.flash-message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px;
    border-radius: 4px;
    z-index: 1000;
    min-width: 200px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}
.flash-success {
    background-color: #4CAF50;
    color: white;
}
.flash-error {
    background-color: #f44336;
    color: white;
}
.border-red {
    border-color: #f44336 !important;
}
.error {
    color: red !important;
}