body {
  font-family: sans-serif;
  max-width: 800px;
  margin: 2em auto;
  padding: 1em;
  background: #fdfdfd;
}

h1 {
  text-align: center;
}

.question {
  margin-bottom: 1.5em;
}

.options button {
  display: block;
  margin: 0.5em 0;
  padding: 0.6em 1em;
  border: 1px solid #ccc;
  background: white;
  cursor: pointer;
  width: 100%;
  text-align: left;
}

.options button.correct {
  background: #c8f7c5;
}

.options button.wrong {
  background: #f7c5c5;
}

#result {
  font-size: 1.2em;
  margin-top: 2em;
  text-align: center;
}

.answer.correct {
  background-color: #d4edda;
  border-color: #28a745;
  color: #155724;
}

.answer.wrong {
  background-color: #f8d7da;
  border-color: #dc3545;
  color: #721c24;
}

.question-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 1em;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: auto;
}

.question-content table {
  width: 100%;
  border-collapse: collapse;
}

.question-content code {
  background: #f4f4f4;
  padding: 2px 4px;
  border-radius: 4px;
}

#quiz {
  max-width: 900px;
  margin: 1em auto;
  padding: 1em;
  box-sizing: border-box;
}

.question .description {
  max-width: 100%;
  white-space: normal;
  word-break: break-word;
}