.modal {
    height: 100%;
    width: 100%;
    background-color: rgb(0, 0, 0, 0.6);
    display: none;
    /* display: block; */
    position: fixed;
    z-index: 1;
    left: 0;
    right: 0;
    overflow: auto;

}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 30px;
    border: 1px solid gray;
    width: 40%;
}