편집토론문서 역사

틀:사과 

 <button class="collapsible" style="background-color:#dc4343; color:white; width:100%; text-align:center; border: none; padding: 10px; font-size: 16px;">
   🍎 사과
 </button>

<script> 

 var coll = document.getElementsByClassName("collapsible");
 for (var i = 0; i < coll.length; i++) {
   coll[i].addEventListener("click", function() {
     var content = this.nextElementSibling;
     if (content.style.display === "block") {
       content.style.display = "none";
     } else {
       content.style.display = "block";
     }
   });
 }

</script>