@keyframes slider {
0% {left: 0%;}
20% {left: 0%;}
25% {left: -100%;}
45% {left: -100%;}
50% {left: -200%;}
70% {left: -200%;}
75% {left: -300%;}
95% {left: -300%;}
100% {left: -400%;}
}
#slider {
	overflow: hidden;
}
#slider figure img {
	width: 20%;
	float: left;
}
#slider figure {
	position: relative;
	width: 500%;
	margin: 0;
	left: 0;
	text-align: left;
	font-size: 0;
	animation: 20s slider infinite; 
}