.container {
  /* background-color: aquamarine; */
  margin-top: 2%;
}

.heading-version {
  font-size: 35%;
}

.text-center {
  text-align: center;
}

.app-store {
  max-width: 150px;
}

.btn-group {
  padding-left: 5%;
  padding-bottom: 5%;
}