.slider {
  width: 100%;
  height: 600px;
  margin: 20px auto;
  position: relative;
}

.slide1, .slide2, .slide3, .slide4, .slide5 {
  position: absolute;
  width: 100%;
  height: 100%;
}

.slide1 {
  background: url(../../assets/img/i1.jpg)no-repeat center;
  background-size: cover;
  animation: fade 8s infinite;
  -webkit-animation: fade 8s infinite;
}

.slide2 {
  background: url(../../assets/img/i3.jpg)no-repeat center;
  background-size: cover;
  animation: fade2 8s infinite;
  -webkit-animation: fade2 8s infinite;
}

.slide3 {
  background: url(../../assets/img/i2.jpg)no-repeat center;
  background-size: cover;
  animation: fade3 8s infinite;
  -webkit-animation: fade3 8s infinite;
}