html,
body {
  background: #000;
  min-height: 100%;
  margin: 0;
  padding: 0;
}

.container {
  display: block;
  position: relative;
  top: 33%;
  width: 100%;
  padding-bottom: 33%;
  border: none;
  overflow: hidden;
}

.slide {
  transition: 500ms ease all;
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(2);
}

.slide.active {
  transform: scale(1);
  opacity: 1;
  top: 0;
  transition: 500ms ease all;
}

.ns-next,
.ns-prev {
  position: absolute;
  top: 50%;
  width: 50px;
  height: 50px;
  margin-top: -25px;
  color:#fff;
  cursor:pointer;
}

.ns-next {
  right: 50px;
  z-index: 50;
}

.ns-prev {
  left: 25px;
  z-index: 10;
}