.carousel-control-next, .carousel-control-prev {
    position: absolute;
    top: 0;
    bottom: 50px;
    /* left: 0; */
    /* z-index: 1; */
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    -ms-flex-pack: center;
    justify-content: center;
    width: 6%;
    color: #fff;
    text-align: center;
    opacity: .5;
    transition: opacity .15s ease;
}

.carousel-indicators {bottom:-16px;}

.carousel-control-next .fa, 
.carousel-control-next .fas,
.carousel-control-prev .fa, 
.carousel-control-prev .fas  {
    font-weight: bold;
    color: white;
}