.flash-message {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 350px;
    padding: 14px 18px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.flash-message.success {
    background-color: #48bb78; /* Green background */
    color: #ffffff;            /* White text */
    padding: 12px 20px;
    border-radius: 4px;
}