#startStopBtn.running{background-color:#dd1212;color:#fff}#startStopBtn.running:hover{background-color:#e33636}#startStopBtn:before{content:"Начать"}#startStopBtn.running:before{content:"Прервать"}div.testArea{display:inline-block;width:16em;height:12.5em;position:relative;-webkit-box-sizing:border-box;box-sizing:border-box}div.testName{position:absolute;top:.1em;left:0;width:100%;font-size:1.4em;z-index:9}div.meterText{position:absolute;bottom:1.55em;left:0;width:100%;font-size:2.5em;z-index:9}div.meterText:empty:before{content:"0.00"}div.unit{position:absolute;bottom:2em;left:0;width:100%;z-index:9}div.testArea canvas{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}div.testGroup{display:inline-block}@media all and (max-width:40em){body{font-size:.8em}div.testGroup{display:block;margin:0 auto}}#ipArea{display:none}.code{border:1px solid #d8d8d8;padding:12px;background-color:#f6f6f6;margin:6px 0 0 0;font-size:12px;border-radius:2px;overflow:auto}@media (min-width:992px){.code{font-size:14px}}