JSFiddle - React, Tailwind, and code Playground

HTML

<!--Wrapper div-->
<div id="wrapper">
    <!--Inbox list and button to add a card-->
    <div id="inboxList" class="cellContainer">
        <p style="display: inline">Inbox</p>
        <!--Button to add a Card-->
        <input type="button" id="AddCardBtn" value="+ Add a Card..." />
        <hr class="fancy-line" />
        <br/>
        <!--Card div-->
        <div id="userAddedCard">
            <br/>
            <div></div>
        </div>
    </div>
</div>
<!--Modal Dialog-->
<div id="modalDialog">
    <form>
        <label>Title</label>
        <input type="text" id="customTextBox" value="some value" />
        <p>Date:
            <input type="text" id="datepicker" value="some date" />
        </p>
        <input type="button" id="Getbtn" value="Get value" />
        <hr/>
        <br/>
    </form>
</div>
<!--Reference to Jquery-->

CSS

/*Style of a body*/
 body {
    background-color: #f4f4f4;
}
.sto {
    height : 25px;
    width : 10px;
    background-color: grey;
}
.ctb {
    display:inline-block;
    width: 20px;
    padding-left:2%;
}
.image {
    display:inline-block;
    height:19px;
    width:19px;
    padding-top:7%;
    padding-left:5%;
}
/*Style of a Wrapper*/
 #wrapper {
    margin-top: 3%;
    margin-right: 20%;
    height: 715px;
    min-width: 300px;
    min-height: 715px;
    background-color: #00CCFF;
    box-shadow: 7px 7px 7px #828282;
    border-radius: 6px;
}
/*Style of a inbox list*/
 #inboxList {
    width: 275px;
    height: 700px;
    background-color: #f0f0f0;
    border: 1px solid black;
    margin-left: 0.5%;
    margin-top: 0.4%;
    border-radius: 10px;
    box-shadow: 7px 7px 7px #828282;
    overflow: auto;
}
/*Style of a Modal Dialog*/
 #modalDialog {
    display: none;
    background-color: white;
    border: solid black 2px;
    border-radius: 10px;
    overflow: auto;
    box-shadow: 7px 7px 7px #828282;
}
/*Style of a card*/
 .cellContainer .sortable-div {
    background: whitesmoke;
    width: 260px;
    height: 150px;
    margin-left: 2.3%;
    border-radius: 10px;
    border: 2px solid black;
    box-shadow: 0px 7px 7px #828282;
    margin-bottom: 1%;
}

JavaScript

$(function () {
    // Click function to add a card
    var $div = $('<div />').addClass('sortable-div');

    $('<div />', {
        $('<img />', {
            "src": "/Pages/Images/calendar.png"
        }).addClass('image').appendTo($div);
        $('<input/>', {
            "type": "text",
            "class": "ctb"
        }).addClass('ctb').appendTo($div);
    }).addClass('sto').appendTo($div);

    var cnt = 0,
        $currentTarget;
    $('#AddCardBtn').click(function () {
        var $newDiv = $div.clone(true);
        cnt++;
        $newDiv.prop("id", "div" + cnt);
        $('#userAddedCard').append($newDiv);
        //      alert($('#userAddedCard').find("div.sortable-div").length);        
    });

    // Double click to open Modal Dialog Window
    $('#userAddedCard').dblclick(function (e) {
        $currentTarget = $(e.target);

        $('#modalDialog').dialog({
            modal: true,
            height: 600,
            width: 500,
            position: 'center'
        });
        return false;

    });
    $("#datepicker").datepicker({
        showWeek: true,
        firstDay: 1
    });

    $("#Getbtn").on("click", function () {
        var val = $("#customTextBox").val();
        $currentTarget.find(".ctb").val(val);
        $currentTarget.find(".date").val($("#datepicker").val());
        $('#modalDialog').dialog("close");
    });
});