.site-header {
  background-image: url("/images/background.jpg");
}

.site-header {
  background-image: url("/images/background.jpg");
}

.thumb-button {
  display: inline-block;
}

.comment-area-separator-question {
  margin-top: 12px;
  border-bottom: 2px solid #337ab7;
}

.comment-area-separator-answer {
  margin-top: 12px;
  border-bottom: 2px solid #e3e3e3;
}

.question-detail {
  margin-top: 12px;
}

Add thumb-button, comment-area-separator-question, comment-area-separator-answer, and question-detail custom CSS classes
Add thumb-button, comment-area-separator-question, comment-area-separator-answer, and question-detail custom CSS classes
