message: Browser "UI" shouldn't be selectable
diff: width: 100%;
  background-color: #e8e8e8;
  border-bottom: 1px solid lightgray;
  + user-select: none;
  }
  +
  .browser-window-wrapper {
  flex-grow: 1;
  width: 50%;
  padding-bottom: 10px;
  margin: 2px;
  }
  +
  .browser-window-icon-wrapper {
  position: absolute;
  display: flex;
  top: 0px;
  right: 0px;
  }
  +
  .browser-window-icon {
  position: relative;
  top: 0px;
  width: 25px;
  text-align: center;
  }
  +
  .browser-window-nav {
  position: absolute;
  font-size: 10px;
  border: 1px solid lightgray;
  overflow: hidden;
  }
  +
  .browser-window-nav-url {
  padding-left: 2px;
  }
  