.popup {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    display: flex;
    align-items: center;
    justify-content: center;
}
.popup-content {
    background-color: rgba(218, 246, 233, .9);
    color: #000;
    padding: 30px;
    max-width: 500px;
    border-radius: 8px;
    width: 100%;
    text-align: center;
}
.popup-content h3{
    font-size: 30px;
}
.popup .loader {
    animation: spin 0.5s linear infinite;
    margin-top: 20px;
    width: 30px;
    height: 30px;
}
.popup  .loader:after {
    background: rgba(218, 246, 233, .9);
}
.popup-content .image {
    text-align: center;
}
@keyframes spin {
    0% {
        transform: rotate(0deg)
    }
    to {
        transform: rotate(360deg);
    }
}