button#add_tocart_custom_button {
    width: 100%;
    text-transform: uppercase;
    font-weight: 600;
    margin-top: var(--spacing-4);;
}

button.button.button--xl.button--secondary {
    display: none;
}

.custom_buy_button #sticky-bar-postform_button > button,
.custom_buy_button #sticky-bar-postform_button > a {
    width: 100%;
    display: block;
}