@media screen and (min-width: 769px) {
  main .page_headline {
    background: linear-gradient(180deg, rgba(0, 140, 214, 0.9), rgba(29, 76, 145, 0.9)), url(../img/seminar/mv.jpg) center center/cover no-repeat;
    .text {
      top: 100px;
      transform: translate(-50%, 0);
      .title{
        font-size: 3.5rem;
        font-weight: bold;
      }
      .catch{
        font-size: 1.5rem;
        margin-top: 25px;
        letter-spacing: .2em;
        br{
          display: none;
        }
      }
    }
  }
  main .wrapper {
    background-color: #f5f5f5;
    padding: 70px 160px 160px 160px;
  }
  main .content {
    background-color: #ffffff;
    box-sizing: border-box;
    padding: 46px 80px 80px 80px;
  }
  main .content .date {
    text-align: right;
    font-size: 1.6rem;
    color: #222222;
    margin-bottom: 10px;
  }
  main .content img {
    width: 100%;
    height: auto;
  }
  main .content h1 {
    position: relative;
    font-size: 2.5rem;
    padding: 15px 0 15px 25px;
    background-color: #dde4ef;
    color: #1d4c91;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 40px;
  }
  main .content h1:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background-color: #1d4c91;
  }
  main .content h3 {
    position: relative;
    font-size: 2rem;
    padding: 12px 0 12px 5px;
    background-color: #ffffff;
    color: #1d4c91;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 20px;
    border-bottom: 1px solid #1d4c91;
  }
  * + main .content h3 {
    margin-top: 80px;
  }

  main .content h2 {
    position: relative;
    font-size: 2.4rem;
    padding: 15px 0 15px 25px;
    background-color: #dde4ef;
    color: #1d4c91;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 20px;
  }
  * + main .content h2 {
    margin-top: 40px;
  }
  main .content h2:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background-color: #1d4c91;
  }
  main .content p {
    color: #242422;
    font-size: 1.6rem;
    line-height: 1.6;
	  margin-bottom: 40px;
  }
  main .content .button_wrapper {
    text-align: center;
    margin-top: 40px;
  }
  main .content .movie_button_wrapper {
    text-align: center;
  }
  main .content .button {
    display: inline-block;
    background-color: #777777;
    padding: 25px 87px;
    border-radius: 5px;
    color: #ffffff;
    font-size: 2rem;
    font-weight: bold;
    margin-top: 40px;
  }
  main .pagenation {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  main .pagenation .grid {
    width: 44px;
    height: 44px;
  }
  main .pagenation .next_post .image, main .pagenation .previous_post .image {
    width: 55px;
    height: 55px;
    background-color: #777777;
    border-radius: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  main .pagenation .next_post, main .pagenation .previous_post {
    display: flex;
    align-items: center;
  }
  main .pagenation .next_post > * + *, main .pagenation .previous_post > * + * {
    margin-left: 25px;
  }
  main .pagenation .next_post .image {
    transform: rotate(180deg);
  }
}
 main .p1 a {
   text-decoration: underline;
   color: #1d4c91;
 }

@media screen and (max-width: 768px) {
  main .page_headline {
    background: linear-gradient(180deg, rgba(0, 140, 214, 0.9), rgba(29, 76, 145, 0.9)), url(../img/seminar/mv_sp.jpg) center center/cover no-repeat;
    .text {
      top: calc(calc(75/390) * 100vw);
      width: 100%;
      .title{
        font-size: 2.7rem;
      }
      .catch{
        font-size: 1.4rem;
        margin-top: calc(calc(24/750) * 100vw);
        line-height: 1.58;
        br{
          display: block;
        }
      }
    }
  }
  main .wrapper {
    background-color: #f5f5f5;
    padding: 13.33333vw 10px 80px 10px;
  }
  main .content {
    background-color: #ffffff;
    box-sizing: border-box;
    padding: 40px 20px;
  }
  main .content .date {
    display: none;
  }
  main .content img {
    width: 100%;
    height: auto;
  }
  main .content h1 {
    position: relative;
    font-size: 2rem;
    padding: 10px 0 10px 20px;
    background-color: #dde4ef;
    color: #1d4c91;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 15px;
  }
  main .content h1:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background-color: #1d4c91;
  }
  main .content h3 {
    position: relative;
    font-size: 1.6rem;
    padding: 10px 0 10px 0;
    color: #1d4c91;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 15px;
    border-bottom: 1px solid #1d4c91;
  }
  * + main .content h3 {
    margin-top: 40px;
  }
  /* main .content h3:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background-color: #1d4c91;
  } */
  main .content h2 {
    position: relative;
    font-size: 1.8rem;
    padding: 10px 0 10px 20px;
    background-color: #dde4ef;
    color: #1d4c91;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 15px;
  }
  * + main .content h2 {
    margin-top: 40px;
  }
  main .content h2:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background-color: #1d4c91;
  }
  main .content p {
    color: #222222;
    font-size: 1.6rem;
    line-height: 1.8;
	  margin-bottom: 40px;
  }
  main .content .button_wrapper {
    text-align: center;
    margin-top: 40px;
  }
  main .content .movie_button_wrapper {
    text-align: center;
  }
  main .content .button {
    display: block;
    text-align: center;
    background-color: #777777;
    padding: 20px 0;
    border-radius: 5px;
    color: #ffffff;
    font-size: 1.6rem;
    font-weight: bold;
    margin-top: 40px;
  }
  main .pagenation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 20px 0 20px;
  }
  main .pagenation .grid {
    width: 25px;
    height: 25px;
  }
  main .pagenation .next_post .image, main .pagenation .previous_post .image {
    width: 37px;
    height: 37px;
    background-color: #777777;
    border-radius: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  main .pagenation .next_post, main .pagenation .previous_post {
    width: 37px;
    height: 37px;
  }
  main .pagenation .next_post p, main .pagenation .previous_post p {
    display: none;
  }
  main .pagenation .next_post .image {
    transform: rotate(180deg);
  }
}