@media(max-width: 999px) {
.single-product .summary form.cart .ct-cart-actions {
position: fixed;
bottom: 0;
left: 0;
width: 100%;
z-index: 99999;
padding: 10px 10px 0 10px;
background: #f8f9fb;
}
.single-product .summary form.cart {
margin-bottom: 0px !important;
padding-bottom: 0px !important;
border-bottom: unset;
}
}