/* Faz as setas ficarem fora da imagem do carousel */
#bannerCarousel {
  position: relative;
  overflow: visible; /* permite que as setas ultrapassem o contêiner */
}

#bannerCarousel .carousel-control-prev,
#bannerCarousel .carousel-control-next {
  width: 5%;                /* área clicável estreita */
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.8;
}

#bannerCarousel .carousel-control-prev {
  left: -10px; /* empurra pra fora à esquerda */
}

#bannerCarousel .carousel-control-next {
  right: -10px; /* empurra pra fora à direita */
}

/* aumenta tamanho dos ícones */
#bannerCarousel .carousel-control-prev-icon,
#bannerCarousel .carousel-control-next-icon {
  width: 40px;
  height: 40px;
  background-size: 100% 100%;
}

/* suaviza no hover */
#bannerCarousel .carousel-control-prev:hover,
#bannerCarousel .carousel-control-next:hover {
  opacity: 1;
}