h1 {
  text-align: center;
  font-family: Arial, Helvetica, sans-serif;
}

.content {
  float: left;
  width: 100%;
  font-family: Arial, Helvetica, sans-serif;
}

.nav-link {
  font-size: large;
}

.browser {
  float: left;
  margin-left: 5%;
  width: 68%;
  height: 75vh;
  text-align: left;
}

iframe {
  width: 100%;
  height: 100%;
}

.pane {
  float: left;
  width: 20%;
  margin-left: 2%;
  height: 81vh;
  text-align: center;
  border: 1px solid black;
  box-shadow: 0px 0px 10px grey inset;
}

.address {
  width: 100%;
  height: 3vh;
  font-size: 15px;
  margin-bottom: 2vh;
  box-shadow: 0px 0px 5px grey inset;
}

.key, .value {
  line-height: 1;
}

.key {
  text-align: left;
  font-size: 20px;
  margin-left: 20px;
}

.value {
  text-align: right;
  margin-right: 20px;
}