/* Hintergrund-Overlay */
#customAlert {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
}

/* Alert-Box */
.alert-box {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 300px;
    position: relative;
    animation: fadeIn 0.3s ease-in-out;
}

/* Schließen-Button */
.close-btn {
    background: #ff5f5f;
    color: white;
    border: none;
    padding: 10px 20px;
    margin-top: 15px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

.close-btn:hover {
    background: #e04b4b;
}

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}