#appleid-signin {
    align-items: center;
    width: 75%;
    height: 45px;
    text-align: center;
    margin-top: 10px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    position: relative !important;
}

#appleid-signin > div {
  max-width: none !important;
}

@media (max-width: 768px) {
    #appleid-signin {
        width: 100%;
    }
}