.carousel-indicators [data-mdb-target] {
    box-sizing: content-box;
    flex: 0 1 auto;
    width: 30px;
    height: 3px;
    padding: 0;
    margin-right: 3px;
    margin-left: 3px;
    text-indent: -999px;
    cursor: pointer;
    background-color: #fff;
    background-clip: padding-box;
    border: 0;
    border-top: 10px solid rgba(0,0,0,0);
    border-bottom: 10px solid rgba(0,0,0,0);
    opacity: .5;
    transition: opacity .6s ease;
}

.card-body h4 {
    font-size: 1em;
}