body {
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #ee0979;
  background: -webkit-linear-gradient(to right, #ff6a00, #ee0979);
  background: linear-gradient(to right, #ff6a00, #ee0979);
  width: 100vw;
  height: 100vh;
}

.wrapper {
  padding: 100px 0;
  width: 550px;
}

.slider {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.slider .arrow {
  cursor: pointer;
  width: 50px;
}
.slider .arrow:hover {
  opacity: .8;
}
.slider .arrow.right {
  transform: rotate(180deg);
}
.slider .container-images {
  position: relative;
  width: 400px;
  height: 250px;
  overflow: hidden;
  -webkit-box-shadow: 10px 10px 61px -10px rgba(0, 0, 0, 0.75);
  -moz-box-shadow: 10px 10px 61px -10px rgba(0, 0, 0, 0.75);
  box-shadow: 10px 10px 61px -10px rgba(0, 0, 0, 0.75);
}
.slider .container-images img {
  width: 100%;
  position: absolute;
  top: 50%;
  transition-duration: .5s;
  transform: translateY(-50%);
}
.slider.right .container-images img {
  left: -100%;
  z-index: -1;
}
.slider.right .container-images img.active {
  z-index: 1;
  left: 0;
}
.slider.right .container-images img.to_right {
  left: 100%;
}
.slider.left .container-images img {
  right: -100%;
  z-index: -1;
}
.slider.left .container-images img.active {
  z-index: 1;
  right: 0;
}
.slider.left .container-images img.to_left {
  right: 100%;
}