.banner-outer{
	width:100%;
	display:flex;
	margin-top:110px;
	position: relative;
}
.banner-inner{

}
.banner-outer .banner-inner .slider-item .pic img{
	display:none;
}
.banner-outer .banner-inner .slider-item:nth-child(1) .pic img{
	display:block;
} 
.banner-outer .carousel-nav {
  position: absolute;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  pointer-events: none;
}
.banner-outer .carousel-nav .prev,
.banner-outer .carousel-nav .next
 {
  height: 100%;
  width: 5%;
  pointer-events:auto;display: flex;
  justify-content: center;
  align-items: center;
  font-size: 3rem;
  color: transparent;
  transition: color ease-in-out 0.4s,background-color ease-in-out 0.4s;
}
.banner-outer .carousel-nav .prev:hover,
.banner-outer .carousel-nav .next:hover{
	background-color:rgba(0,0,0,0.3);
	color:white;
}
@media screen and (max-width: 768px) {
  .banner-outer {
    margin-top: 50px;
  }
  .banner-outer .carousel-nav .prev,
  .banner-outer .carousel-nav .next{
	width:15%;
	font-size:2rem;
  }
}