@media (max-width: 888px) {
    /* --- HEADER ALERT (cookies..) -------------------------------------------------------------------- */
    .header-alert {
        line-height: 1.5em;
        padding: 10px;
        min-width: 0;
        z-index: 1201;
        position: relative;
    }

        .header-alert .btn {
            clear: both;
            display: block;
            width: 200px;
            margin: 10px auto 0;
        }
}