.register-container {
  max-width: 800px;
  margin: 0 auto;
}
.register-container .is-half {
  width: 49%;
}
.register-container__twoFields {
  display: flex;
  justify-content: space-between;
  margin-top: 15px;
}
.register-container__singleField {
  margin-top: 15px;
}
button {
  margin-top: 10px;
}