slider.css

.slider ul li > img {
	display: block;
	max-width: 100%;
	object-fit: cover;
	margin: 0 auto;
}

.slider ol {
	position: absolute;
	margin: 0;
	padding: 0;
	list-style-type: none;
	bottom: .5em;
	text-align: center;
	width: 100%;
}

.slider ol li {
	display: inline-block;
	min-width: 10px;
	min-height: 10px;
	width: .6em;
	height: .6em;
	background-color: #BEC0BC;
	margin: 0 .5em;
	border-radius: 50%;
	overflow: hidden;
	cursor: pointer;
	text-indent: 100%;
}

.slider ol [aria-current="true"] {
	pointer-events: none;
	cursor: auto;
	background-color: black;
}

.slider ul ~ div {
	position: absolute;
	width: 100%;
	top: 50%;
	margin-top: -1em;
	padding: 0;
}

.slider ul ~ div button {
	position: absolute;
	font-size: inherit;
	background-color: black;
	height: 2em;
	width: 2em;
	opacity: .5;
	padding: 0;
	border: 0;
	outline: none;
	cursor: pointer;
}

.slider .prev {
	left: 0;
}

.slider .next {
	right: 0;
}