#carousel_booking .carousel-control-prev-icon, 
    #carousel_booking .carousel-control-next-icon,
    #carousel_airbnb .carousel-control-prev-icon, 
    #carousel_airbnb .carousel-control-next-icon,
    #carousel_tripadvisor .carousel-control-prev-icon, 
    #carousel_tripadvisor .carousel-control-next-icon{
    filter: brightness(0);
}

#carousel_booking, #carousel_airbnb, #carousel_tripadvisor {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    background: white;
}