body {
  font-family: Arial, sans-serif;
  padding: 0;
  margin: 0;
  display: flex;
  height: 100vh;
  justify-content: center;
  align-items: center;
}

.container {
  background-color: darkgreen;
  color: white;
  padding: 20px;
  border-radius: 10px;
}

.input {
  width: 100%;
  height: 35px;
  font-size: 20px;
}

.payment {
  font-size: 20px;
  font-weight: 900;
}