body {
  margin: 0;
  font-family: sans-serif;
  background-color: #008080;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login-window {
  width: 300px;
}

.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

button {
  min-width: 70px;
}