YouTube Player APIを使用してモーダル内のYouTube動画を再生終了後に自動でモーダルを閉じさせる方法（iframeタグを使用）

.wrap {
    margin: 50px auto 0;
  }

  .play {
    text-align: center;
    cursor: pointer;
    font-size: 40px;
    font-weight: bold;
  }

  .movie-modal {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    background-color: rgba(000, 000, 000, 0.96);
    pointer-events: none;
    transition: all 0.5s;
    z-index: 10;
  }
  .movie-modal.active {
    opacity: 1;
    pointer-events: all;
  }

  .modal-box {
    position: relative;
    max-width: 600px;
    width: 100%;
    height: 100%;
    margin: 0 auto;
    z-index: 1;
  }

  .modal-inner {
    position: absolute;
    top: 50%;
    width: 100%;
    transform: translate(0, -50%);
  }

  .movie {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
  }

  .movie iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }

  #close {
    position: absolute;
    right: 0;
    top: -50px;
    font-size: 50px;
    cursor: pointer;
    z-index: 100;
    color: #fff;
  }

  #overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }

  @media screen and (max-width:640px){
    .wrap {
      width: 100%;
    }
  }
  

$(function(){
      $(".play").on("click",function(){
        $(".movie-modal").addClass("active");
        $("html").css({"overflow-y":"hidden"});
        return false;
      });
      $("#close,#overlay").on("click",function(){
        $(".movie-modal").removeClass("active");
        $("html").css({"overflow-y":"auto"});
      });
    });

    var tag = document.createElement('script');
    tag.src = "https://www.youtube.com/iframe_api";
    var firstScriptTag = document.getElementsByTagName('script')[0];
    firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
    var player;
    function onYouTubeIframeAPIReady() {
    player = new YT.Player("player",{
        events: {
          'onStateChange': onPlayerStateChange
        }
    });
    }
    function onPlayerStateChange(event) {
      var ytStatus = event.data;
      if (ytStatus == YT.PlayerState.ENDED) {
       $(".movie-modal").removeClass("active");
        $("html").css({"overflow-y":"auto"});
      }
    }