JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="de">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Musik-Quiz</title>
  <link rel="preconnect" href="https://fonts.googleapis.com">
  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
  <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap" rel="stylesheet">
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css">
  <link rel="stylesheet" href="style.css">
</head>

<body>

  <div id="start">

    <p>Willkommen zum <span class="nowrap">Musik-Quiz!</span></p>
    <p>Die <span id="countQa"></span> Fragen sind teils ernst-, teils scherzhaft gemeint.</p>
    <button id="starter" class="blink">Start</button>

  </div>

  <div id="oneMoreTime">

    <p><i class="fas fa-frown"></i> Das war wohl <span class="nowrap">nichts ...</span></p>
    <p>Die <span id="countQa"></span> Du kannst es aber noch einmal von vorn versuchen.</p>
    <button id="repeater" class="blink">Start</button>

  </div>

  <div id="divQuestion">

    <p id="one"><span id="nrQuestion"></span>. Frage</p>
    <p><span id="question"></span></p>

  </div>

  <div id="divAnswers">

    <p id="answer1" class="someAnswer"></p>
    <p id="answer2" class="someAnswer"></p>
    <p id="answer3" class="someAnswer"></p>
    <p id="answer4" class="someAnswer"></p>

    <div id="rightAnswer"><i class="fas fa-smile"></i> Richtig! Du bist gut ...</div>

    <button id="button">nächste Frage</button>

    <div id="end">Das war's!</div>

  </div>

  <script src="main.js"></script>

</body>

</html>

CSS

body,
button {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 1rem;
  color: #444;
  background-color: lightskyblue;
}

.nowrap {
  white-space: nowrap;
}

* {
  box-sizing: border-box;
}

p {
  margin: 0;
}

p#one {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

#start {
  display: block;
}

#start p:first-of-type,
#oneMoreTime p:first-of-type {
  font-size: 150%;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: coral;
}

#oneMoreTime p:first-of-type {
  color: crimson;
}

#oneMoreTime > p:nth-child(1) > i {
  color: crimson;
  font-size: 2rem;
  margin-right: 0.6rem;
}

#start button,
#oneMoreTime button {
  color: white;
  background-color: coral;
  margin: 2rem 0 0.5rem;
  padding: 0.7rem;
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  display: block;
  animation: blink 1.5s infinite;
}

@keyframes blink {
  from {
    background-color: coral;
  }

  35% {
    background-color: coral;
  }

  36% {
    background-color: darkorange;
  }

  64% {
    background-color: darkorange;
  }

  65% {
    background-color: coral;
  }

  to {
    background-color: coral;
  }
}

#divQuestion,
#divAnswers {
  display: none;
}

#divQuestion,
#divAnswers,
#start,
#oneMoreTime {
  width: 100%;
  margin: 1.5rem auto;
  padding: 1rem;
  background-color: aliceblue;
  border-radius: 1rem;
  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.2);
}

@media (min-width: 768px) {
  #divQuestion,
  #divAnswers,
  #start,
  #oneMoreTime {
    width: 70vw;
  }
}

@media (min-width: 992px) {
  #divQuestion,
  #divAnswers,
  #start,
  #oneMoreTime {
    width: 50vw;
  }
}

@media (min-width: 1200px) {
  #divQuestion,
  #divAnswers,
  #start,
  #oneMoreTime {
    width: 35vw;
  }
}

#oneMoreTime {
  display: none;
}

#rightAnswer {
  color: white;
  background-color: yellowgreen;
  font-weight: 700;
  margin-top: 1.5rem;
  border-radius: 0.5rem;
  padding: 1rem;
  display: none;
}

#rightAnswer i {
  color: white;
  font-size: 1.5rem;
  margin-right: 0.5rem;
}

button {
 ...

JavaScript

'use strict';

// Fragen

const questions = [
  {
    question: 'Welche Band veröffentlichte 1980 das Album "Paris"?',
    answers: ['Queen', 'Visage', 'Supertramp', 'ELO'],
    isCorrect: [false, false, true, false]
  },
  {
    question: 'Auf welchem Pink-Floyd-Album wird eine Atombombe abgeworfen?',
    answers: ['The Wall', 'The Final Cut', 'The Endless River', 'The Dark Side of the Moon'],
    isCorrect: [false, true, false, false]
  },
  {
    question: 'Natalie Merchant war Sängerin der <span class="nowrap">10,000 Maniacs</span>. Wie hieß ihr erstes Soloalbum?',
    answers: ['Tigerlily', 'Tiger Teeth', 'The Jaw Of The Tiger', 'Tigerlove'],
    isCorrect: [true, false, false, false]
  }
];


// Variablen

let i = 0;
const answerRight = document.getElementById('rightAnswer');
const divQuestion = document.getElementById('divQuestion');
const divAnswers = document.getElementById('divAnswers');
const start = document.getElementById('start');
const end = document.getElementById('end');
const oneMoreTime = document.getElementById('oneMoreTime');
const button = document.getElementById('button');
const repeater = document.getElementById('repeater');


// Funktionen

function buildQuestions() {
  document.getElementById('nrQuestion').innerHTML = i + 1;
  document.getElementById('question').innerHTML = questions[i].question;
  for (let j = 0; j < questions[i].answers.length; j++) {
    document.getElementById('answer' + (j + 1)).innerHTML = questions[i].answers[j];
  }
  answerRight.style.display = 'none';
  end.style.display = 'none';
}

function startGame() {
  divQuestion.style.display = 'block';
  divAnswers.style.display = 'block';
  start.style.display = 'none';
}

function resetAnswer() {
  let x, z;
  x = document.querySelectorAll(".someAnswer");
  for (z = 0; z < x.length; z++) {
    x[z].style.backgroundColor = "coral";
  }
}

function nextQuestion() {
  i++;
  buildQuestions();
  answerRight.style.display = 'none';
  button.style.display = 'none';
 ...