.alert568-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}
.alert568-box {
    background: #fff;
    border-radius: 8px;
    width: 90%;
    max-width: 400px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    text-align: center;
    font-family: Arial, sans-serif;
    position: relative;
    animation: alert568-bounceIn 0.3s ease;
}
@keyframes alert568-bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.7);
    }
    60% {
        opacity: 1;
        transform: scale(1.05);
    }
    80% {
        transform: scale(0.95);
    }
    100% {
        transform: scale(1);
    }
}
@keyframes alert568-bounceOut {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    20% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(0.7);
        opacity: 0;
    }
}
.alert568-box.alert568-hide {
    animation: alert568-bounceOut 0.4s ease forwards;
}
.alert568-icon {
    font-size: 40px;
    margin-bottom: 10px;
}
.alert568-icon.success {
    color: #28a745;
}
.alert568-icon.error {
    color: #dc3545;
}
.alert568-icon.warning {
    color: #ffc107;
}
.alert568-title {
    margin-bottom: 10px;
    font-size: 1.25em;
    font-weight: bold;
}
.alert568-message {
    margin-bottom: 20px;
    font-size: 1em;
}
.alert568-button {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    background: #3085d6;
    color: #fff;
    font-size: 1em;
    cursor: pointer;
    margin: 0 5px;
}
.alert568-button:active {
    background: #2874b5;
}
.alert568-button:hover {
    background: #2563a6;
}
.alert568-close {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 18px;
    cursor: pointer;
    background: none;
    border: none;
    color: #999;
}
.alert568-close:hover {
    color: #333;
}