gecko/toolkit/content/aboutwebrtc/aboutWebrtc.css

html {
    background-color: #EDECEB;
    font: message-box;
}

#logs {
    font-family: monospace;
}

.peer-connections {
    padding: 2em;
    margin: 1em 0em;
    border: 1px solid #AFACA9;
    border-radius: 10px;
    background: none repeat scroll 0% 0% #FFF;
}

.peer-connection h3 {
    background-color: #DDD;
    cursor: pointer;
}

.peer-connection h3 span:last-child {
    float: right;
}

.peer-connection section {
    border: 1px solid #AFACA9;
    padding: 10px;
}

.peer-connection table {
    width: 100%;
    text-align: center;
    border: none;
}

.peer-connection table th,
.peer-connection table td {
    padding: 0.4em;
}

.peer-connection table tr:nth-child(even) {
    background-color: #DDD;
}

.pcid span:first-child {
    font-weight: bold;
}

.tabs > ul {
  list-style-type: none;
  margin: 0;
  padding: 3px 10px;
}

.tabs li {
  display: inline;
  position: relative;
  top: 1px;
  padding: 3px 10px;
}

.tabs li > a {
  text-decoration: none;
  padding: 0 2em;
}

.tabs li.active {
  background-color: #FFF;
  border: 1px solid #AFACA9;
  border-bottom: none;
}

.tabs section {
  clear: both;
}