.modal {
    display: none;
    text-align: justify;
    position: fixed;
    z-index: 1000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.5); /* Overlay */
}
.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    width: 50%;
    overflow: scroll;
    border-radius: 5px;
}
.close-btn {
    cursor: pointer;
    font-size: 16px;
    width: 8%;
    text-align: center;
    padding: 3px;
    border-radius: 5px;
}
@media screen and (max-width: 767px) {
    .modal{
        text-align: justify;
    }
    .close-btn {
        cursor: pointer;
        font-size: 12px;
        width: 20%;
        text-align: center;
        padding: 3px;
        border-radius: 5px;
    }
    .modal-content {
        font-size: 12px;
        max-height: 80%;
        width: 70%;
    }
}