/* PC */
.c-ai-concierge-btn > picture > img {
    display: flex;
    align-items: center;
    width: 380px;
    height: 100px;
}

/* SP */
@media (max-width: 767px) {
    .c-ai-concierge-btn > picture > img {
        width: 280px;
        height: 80px;
    }
}