.carousel .carousel-item {
    width: 100%;
    height: 80vh;
    background-size: contain;
    background-position: center;
	background-repeat: no-repeat;
}
.carousel .carousel-item:first-of-type {
    background-image: url("../../images/018/01.jpg");
}
.carousel .carousel-item:nth-of-type(2) {
    background-image: url("../../images/018/02.jpg");
}
.carousel .carousel-item:nth-of-type(3) {
    background-image: url("../../images/018/03.jpg");
}
.carousel .carousel-item:last-of-type {
    background-image: url("../../images/018/04.jpg");
}
.carousel-control-prev-icon, .carousel-control-next-icon {
    width: 1em;
    height: 1em;
    filter: invert(13%);  
}
@media screen and (max-width: 736px) {carousel-control-prev-icon, .carousel-control-next-icon 
					{visibility: none;}}