.slider{
  border-radius: 10px;
  position: relative; 
  margin-top: 10px;
  margin-left: 8px;
  overflow: hidden;
  width: 100%; 
  height: 290px; 
  border: 7px solid white;
  box-shadow: 0 0 20px rgba(0,0,0,0.4); 
}

.slides{
  width: 550%;
  height: 350px;
  display: flex;
}

.slides input{
  display: none;
}

.slide{
  width: 20%;
  transition: 1s;
}

.slide img{
  width: 600px;
  height: 350px;
}

/*css for manual slide navigation*/

.navigation-manual{
  position: absolute;
  display: flex;
  justify-content: center;
  width: 100%;
  margin-top: -110px;
}

.manual-btn{
  border-radius: 10px;
  cursor: pointer;
  transition: 1s;
  border: 3px solid orange;
  padding: 5px;
  width: 30px;
}

.manual-btn:not(:last-child){
  margin-right: 40px;
}

.manual-btn:hover{
  background: #c43af3;
}

#radio1:checked ~ .first{
  margin-left: 0;
}

#radio2:checked ~ .first{
  margin-left: -20%;
}

#radio3:checked ~ .first{
  margin-left: -40%;
}

#radio4:checked ~ .first{
  margin-left: -60%;
}

#radio5:checked ~ .first{
  margin-left: -80%;
}

/*css for automatic navigation*/

.navigation-auto{
  position: absolute;
  justify-content: center;
  margin-top: 460px;
  display: flex;
  width: 800px;
}

.navigation-auto div{
  border-radius: 10px;
  transition: 1s;
  border: 3px solid #c43af3;
  padding: 5px;
  width: 30px;
}

.navigation-auto div:not(:last-child){
  margin-right: 40px;
}

#radio1:checked ~ .navigation-auto .auto-btn1{
  background: #c43af3;
}

#radio2:checked ~ .navigation-auto .auto-btn2{
 
  background: #c43af3;
}

#radio3:checked ~ .navigation-auto .auto-btn3{
  background: #c43af3;
}

#radio4:checked ~ .navigation-auto .auto-btn4{
  background: #c43af3;
}

#radio5:checked ~ .navigation-auto .auto-btn5{
  background: #c43af3;
}