/*
.slider{
	width: 450px;	
	margin: auto;	
	overflow: hidden;
}
.slider ul{
	display: flex;
	padding: 0;
	width: 400%;

	animation: cambio 20s infinite;
	animation-direction: alternate;
}
.slider li{
	width: 100%;
	list-style: none;
}
.slider img{
	width: 100%;
}
@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%;}
}*/
.container-slider{
	width: 90%;
	max-width:900px;
	margin: auto;
	overflow: hidden;
	box-shadow: 0 0 0 10px #fff,
				0 15px;
	position: relative
}

.slider{
	display: flex;
	width: 400%;
	height: 400%;
	margin-left: -100%;
}

.slider__section{
	width: 100%;
}

.slider__img{
	display: block;
	width: 100%;
	height: 100%;
	object-fit:cover;
}

.slider__btn{
	position: absolute;
	width: 40px;
	height: 40px;
	background: rgba(255, 255, 255, 0.7);
	top: 50%;
	transform: translateY(-50%);
	font-size: 30px;
	font-weight: bold;
	font-family: monospace;
	text-align: center;
	border-radius: 50%;
	cursor: pointer;
}

.slider__btn:hover{
	background: #fff;
}

.slider__btn--left{
	left: 10px;
}

.slider__btn--right{
	right: 10px;
}