src/content/peerconnection/dtmf/css/main.css

/*
 *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */
button {
  margin: 0 20px 20px 0;
  width: 96px;
}

div#dialPad button {
  background-color: #ddd;
  border: 1px solid #ccc;
  color: black;
  font-size: 1em;
  font-weight: 400;
  height: 40px;
  margin: 0 10px 10px 0;
  width: 40px;
}

div#dialPad button:hover {
  background-color: #aaa;
}

div#dialPad button:active {
  background-color: #888;
}

div#dialPad {
  display: inline-block;
  margin: 0 20px 20px 0;
  vertical-align: top;
}

div#parameters {
  margin: 0 0 25px 0;
}

div#parameters > div {
  height: 28px;
  margin: 0 0 10px 0;
}

div#dtmf {
  background-color: #eee;
  display: inline-block;
  height: 180px;
  margin: 0 0 20px 0;
  padding: 5px 5px 5px 10px;
  width: calc(100% - 239px);
}

div#dtmf div {
  font-family: 'Inconsolata', 'Courier New', monospace;
}

div#sentTones {
  display: inline-block;
  line-height: 1.2em;
}

div#dtmfStatus {
  margin: 0 0 10px 0;
}

div#parameters input[type = range] {
  font-size: 1em;
  width: 85px;
}

div#parameters input#tones {
  width: calc(100% - 78px);
}

div#parameters label {
  display: inline-block;
  font-weight: 400;
  height: 28px;
  position: relative;
  top: 4px;
  vertical-align: top;
  width: 68px;
}