body{
  font-family:"ヒラギノ丸ゴ Pro W4","ヒラギノ丸ゴ Pro","Hiragino Maru Gothic Pro","ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic Pro","HG丸ｺﾞｼｯｸM-PRO","HGMaruGothicMPRO";
}

.movie-wrap {
    position: relative;
    padding-bottom: 56.25%;
    padding-top: 30px;
    height: 0;
    overflow: hidden;
}
 
.movie-wrap iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}