body {
    display: flex !important;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
    padding: 10px;
    margin: 10px 0;
    border-radius: 4px;
    text-align: center;
    font-size: 14px;
}

.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    padding: 10px;
    margin: 10px 0;
    border-radius: 4px;
    text-align: center;
    font-size: 14px;
}