@charset "UTF-8";
#main_contents {
  width: 100%;
  max-width: 980px;
  margin: 230px auto 0;
  padding: 0;
  float: none;
}
#main_contents p {
  font-size: 16px;
  line-height: 1.8em;
  text-align: center;
  margin-bottom: 30px;
}
#main_contents #back_box {
  width: 100%;
  text-align: center;
  padding: 50px 0;
  background: #eaf9ff;
  font-size: 20px;
  margin-bottom: 25px;
}
#main_contents #back_box p.lead {
  margin-bottom: 30px;

}
#main_contents #back_box p.link {
  margin-bottom: 0;
}
#main_contents #back_box p a{
  display: inline-block;
  line-height: 56px;
  color: #fff;
  margin: 0 20px;
}

#main_contents .logo {
  width: 200px;
  height: auto;
  text-align: left;
}
#main_contents .logo img{
  width: 100%;
  height: auto;
}
#main_footer {
  position: absolute;
  bottom: 0;
  left: 0;
  background: transparent;
}
#main_footer p.copy {
  background: transparent;
}
@media screen and (max-width: 641px) {
  #main_contents {
    width: 92%;
    max-width: 980px;
    margin: 60px auto 0;
    padding: 0 4%;
    float: none;
  }
  #main_contents p {
    font-size: 14px;
  }
  #main_contents #back_box {
    padding: 25px 0;
  }
  #main_contents #back_box p.lead {
    margin-bottom: 20px;
  }
  #main_contents #back_box p a{
    margin: 0 2% 10px;
  }
  #main_contents #back_box p a img {
    width: 100%;
    height: auto;
  }
  #main_contents .logo {
    width: 80%;
    height: auto;
    margin: 0 auto;
    text-align: center;
  }
  #main_contents .logo img {
    width: 100%;
    height: auto;
  }
  #main_footer {
    padding-top: 15%;
    position: static;
    background: transparent;
  }
}
@media screen and (max-width: 640px) {
  #main_contents p {
    font-size: 12px;
  }
}
@media screen and (max-width: 321px) {
  #main_contents p {
    font-size: 11px;
  }
}


/*  2020.07.16  */
@media screen and (min-width: 642px) {
#main_contents {
  min-height: 1000px;
}
}

@media screen and (max-width: 641px) {
#main_header #sp_nav {
  position: absolute;
  top: 50px;
  left: 0;
  width: 100%;
  height: calc(100vh - 50px);
  overflow-y: scroll;
  -webkit-overflow-scrolling: touch;
}

}