/*----------------------------------------------------------
youtubeBox
----------------------------------------------------------*/
.contentsBlock__youtubeBox {
margin-top: 1.25rem;
width: 100%;
padding: 0;
box-sizing: border-box;
}
.contentsBlock__youtubeBox__inner {
padding-top: 56.25%;
position: relative;
height: 0;
overflow: hidden;
}
.contentsBlock__youtubeBox__frame {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}