.slider {
	width: 95%;
	margin: auto;
	overflow: hidden;
	height: 500px;
  margin-right:30px;
  position: relative;
  margin-bottom: -120px;
  background-size: cover;
  background-position: center;
}

.slider ul {
	display: flex;
	padding: 0;
	width: 400%;
	
	animation: cambio 17s infinite alternate linear;
  animation-direction: normal;
  	
}

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

.slider img {
  width: 100%;
  border-radius: 30px;

}

@keyframes cambio {
	0% {margin-left: 0;}
	20% {margin-left: 0;}
	
	25% {margin-left: -100%;}
	45% {margin-left: -100%;}
	
	50% {margin-left: -200%;}
	70% {margin-left: -200%;}
	
	75% {margin-left: -300%;}
	100% {margin-left: -300%;}
}


@media only screen and (max-width: 991px){
    .slider img {
    margin-bottom: 30px;
    height: 400px;
    }
}
@media only screen and (max-width:767px){
    .slider img { margin-right:0px;}
}

@media only screen and (max-width: 991px){
    .slider {
    margin-bottom: 30px;
    height: 400px;
    }
}
@media only screen and (max-width:767px){
    .slider { margin-right:0px;}
}