section {
  width: 100%;
  height: 238px;
  border: none;
  overflow: hidden;
}

#intro {
  -ms-user-select: none;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
}

#update {
  -ms-user-select: none;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
}

#uninstall {
  -ms-user-select: none;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
}

#install {
  -ms-user-select: none;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
}

.popout.visible {
  transform: scale(1.2);
}

.popout {
  transition: all 0.5s;
  transform: scale(1);
}

.popout.visible {
  transform: scale(1.2);
}

.btn:hover {
  color: royalblue;
}