[Nexus]

<button id="button-1">#1</button>
<button id="button-2">#2</button>
<button id="button-3">#3</button>
<div id="result"></div>

<script>
document.addEventListener('DOMContentLoaded', () => {
  let userAnswers = [];
  const rightAnswers = ['button-2', 'button-3', 'button-1'];
  const resultContainer = document.querySelector('#result');
 
  document.querySelectorAll('button').forEach(button => {
    button.addEventListener('click', () => {
      resultContainer.style.border = 'none';
      resultContainer.textContent = '';
 
      const index = userAnswers.push(button.id) - 1;
      const isRightAnswer = userAnswers[index] === rightAnswers[index];
      const isLastAnswer = userAnswers.length === rightAnswers.length;
      
      if (isLastAnswer || !isRightAnswer) {
      	resultContainer.style.border = '1px solid ' + (isRightAnswer ? 'green' : 'red');
        resultContainer.textContent = isRightAnswer ? 'Right' : 'Wrong';

        userAnswers = [];
      }
    });
  });
});

</script>