JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://igniteui.com/js/modernizr.min.js"></script>
<script src="https://code.jquery.com/jquery-1.9.1.min.js"></script>
<script src="https://code.jquery.com/ui/1.10.3/jquery-ui.min.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.core.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.lob.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.dv.js"></script>
<script src="https://igniteui.com/js-data/last-month-run-km"></script>
<script src="https://igniteui.com/js-data/running-speed"></script>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/themes/infragistics/infragistics.theme.css" rel="stylesheet"></link>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/structure/modules/infragistics.ui.layout.css" rel="stylesheet"></link>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/structure/infragistics.css" rel="stylesheet"></link>

<div id="layout-wrapper">
        <div id="layout">
            <div>
                <div class="box">
                    <div class="box-title">Last Run Speed</div>
                    <div id="speedLineChart" class="chartElement"></div>
                </div>
            </div>
            <div>
                <div class="box">
                    <div class="box-title">Total Distance Last Week</div>
                    <div class="box-body-big-text">49 km</div>
                </div>
            </div>
            <div>
                <div class="box">
                    <div class="box-title">Total Cal Last Week</div>
                    <div class="box-body-big-text">3675 cal</div>
                </div>
            </div>
            <div>
                <div class="box">
                    <div class="box-title">Total Distance Last Month</div>
                    <div id="totalKmBarChart" class="chartElement"></div>
                </div>
           ...

CSS

ul {
            list-style-type: none; 
        }

        #layout {
            position: relative;
        }        

        .ig-layout-item {
            padding: 5px;
        }

            .ig-layout-item > div {
                position: absolute;
                height: auto;
                bottom: 0;
                top: 0;
                left: 0;
                right: 0;
                margin: 5px;
            }  

        .box {
            background-color: #fff;
            border: 1px solid #888;
            color: grey;
        }

        .box-title {
            color:#fff;
            background-color:#888;
            font-size: 16px;
            padding: 6px 0 10px 10px;
        }

        .box table td {
            padding: 0;
        }
        
        .box-body-big-text {
            font-size: 60px;
            margin-top: 15px;
            text-align: center;
            color: #f60;
        }

       @media all and (max-width: 910px) {
            .box-title {
                font-size: 14px;
            }

            .box-body-big-text {
                font-size: 49px;
                margin-top: 24px;
            }
        }

        @media all and (max-width: 740px) {
            .box-title {
                font-size: 12px;
            }
            .box-body-big-text {
                font-size: 38px;
                margin-top: 34px;
            }
        }

        @media all and (max-width: 570px) {
            .box-title {
                font-size: 10px;
            }
            .box-body-big-text {
                font-size: 20px;
                margin-top: 47px;
            }
        }

        @media all and (max-width: 360px) {
            .box-title {
                font-size: 10px;
            }
            .box-body-big-text {
                font-size: 17px;
                margin-top: 45px;
            }
        }

JavaScript

$(function () {
            $('#layout').igLayoutManager({
                layoutMode: "grid",
                width: "100%",
                height: "500px",
                gridLayout: {
                    cols: 3,
                    rows: 3
                },
                items: [
                    {
                        rowSpan: 2,
                        colSpan: 2,
                        colIndex: 0,
                        rowIndex: 0
                    },
                    {
                        rowSpan: 1,
                        colSpan: 1,
                        rowIndex: 0,
                        colIndex: 2
                    },
                    {
                        rowSpan: 1,
                        colSpan: 1,
                        rowIndex: 1,
                        colIndex: 2
                    },
                    {
                        rowSpan: 1,
                        colSpan: 3,
                        colIndex: 0,
                        rowIndex: 2
                    }
                ]
            });            

            $("#speedLineChart").igDataChart({
                width: "100%",
                height: "283px",
                dataSource: runningSpeedData,
                axes: [
                    {
                        name: "kmAxis",
                        type: "categoryX",
                        label: "km"
                    },
                    {
                        name: "averageSpeedAxis",
                        type: "numericY",
                        minimumValue: 8,
                        maximumValue: 15,
                        title: "Speed (km/h)",
                    }
                ],
                series: [
                    {
                        name: "speed",
                        type: "spline",
                        title: "speed",
                        xAxis: "kmAxis",
                        yAxis: "averageSpeedAxis",
            ...