<script type="text/javascript" data-author="Tony Partner">  
  $(document).ready(function() {
 
    // The number of questions to wrap in the flex container
    var numberQuestions = 3;
 
    // Identify the questions
    var thisQuestion = $('#question34824');    
    var rowQuestions = thisQuestion.add(thisQuestion.nextAll('.question-container:lt('+(numberQuestions-1)+')'));
 
    // Wrap the questions in a <div> element
    rowQuestions.wrapAll('<div class="question-flex-container" />');
  });
</script>

<style type="text/css">
  @media only screen and (min-width: 576px) {  
    .question-flex-container {
      display: flex;
      justify-content: space-evenly;
    }
  }
</style>

rowQuestions.wrapAll('<div class="question-flex-container" />');

var thisQuestion = $('#question{QID}');