body {
    margin: 15px;
}

body>div {
    max-width: 1600px;
    margin: auto;
}

header {
    position: relative;
    display: flex;
    align-items: center;
    background-image: linear-gradient( to right, rgba(41, 52, 44, 0.4), rgba(41, 52, 44, 0.4)), url(https://www.corterealdi.com/wp-content/uploads/MG_8974.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 20vh;
    min-height: 240px;
    padding-left: 4.0625rem;
}

footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    background: #373735;
    padding: 2.8125rem 3.75rem;
}

@media (max-width: 767px) {
    footer {
        display: block;
        text-align: center;
    }
    footer>div:first-child {
        padding-bottom: 1.5rem;
    }
    footer>div:last-child {
        padding-top: 1.5rem;
        border-top: 1px solid #64625f;
    }
}

@media (max-width: 991px) {
    header {
        justify-content: center;
        padding-left: 0;
        min-height: 200px;
    }
}