challenge-landing-page-joseildo/style.css

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

.header_landing {
    background-color: #000;
    display: flex;
    justify-content: center;
}

.logo_m3 {
    margin: 28px 0;
}

.primary_banner {
    width: 100%;

}

@media screen and (max-width: 413px) {
    .primary_banner {
        display: none;
    }

    .banner_mobile {
        width: 100%;
        max-width: 414px;
    }
}

@media screen and (min-width:414px) {
    .banner_mobile {
        display: none;
    }
}