grayscale-css/src/extras/modal.css

css for minimalists

.modal {
    position: fixed;
    background: rgba(0, 0, 0, .6);
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: var(--space);
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.modal.active {
    display: flex;
}

.modal-content {
    display: flex;
    width: 28rem;
    max-width: 80vw;
    height: 20rem;
    background: var(--bg);
}