body
{
margin: 0;
padding: 0;
}
header
{
background-image: url(bk.jpg);
height: 100vh;
background-size: cover;
background-position: center;
}
.logo
{
	margin: 10px 50px;
	height: 60px;
}
.menu
{
	float: right;
	list-style: none;
	margin: 20px;
}
.menu li
{
	display: inline-block;
margin: 10px 5px;
}
.menu li a
{
	text-decoration: none;
	color: #fff;
	padding: 5px 10px;
	font-family: sans-serif;
	letter-spacing: 2px;
	border: 1px solid #fff;
	
}
.menu li a:hover
{
	background: #fff;
	transition: .4s;
	color: #000;
	
}
.welcome
{
	position: relative;
	text-align: center;
	font-family: sans-serif;
	color: #fff;
	top: 100px;
}
.slidershow{
  width: 550px;
  height: 400px;
  overflow: hidden;
  top: 20px;
}
.middle{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  
}
.navigation{
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
}
.bar{
  width: 50px;
  height: 10px;
  border: 2px solid #fff;
  margin: 6px;
  cursor: pointer;
  transition: 0.4s;
}
.bar:hover{
  background: #fff;
}

input[name="r"]{
    position: absolute;
    visibility: hidden;
}

.slides{
  width: 500%;
  height: 100%;
  display: flex;
}

.slide{
  width: 20%;
  transition: 0.6s;
}
.slide img{
  width: 100%;
  height: 100%;
}

#r1: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%;
}
#r6:checked ~ .s1{
  margin-left: -100%;
}
#r7:checked ~ .s1{
  margin-left: -120%;
}