.row-contnr {
    display: flex;
}
.row-contnr {
    display: flex;
    display: -webkit-flex;
    display: -ms-flexbox;
    justify-content: space-between;
}
.col-rse-left {
    width: 49%;
}
.col-rse-right {
    width: 49%;
    text-align: left;
}
.col-rse-left img {
    width: 100%;
        max-width: 515px;
}

@media(max-width:767px){
    .row-contnr {
        flex-direction: column;
    }
    .col-rse-left {
        width: 100%;
    }
    .col-rse-right {
        width: 100%;
    }
}