.slidershow {
	width:700px;
	height:400px;
	overflow:hidden;
}
.middle {
	position:absolute;
	top:50%;
	left:50%;
	transform:translate(-50%,-50%);
}
.navigation {
	position:absolute;
	bottom:20px;
	left:50%;
	transform:translate(-50%);
	display:flex;
}
.bar {
	width:50px;
	height:10px;
	border:2px solid #fff;
	margin:6px;
	cursor:pointer;
	/*设置光标*/
    transition:0.4s;
}
.bar:hover {
	background:#fff;
}
input[name="r"] {
	position:absolute;
	visibility:hidden;
	/*设置元素是不可见的。*/
}
.slides {
	width:500%;
	height:100%;
	display:flex;
}
.slide {
	width:20%;
	transition:0.6s;
}
.slide img {
	width:100%;
	height:100%;
}
#rl:checked ~ .s1 {
	margin-left:0;
}
#r2:checked ~ .s1 {
	margin-left:-20%;
}
#r3:checked ~ .s1 {
	margin-left:-40%;
}
#r4:checked ~ .s1 {
	margin-left:-60%;
}
#r5:checked ~ .s1 {
	margin-left:-80%;
}