body{font-family:sans-serif;font-size:1.2em;margin:0;min-height:100vh;display:flex;justify-content:center;align-items:center}#container{width:80%;text-align:center}h1,h2{text-align:center}#arrow{margin:auto;width:250px;transform:rotate(0)}.line{margin-top:14px;width:220px;background:#000;height:10px;float:left}.point{width:0;height:0;border-top:20px solid transparent;border-bottom:20px solid transparent;border-left:30px solid #000;float:right}#keystrokeInput{width:75%;margin:auto;height:160px;border:1px solid #000;padding:5px;overflow:auto;display:none}#container{text-align:center}