.modal-container {
    position: fixed;
    z-index: 100;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,.4);
}

.modal-container .modal-box {

    background: white;
    border-radius: 10px;
    padding: 25px;
    overflow: hidden;
    overflow-y: scroll;
}