.mpesa-pay-button {
    height: 60px;
    padding: 15px 30px;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    margin: 20px 0;
    min-width: 250px;
    position: relative;
    overflow: hidden;
}

.mpesa-pay-button:hover {
    background-color: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}

.mpesa-pay-button:active {
    transform: translateY(1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Pulse animation */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(76, 175, 80, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0);
    }
}

.pulse-animation {
    animation: pulse 2s infinite;
}

/* Add a subtle gradient background */
.mpesa-pay-button {
    background: linear-gradient(145deg, #4CAF50, #45a049);
}

/* Optional: Add a shine effect on hover */
.mpesa-pay-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        to bottom right,
        rgba(255,255,255,0.2) 0%,
        rgba(255,255,255,0.2) 40%,
        rgba(255,255,255,0.6) 50%,
        rgba(255,255,255,0.2) 60%,
        rgba(255,255,255,0.2) 100%
    );
    transform: rotate(45deg);
    transition: all 0.3s ease;
    opacity: 0;
}

.mpesa-pay-button:hover::after {
    opacity: 1;
    transform: rotate(45deg) translate(50%, -50%);
}

/* Make the form container more prominent */
.mpesa-payment-form {
    margin: 2em 0;
    text-align: center;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Add a label above the button */
.mpesa-payment-form::before {
    content: "👇 Click below to pay securely with M-PESA 👇";
    display: block;
    margin-bottom: 15px;
    font-size: 16px;
    color: #666;
    font-weight: bold;
}