.col-md-6 {
    display: inline-block;
    margin-left: -4px;
}

    .col-md-6 img {
        width: 100%;
        height: auto;
    }

body .carousel-indicators li {
    background-color: red;
}

body .carousel-control-prev-icon,
body .carousel-control-next-icon {
    background-color: red;
}

body .no-padding {
    padding-left: 0;
    padding-right: 0;
}