.carousel {
	margin: 0;
    background: #fff;
	position: relative;
}


.carousel .carousel-item img {
	max-width: 100%;
    margin: 0 auto; /* Align slide image horizontally center in Bootstrap v3 */
    border-radius: 3%;
}
.carousel-control-prev-icon, .carousel-control-next-icon {
  filter: invert(108%);
}
.carousel-control-prev, .carousel-control-next {
	width: 54px;
	height: 100%;
	overflow: hidden;
	opacity: 1;
	color: red;
	margin: auto 0;
	background: transparent;
	/* border-radius: 20%;*/
	text-shadow: none;
}

.carousel-control-prev {
	margin-left: 0;
	border: none;
}
.carousel-control-next {
	margin-right: 0;
	border: none;
	color: red;
}



.letritas {
  position: relative;
  display: inline-block;
}

.letritas .letritasletras {
  visibility: hidden;
  width: 220px;
  background-color: black;
  color: #fff;
  text-align: center;
  border-radius: 6px;
  padding: 5px 0;

  /* Position the tooltip */
  position: absolute;
  left:-220px;
  z-index: 1;
}

.letritas:hover .letritasletras {
  visibility: visible;
}