-animation-iteration-count: 1;	animation-name: ico;	animation-duration:1s;	animation-iteration-count: 1;	}