.bi-testimonial-slider-4 .fa-long-arrow-right ,
.bi-main-slider-next-prev .fa-long-arrow-right {
    transform: scaleX(-1);
}
.bi-testimonial-slider-4 .fa-long-arrow-left ,
.bi-main-slider-next-prev .fa-long-arrow-left {
    transform: scaleX(-1);
}