body {
  justify-content: center;
  align-items: center;
}

.login-container {
  display: flex;
  flex-direction: column;
  gap: 15px;
  justify-content: center;
  align-items: center;
  min-width: 340px;
  min-height: 260px;
}

h1 {
  font-size: 40px;
}

input,
button {
  padding: 9px 10px;
  width: 100%;
}

.authentication-container {
  display: none;
  flex-direction: row;
  gap: 15px;
  justify-content: center;
  align-items: center;
}

.authentication-container input {
  width: 40px;
  text-align: center;
  font-size: 20px;
}

@media screen and (max-width: 479px) {
  .login-container {
    min-width: 280px;
  }

  .authentication-container input {
    width: 35px;
    font-size: 17px;
  }
}