.banner img {
    display: block;
    max-width: 450px;
    max-height: 250px;
}

.banner-txt {
    margin-left: 30px;
}

.banner-txt p {
    line-height: 1;
    margin-bottom: 5px;
    font-size: 20px;
}

@media (max-width: 576px) {
    .banner {
        margin-bottom: 10px;
    }

    .banner img {
        width: 100%;
    }
}