html,body{background:#ccc}div{display:flex;flex-direction:inherit;flex-grow:1;box-sizing:border-box}button{display:flex;flex-grow:inherit;justify-content:center;align-items:center;box-sizing:border-box}.material-icons{font-size:12pt}html,body,p,div,button,table{font-family:sans-serif;font-size:12pt}