.owl-carousel .owl-nav .owl-next,
.owl-carousel .owl-nav .owl-prev {
background-position: center center;
background-repeat: no-repeat;
position: absolute;
top: 50%;
margin-top: -25px;
opacity: 0;
cursor: pointer;
width: 50px;
height: 50px;
color: transparent;
}
.owl-carousel:hover .owl-nav .owl-next,
.owl-carousel:hover .owl-nav .owl-prev {
opacity: 1;
}
.owl-carousel .owl-nav .owl-next {
right: 0;
background-image: url(//www.hkguqinassociation.com/wp-content/plugins/boldgrid-gallery/includes/vendors/owlcarousel/assets/slide-arrow-right.png);
}
.owl-carousel .owl-nav .owl-prev {
left: 0;
background-image: url(//www.hkguqinassociation.com/wp-content/plugins/boldgrid-gallery/includes/vendors/owlcarousel/assets/slide-arrow-left.png);
}