Broken portfolio arrows

.kt-slickslider .slick-next:before,
.kt-slickslider .slick-prev:before,
.kt-slickslider-thumbs .slick-next:before,
.kt-slickslider-thumbs .slick-prev:before {
   font-family: "kt-font-awesome";
}
.kt-content-carousel.kt-slickslider .slick-next:before, .kt-image-carousel.kt-slickslider .slick-next:before {
    content: "";
}