.container{
  max-width: 900px;
  margin: 0 auto;
}
.slider{
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  overflow: hidden;
}
.items{
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  position: absolute;
  z-index: 1;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}
.item{
  min-width: 100%;
  height: 100%;
  margin: 0;
}
.item img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.buttons{
  position: absolute;
  z-index: 2;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.button{
  width: 32px;
  height: 32px;
  border: none;
  outline: none;
  padding: 0;
  background: transparent center no-repeat;
  cursor: pointer;
  opacity: .4;
}
.button&:hover{
  opacity: .8;
}

.prev{
  background-image: url("../img/icon_arrow_prev.png");
}
.next{
  background-image: url("../img/icon_arrow_next.png");
}