.alert-error {
    background-color: #ffe6e6;
    color: #b02a37;
    border-left: 5px solid #dc3545;
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.2);
    max-width: 450px;
    width: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.alert-success {
    background-color: #e6ffed;
    color: #207544;
    border-left: 5px solid #28a745;
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.2);
    max-width: 450px;
    width: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}