div {
	width: 100%;
	margin: auto;
	overflow: hidden;
}

div ul {
	display: flex;
	width: 300%;
	padding: 0;
	animation: rotar 6s infinite;
	animation-direction: normal;
}

div ul li {
	width:100%;
	list-style: none;
	margin-right:auto;
	margin-left: auto;
}

div ul li img {
	width: 100%;
}

@keyframes rotar {
	0% {margin-left: 0%;}
	33% {margin-left: 0%;}

	34% {margin-left: -100%;}
	66% {margin-left: -100%;}

	67% {margin-left: -200%;}
	99% {margin-left: -200%;}
}

iframe{
	widows: 600px;
}