* {
	padding:0%;
	margin:0%;
}
.image {
	width:450px;
	height:250px;
	display:none;
}
.wrap {
	margin-top:200px;
	width:450px;
	height:250px;
	margin-left:auto;
	margin-right:auto;
	border:1px solid black;
	position:relative;
}
.btn1 {
	position:absolute;
	left:0px;
	top:100px;
	width:20px;
	height:30px;
	cursor:pointer;
}
.btn2 {
	position:absolute;
	right:0px;
	top:100px;
	width:20px;
	height:30px;
	cursor:pointer;
}
.dot {
	width:10px;
	height:10px;
	border-radius:10px;
	border:1px solid white;
	background:none;
	position:absolute;
	cursor:pointer;
}
.dot1 {
	top:231px;
	left:300px;
}
.dot2 {
	top:231px;
	left:320px;
}
.dot3 {
	top:231px;
	left:340px;
}
.dot4 {
	top:231px;
	left:360px;
}
.dot-white {
	background:white;
}