.references .owl-item {
    opacity: 0;
    -webkit-transition: all 0.3s ease 0s;
    -moz-transition: all 0.3s ease 0s;
    -o-transition: all 0.3s ease 0s;
    transition: all 0.3s ease 0s;
    padding-bottom: 5px;
}

.owl-carousel .owl-item img {
  width: auto;
  padding-top: 30px;
  padding-bottom: 30px;
}

.references .owl-item.active {
    opacity: 1;
}
.references .owl-nav {
    display: flex !important;
    justify-content: space-between;
    position: absolute;
    top: 50%;
    width: 120%;
    transform: translateY(-50%);
    left: -11%;
}
@media (max-width: 991px) {
    .references .owl-nav {
        display: none !important;
    }
}
.references .owl-nav .owl-prev img,
.references .owl-nav .owl-next img {
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    -ms-filter: grayscale(100%);
    -o-filter: grayscale(100%);
    filter: grayscale(100%);
    -webkit-transition: all 0.3s ease 0s;
    -moz-transition: all 0.3s ease 0s;
    -o-transition: all 0.3s ease 0s;
    transition: all 0.3s ease 0s;
}
.references .owl-nav .owl-prev img:hover,
.references .owl-nav .owl-next img:hover {
    -webkit-filter: grayscale(0%);
    -moz-filter: grayscale(0%);
    -ms-filter: grayscale(0%);
    -o-filter: grayscale(0%);
    filter: grayscale(0%);
}