.dai-expand-side.is-open .dai-contact-launcher>b {
    left: auto;
    right: 50%;
    top: auto;
    bottom: 76px;
    transform: translateX(50%);
}

.dai-expand-side.is-open .dai-contact-launcher>b::after,
.dai-expand-side.is-open.dai-side-left .dai-contact-launcher>b::after {
    left: 50%;
    right: auto;
    top: 100%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: #fff;
}

@media (max-width: 768px) {
    .dai-expand-side.is-open .dai-contact-launcher>b {
        bottom: 66px;
    }
}