html,body,div,span,
applet,object,iframe,
h1,h2,h3,h4,h5,h6,p,blockquote,pre,
a,abbr,acronym,address,big,cite,code,
del,dfn,em,font,img,ins,kbd,q,s,samp,
small,strike,strong,sub,sup,tt,var,
dd,dl,dt,li,ol,ul,
fieldset,form,label,legend,
table,caption,tbody,tfoot,thead,tr,th,td {
   margin: 0;
   padding: 0;
   border: 0;
   font-weight: normal;
   font-style: normal;
   font-size: 100%;
   line-height: 1;
   font-family: inherit;
   text-align: left;
}
.slider {
	position:absolute;
	right:60px;
	top:250px;
	width: 600px;
	margin: auto;
	overflow: hidden;
}

.slider ul {
	display: flex;
	padding: 0;
	width: 300%;
	
	animation: cambio 20s infinite alternate linear;
}

.slider li {
	width: 100%;
	list-style: none;
}

.slider img {
	width: 100%;
}

@keyframes cambio {
	0% {margin-left: 0;}
	30% {margin-left: 0;}
	
	35% {margin-left: -100%;}
	65% {margin-left: -100%;}
	
	70% {margin-left: -200%;}
	100% {margin-left: -200%;}
	
	
}