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              <main>
  <h1>Check comments to be really something useful</h1>
  <p>Minimum comment length of 6 words. Show a warning if it has less words.</p>
  <textarea name="comment" placeholder="A comment here">Some wordz</textarea>
  <div class="error hide">Your comment contains just <span></span> words. Are sure it's a useful addition to the conversation?</div>
  <input type="submit" value="Place comment"/> 
</main>
            
          
!
            
              input,
textarea,
.error
  display: block
  border: none
  border-radius: 3px
  padding: 15px
  border-bottom: 3px solid
 
main
  width: 50%
  margin: 150px auto 0 auto

textarea
  width: 100%
  min-height: 150px
  border-color: #aaa
  
input
  border-color: #C8C20E
  background: #EEE82C
  margin: 20px auto
  
.error
  color: #eee
  border-color: #900
  background: #c00
  padding: 15px
  margin: 4px 0
  transition: all 0.3s ease-out

.hide
  max-height: 0
  opacity: 0
  
body
  color: #333
  background: #73C2BE
  
*
  line-height: 1.4
  box-sizing: border-box
            
          
!
            
              var input = $('input'),
    comment = $('textarea'),
    error = $('.error'),
    amount = $('span'),
    minlength = 5;

input.addEventListener('click', function(e) {
  var text = comment.value,
      words = text.replace(/[\s]{1,}/g, ' ').trim().split(' ');
//   alert(words);
  if(words.length <= minlength) {
    amount.innerText = words.length;
    error.classList.remove('hide');
  } else {
    error.classList.add('hide');
  }
  
});

function $(element) {
  return document.querySelector(element);
}
            
          
!
999px
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