.slider { 
				width:80%;
				margin: auto;
				overflow: hidden;
			}

.slider ul { display: flex;
					 padding: 0;
					 width: 800%;
					 animation: cambio 30s infinite alternate;
					 animation-timing-fumction: ease-in;}
.slider li { width: 100%;
					 list-style: none;}
.slider img { margin-top: 80px; 
						width: 100%;}
@keyframes cambio {
					  0% {margin-left: 0;}
					  9% {margin-left: 0;}
					 
					  13% {margin-left: -100%;}
					  21% {margin-left: -100%;}
					 
					  25% {margin-left: -200%;}
					  33% {margin-left: -200%;}
					 
					  37% {margin-left: -300%;}
					  45% {margin-left: -300%;}
					 
					  49% {margin-left: -400%;}
					  58% {margin-left: -400%;}
					 
					  63% {margin-left: -500%;}
					  71% {margin-left: -500%;}
					 
					  75% {margin-left: -600%;}
					  86% {margin-left: -600%;}
					 
					  90% {margin-left: -700%;}
					  100% {margin-left: -700%;}}