.wp-brand-filter {
    display: inline-block;
    margin-left: 10px;
    vertical-align: top;
}

.wp-brand-filter-select {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: #fff;
    font-size: 14px;
    min-width: 180px;
    cursor: pointer;
}

.wp-brand-filter-select:hover {
    border-color: #999;
}

.wp-brand-filter-select:focus {
    outline: none;
    border-color: #0073aa;
    box-shadow: 0 0 0 1px #0073aa;
}

/* Responsywność */
@media (max-width: 768px) {
    .wp-brand-filter {
        display: block;
        margin: 10px 0;
    }

    .wp-brand-filter-select {
        width: 100%;
    }
}