.controls { padding: 3px 0; margin: 2px 0; } .zeroPage { width: 53em; } .trace { width: 53em; } .stack { width: 10em; } .fileChooser { padding: 5px 0; } .invalid { color: #f00; } .errorIcon { position: relative; display: inline-block; i { position: absolute; top: -9px; left: -16px; } }