.CS__buy-now-button {
    padding: 27px 20px !important;
    width: 45%;
    margin-left: 2% !important;
    font-size: 1.5rem !important;
    font-weight: 800 !important;
    text-transform: uppercase !important;
    background: #1f00ea !important;
}
#product-actions .single_add_to_cart_button{
    width:50% !important;
}

.CS__buy-now-button:hover {
    background-color: #45a049;
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.CS__buy-now-button.loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.CS__buy-now-button.loading::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: CS__spin 0.8s linear infinite;
}

@keyframes CS__spin {
    to { transform: rotate(360deg); }
}

/* Mobile responsiveness */
@media (max-width: 480px) {
    .CS__buy-now-button {
        width: 100%;
        margin: 0 0 10px !important;
    }
    #product-actions .single_add_to_cart_button{width:100% !important; margin: 0 0 10px !important;}
}