body {
  background-color: #ccc;
  margin: 0;
  padding: 40px;
  display: flex;
  justify-content: center;
  font-family: Arial, sans-serif;
}

.signup {
  width: 100%;
  max-width: 900px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field {
  display: flex;
  flex-direction: column;
}

.optional-text {
  color: #616161;
}

.field label {
  font-weight: bold;
  margin-bottom: 5px;
}

.field input,
.field select {
  padding: 10px;
  border: 1px solid #fff;
  border-radius: 4px;
}

button {
  width: 100%;
  padding: 15px;
  background-color: #5cb85c;
  color: white;
  border: none;
  border-radius: 4px;
  margin-top: 25px;
  cursor: pointer;
}