#slider {
	position: fixed;
	width: 100%;
	height: 100vh;
	z-index: -1;
}
#main-slider {
	position: relative;
	overflow: hidden;
	width: 100%;
  height: 100vh;
}
.slider-wrapper {
  position: relative;
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100vh;
  /*height: 200px;*/
  list-style: none;
}

.slide {
  position: absolute;
  background-size:cover;
  background-position: center center;
  /*background-position: fixed;*/
  /*top: 10px;*/
  float: left;
  margin: 0;
  padding: 0;
  opacity: 0;
  width: 100%;
  height: 100vh;
  /*background: #ccc;*/
  /*text-align: center;*/
  /*line-height: 300px;*/
  transition: opacity 1.5s ease;
}
.slider-wrapper > .slide:first-child {
  opacity: 1;
}