@media screen and (max-width: 800px){
  * {
    margin: 0px;
    padding: 0px;

  }

  #navi{
      display:none;
  }
  
  .menu-btn {
    position: fixed;
    top: 0%;
    right: 5%;
    display: flex;
    height: 56px;
    width: 56px;
    justify-content: center;
    align-items: center;
    z-index: 90;
  }

  #menu-btn-check:checked ~ .menu-btn span {
    background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
}
#menu-btn-check:checked ~ .menu-btn span::before {
    bottom: 0;
    transform: rotate(45deg);
}
#menu-btn-check:checked ~ .menu-btn span::after {
    top: 0;
    transform: rotate(-45deg);
}

  .menu-btn span,
  .menu-btn span:before,
  .menu-btn span:after {
      content: '';
      display: block;
      height: 3px;
      width: 25px;
      border-radius: 3px;
      background-color: #ffffff;
      position: absolute;
  }
  .menu-btn span:before {
     bottom: 8px;
  }
  .menu-btn span:after {
      top: 8px;
  }

  #menu-btn-check {
      display: none;
  }

  .menu-content {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 100%;/*leftの値を変更してメニューを画面外へ*/
    z-index: 80;
    background-color: #3c3c3c;
    transition: all 0.5s;/*アニメーション設定*/
}
.menu-content ul {
    padding: 70px 10px 0;
}

.menu-content ul li {
    border-bottom: solid 1px #ffffff;
    list-style: none;
}
  .menu-content ul li a {
    font-family: Segoe UI;
     display: block;
     width: 100%;
     font-size: 25px;
     box-sizing: border-box;
     color:#ffffff;
     text-decoration: none;
     padding: 9px 15px 10px 0;
     position: relative;
     left: 20px;
  }

  #menu-btn-check:checked ~ .menu-content {
    left: 0;/*メニューを画面内へ*/
  } 
  
  .footer-list{
    position: relative;
    width: 80vw;
    top: 250px;
    font-size: 0.6rem;
  }
}

@media screen and (max-width: 1305px){
    .link{
      max-width: 580px;
      position: relative;
      margin: 0 auto;
      display: flex;
      flex-wrap: wrap;
      justify-content:space-between;
      box-sizing: border-box;
    }
  }