<label for="selfie">Take a picture of your face:</label>

<input type="file" id="selfie" name="selfie" accept="image/*" capture="user" />

<label for="picture">Take a picture using back facing camera:</label>

<input type="file" id="picture" name="picture" accept="image/*" capture="environment" />

label {
  display: block;
  margin-top: 1rem;
}

input {
  margin-bottom: 1rem;
}