ine id="blue" color="blue" data-interval="1000/24:true:data2.push(Math.random()*100);data2.shift()"
                    width="4em" height="1em"
                    data="data2=Array(30).fill(0).map(() => Math.random() * 100)">
                </sparkline>
                Provide data via an array of numbers. 24 times per second the array shifts one number.
            </aside>
            <aside>
                <header>
                    <h2>Customize sparkline</h2>
                </header>
           