.modal {
    display: none;
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0, 0, 0);
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: #000000;
    margin: 50% auto;
    padding: 20px;
    border: 1px solid #ffffffb2;
    width: 80%;
    max-width: 400px;
    border-radius: 10px 0px 10px 0px;
}

.modal-button {
    margin: 10px;
    padding: 10px;
}