/* 模态框动画 */
#alertModal {
    transition: opacity 0.2s, visibility 0.2s;
}
#alertModal.active {
    display: flex !important;
}
#alertModal > div:last-child {
    transform: scale(0.95);
    opacity: 0;
    transition: transform 0.2s, opacity 0.2s;
}
#alertModal.active > div:last-child {
    transform: scale(1);
    opacity: 1;
}
@media (max-width: 480px) {
    #alertModal > div:last-child {
        width: 90%;
        margin: 0 auto;
    }
}

#modalConfirm {
    transition: width 0.2s ease-in-out;
}