// Get the modal
var modal = document.getElementById('myModal');

// Get the button that opens the modal
//var btn = document.getElementById("myBtn");

// Get the <span> element that closes the modal
var span = document.getElementsByClassName("close")[0];

// When the user clicks the button, open the modal
function showModal() {
    modal.style.display = "block";
}

// When the user clicks on <span> (x), close the modal
span.onclick = function() {
    modal.style.display = "none";
}

// When the user clicks anywhere outside of the modal, close it
window.onclick = function(event) {
    if (event.target == modal) {
        modal.style.display = "none";
    }
}

function getUsername() {
    var username = document.getElementById("getUsername").value;
    console.log(username);
    localStorage.setItem(username, username + " ||| " + score);
    var x = localStorage.getItem(username);
    document.getElementById("nowPlaying").innerHTML = x ;
    modal.style.display = "none";
}












// CSSSSSSSSSSSSSSSSSSSS
.modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 1; /* Sit on top */
    padding-top: 100px; /* Location of the box */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
}

/* Modal Content */
.modal-content {
    background-color: #fefefe;
    margin: auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
}

/* The Close Button */
.close {
    color: #aaaaaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close:hover,
.close:focus {
    color: #000;
    text-decoration: none;
    cursor: pointer;
}











<!-- Modal content -->
    <div class="modal-content">
        <span class="close">&times;</span>
        <h1>Welcome to The bricks</h1>
        <p>Would you please enter your username: </p>
        <input type="text" name="username" id="getUsername"><br>
        <button onclick="getUsername()">Enter</button>
    </div>

</div>