body {
	background-color: gray;
}

.hi-slide {
	position: relative;
	width: 80%;
	height: 100%;
	margin: 115px auto 0;
	padding: 30px 0 30px;
	display: flex;
   justify-content: center; /* Or other options like "center" or "flex-end" */
   align-items: center; /* Or "flex-start" or "flex-end" */
}

.hi-slide .hi-next,
.hi-slide .hi-prev {
	position: fixed;
	top: 50%;
	width: 40px;
	height: 40px;
	margin-top: -20px;
	border-radius: 50px;
	line-height: 40px;
	text-align: center;
	cursor: pointer;
	background-color: white;
	color: black;
	transition: all 0.7s;
	font-size: 20px;
	font-weight: bold;
	border: 1px solid #ccc;
}

.hi-slide .hi-next:hover,
.hi-slide .hi-prev:hover{
	opacity: 1;
	background-color: white;
	border: 1px solid #000;
}

.hi-slide .hi-prev{
	left: 40px;
}

.hi-slide .hi-prev::before{
	content: '<';
}

.hi-slide .hi-next{
	right: 40px;
}

.hi-slide .hi-next::before{
	content: '>';
}


.hi-slide > ul {
	list-style: none;
	position: relative;
	width: 754px;
	height: 292px;
	margin: 0;
	padding: 0;
}

.hi-slide > ul > li {
	overflow: hidden;
	position: absolute;
	z-index: 0;
	left: 377px;
	top: 147px;
	width: 0;
	height: 0;
	margin: 0;
	padding: 0;
	border: 3px solid white;
	cursor: pointer;
	background-color: #333;
}

.hi-slide > ul > li > img{
	width: 100%;
	height: 100%;
	background-position: center;
}