.carousel-inner {
    padding: 1em;
}

.card {
    margin: 0 0.5em;
    border: none;
}

.carousel-control-prev,
.carousel-control-next {
    /*background-color: #ecedee;*/
    width: 50px;
    margin-left: -5%;
    margin-right: -10%;
    height: 100%;
    top: 50%;
    transform: translateY(-50%);
}
.carousel-control-prev-icon,
.carousel-control-next-icon {
  filter: invert(1); /* инвертируем цвет иконки */
}

@media (min-width: 768px) {
    .carousel-item {
        margin-right: 0;
        flex: 0 0 33.333333%;
        display: block;
    }

    .carousel-inner {
        display: flex;
    }
}

.card .img-wrapper {
    max-width: 100%;
    height: 13em;
    display: flex;
    justify-content: center;
    align-items: center;
}

.card img {
    max-height: 100%;
}

@media (max-width: 767px) {
    .card .img-wrapper {
        height: 17em;
    }
}