@media screen and (max-width: 768px) {
  .switch_pc {
    display: none !important;
  }
  .switch_sp {
    display: block !important;
  }
  .section_inner {
    position: relative;
    width: 100%;
  }
  #section_top {
    margin: 0 auto;
    padding: 50px 0;
    background-color: #fff;
    color: #444;
  }
  #section_top h2 {
    font-size: 32px;
    text-align: center;
    font-weight: normal;
  }
  .section_parallax .section_bg {
    width: 100%;
    margin-bottom: 30px;
  }
  .section_parallax .section_bg img {
    width: 100%;
    height: auto;
  }
  .section_parallax .section_content {
    width: 90%;
    margin: 0 auto;
    padding-bottom: 100px;
  }
  .section_parallax .section_header {
    text-align: center;
    font-size: 24px;
    padding-bottom: 25px;
    margin-bottom: 25px;
    border-bottom: 3px solid #620e0e;
  }
  .section_parallax .section_header .section_title h3 {
    line-height: 1.4;
  }
  .section_parallax .section_header img {
    display: inline-block;
    height: 40px;
    margin-bottom: 10px;
  }
  .section_parallax .section_body .text p {
    font-size: 16px;
    line-height: 1.8em;
  }
  .section_parallax .section_body .photo {
    margin-top: 25px;
    width: 100%;
  }
  .section_parallax .section_body .photo img {
    width: 100%;
  }
  /* ------------------------------------------------------------------------------------------
  *
     .rect_nav
  *
  ------------------------------------------------------------------------------------------ */
  .rect_nav {
    margin: 0 15px 50px 15px;
    font-size: 14px;
    color: #fff;
    position: relative;
    z-index: 1;
  }
  .rect_nav.on {
    z-index: 65535 !important;
  }
  .rect_nav .sp_current {
    height: 40px;
    padding: 0 13px;
    line-height: 40px;
    display: block;
    border: 1px solid #fff;
    position: relative;
    z-index: 10;
  }
  .rect_nav .sp_current:after {
    content: '';
    box-sizing: border-box;
    width: 42px;
    height: 42px;
    background-color: #620e0e;
    border: 1px solid #fff;
    border-left: none;
    display: block;
    position: absolute;
    top: -1px;
    right: -1px;
  }
  .rect_nav .sp_current:before {
    content: '';
    width: 42px;
    height: 42px;
    background-image: url(../img/ico_plus_sp.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: 12px;
    display: block;
    position: absolute;
    top: -1px;
    right: -1px;
    transition: all .1s ease;
    z-index: 1;
  }
  .rect_nav .sp_current.on:before {
    background-image: url(../img/ico_minus_sp.png);
  }
  .rect_nav .sp_current.none:after {
    display: none;
  }
  .rect_nav .sp_current.none:before {
    display: none;
  }
  .rect_nav ul {
    width: 100% !important;
    padding: 0 43px 0 0;
    box-sizing: border-box;
    display: none;
    position: absolute;
    top: 42px;
    left: 0;
    z-index: 2;
  }
  .rect_nav li {
    width: inherit !important;
    margin: -1px 0 0 0;
    height: 40px;
    line-height: 40px;
    background-color: #000;
    border: 1px solid #fff;
    border-bottom: 1px solid #fff;
    position: relative;
    z-index: 2;
  }
  .rect_nav li.current a {
    color: #fff !important;
    cursor: default;
    pointer-events: none;
  }
  .rect_nav li a {
    padding: 0 13px;
    display: block;
    color: #fff !important;
    transition: all .1s ease !important;
    position: relative;
  }
  .rect_nav li a:hover {
    opacity: 1 !important;
    color: #666 !important;
  }

  #story_btm_link{
    padding: 2em 0 3em;
    background-color: #000000;
}

#story_btm_link ul{
    width: calc(100% - 1em);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

#story_btm_link ul li{
    width: 48%;
}

#story_btm_link ul li img{
    width: 100%;
    height: auto;
}

.explanation_wrap{
  margin: 0 0 0;
  padding: 0 1.5em 1.5em;
  background: #fff;
  box-sizing: border-box;
}

/**/
.explanation_wrap{
padding: 90px 1.5em 0;
background: #fff;
box-sizing: border-box;
}

.explanation_wrap .explanation_tl{
  font-size: 15px;
  font-family: 'HondaGlobalFontJP-Bold', sans-serif;
  font-weight: normal;
  text-align: center;
}

.explanation_wrap p{
  font-size: 15px;
  line-height: 1.5em;
  margin-bottom: 1em;
  color: #444;
}

.explanation_wrap p:last-child{
  margin-bottom: 0;
}

.explanation_wrap ul{
font-size: 15px;
padding: 0 0.5em;
margin-bottom: 1em;
}

.explanation_wrap ul li{
text-indent: -1em;
line-height: 1.25em;
color: #444;
padding-left: 1em;
}
}