@media (min-width: 1400px) {
    header.entry-header {
        max-width: calc(100% - 500px);
        margin: 0 auto;
    }
    .advert--tracking:nth-child(1) {
        right: 0px;
    }
}
@media (max-width: 1400px) {
    #tracking-adverts {
        display: none;
    }
}