.youtube {
    width: 100%;
    margin: 30px auto 0;
  }
  .youtube-link {
    display: flex;
    text-decoration: none;
    color: #0d0d0d;
    border: 1px solid #0d0d0d;
    transition: opacity .6s;
    &:hover {
      opacity: .7;
    }
  }
  .youtube-image-wrap {
    position: relative;
    width: 250px;
  }
  .youtube-image {
    width: 100%;
    vertical-align: top;
  }
  .youtube-duration {
    display: inline-block;
    position: absolute;
    right: 0;
    bottom: 0;
    color: #fff;
    font-size: 12px;
    background-color: rgba(0, 0, 0, 0.8);
      padding: 2px 6px;
  }
  .youtube-content {
    flex: 1;
    padding: 10px 20px;
  }
  .youtube-title {
    font-size: 16px;
  }
  .youtube-detail {
    font-size: 12px;
    color: #606060;
  }
  .youtube-channel {
    &:hover {
      color: #0d0d0d;
    }
  }
  .youtube-description {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    font-size: 14px;
    color: #606060;
  }

  /* ボタン部分 */
  .tab-youtube{
    display:inline-block;
    width:100%;
    border-bottom:1px solid #bbb;
    margin-top:5%;
  }
  .tab-youtube span{
    display:block;
    float:left;
    cursor:pointer;
    color:#666;
    background:#ddd;
    padding:0 25px;
    line-height:40px !important;
  }
  .tab-youtube span.active{
    background:#666;
    color:#ddd;
    position:relative;
    box-shadow:0 0 3px rgba(0,0,0,0.5);
  }


@media (max-width: 970px) {
  .youtube {
    width: 100%;
  }
  .youtube-link {
    flex-direction: column;
  }
  .youtube-image-wrap {
    width: 100%;
  }
}
/* 動画紹介コンテンツページ */
.contents_text{
  padding: 5% 0;
  font-size: 14px;
}