#sgk-category-form {
  text-align: center;
  margin: 20px auto;
}

#sgk-category-form select,
#sgk-category-form button {
  padding: 10px 20px;
  font-size: 1rem;
  margin-left: 10px;
  border-radius: 5px;
  border: none;
}

.sgk-question-box {
  background-color: #111;
  color: #fff;
  max-width: 800px;
  margin: 30px auto;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 0 20px rgba(0,255,255,0.2);
}

.sgk-question-box h3 {
  color: #00f5d4;
  font-size: 1.6rem;
  text-align: center;
  margin-bottom: 25px;
}

.sgk-question-box ul {
  list-style: none;
  padding: 0;
}

.sgk-question-box li {
  margin: 10px 0;
}

.sgk-question-box button.sgk-answer-button {
  display: block;
  width: 100%;
  padding: 12px 20px;
  font-size: 1rem;
  background-color: #000;
  color: white;
  border: 2px solid #00f5d4;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

.sgk-question-box button.sgk-answer-button:hover {
  background-color: #00f5d4;
  color: black;
  transform: scale(1.02);
}

#sgk-feedback {
  text-align: center;
  margin-top: 20px;
  font-weight: bold;
}

#sgk-feedback.correct {
  color: #00ff00;
}

#sgk-feedback.incorrect {
  color: #ff4d4d;
}