html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}

article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}

img{
  position: relative;
  display: block;
  width: 100%;
}
.img-box{
  position: relative;
}

.header-pc{
  position: relative;
}
.main-pc{
  position: absolute;
  top: 0;
  z-index: 1;
}
.back-pc{

}
.header-m{
  position: relative;
  display: none;
}
.main-m{
  position: absolute;
  top: 0;
  display: none;
  z-index: 1;
}
.back-m{
  display: none;
}

.btn1{
  position: absolute;
  width: 20.6%;
  height: 4.5%;
  top: 88.5%;
  left: 29%;
  z-index: 2;
}
.btn2{
  position: absolute;
  width: 20.6%;
  height: 4.5%;
  top: 88.5%;
  left: 50.4%;
  z-index: 2;
}
.btn3{
  position: absolute;
  width: 20.6%;
  height: 4.5%;
  top: 360.5%;
  left: 29%;
  z-index: 2;
}
.btn4{
  position: absolute;
  width: 20.6%;
  height: 4.5%;
  top: 360.5%;
  left: 50.4%; 
  z-index: 2;
}
@media screen and (max-width: 600px) {
  .header-pc{
    position: relative;
    display: none;
  }
  .main-pc{
    position: absolute;
    top: 0;
    display: none;
  }
  .back-pc{
    display: none;
  }
  .header-m{
    position: relative;
    display: block;
  }
  .main-m{
    position: absolute;
    display: block;
  }
  .back-m{
    display: block;
  }

  .btn1{
    position: absolute;
    width: 44.6%;
    height: 4.7%;
    top: 85.2%;
    left: 5%;

  }
  .btn2{
    position: absolute;
    width: 44.6%;
    height: 4.7%;
    top: 85.2%;
    left: 51%;

  }
  .btn3{
    position: absolute;
    width: 44.6%;
    height: 4.7%;
    top: 342.2%;
    left: 5%;

  }
  .btn4{
    position: absolute;
    width: 44.6%;
    height: 4.7%;
    top: 342.2%;
    left: 51%;

  }
}


.modal--bg {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
}


.visible {
  display: flex;
  text-align: center;
  z-index: 3;
}


.modal {
  position: fixed;
  display: flex;
  justify-content: center;
  max-width: 100%;
}


.modal__img {
  width: 70%;
  object-fit: contain;
  object-position: center;
  max-width: 100%;
}

#md-1{
  position: absolute;
  width: 12.8%;
  height: 5.4%;
  top: 52.7%;
  left: 29.3%;
  z-index: 2;
}
#md-2{
  position: absolute;
  width: 12.8%;
  height: 5.4%;
  top: 52.7%;
  left: 43.3%;
  z-index: 2;
}
#md-3{
  position: absolute;
  width: 12.8%;
  height: 5.4%;
  top: 52.7%;
  left: 57.3%;
  z-index: 2;
}
#md-4{
  position: absolute;
  width: 12.8%;
  height: 5.2%;
  top: 58.7%;
  left: 29.3%;
  z-index: 2;
}
#md-5{
  position: absolute;
  width: 12.8%;
  height: 5.2%;
  top: 58.7%;
  left: 43.3%;
  z-index: 2;
}
#md-6{
  position: absolute;
  width: 12.8%;
  height: 5.2%;
    top: 58.7%;
  left: 57.3%;
  z-index: 2;
}

@media screen and (max-width: 600px) {
  #md-1{
    position: absolute;
    width: 27.8%;
    height: 5.7%;
    top: 52.5%;
    left: 4.8%;
    z-index: 2;
  }
  #md-2{
    position: absolute;
    width: 27.8%;
    height: 5.7%;
    top: 52.5%;
    left: 35.3%;
    z-index: 2;
  }
  #md-3{
    position: absolute;
    width: 27.8%;
    height: 5.7%;
        top: 52.5%;
    left: 65.5%;
    z-index: 2;
  }
  #md-4{
    position: absolute;
    width: 27.8%;
    height: 5.7%;
    top: 58.8%;
    left: 4.8%;
    z-index: 2;
  }
  #md-5{
    position: absolute;
    width: 27.8%;
    height: 5.7%;
    top: 58.8%;
    left: 35.3%;
    z-index: 2;
  }
  #md-6{
    position: absolute;
    width: 27.8%;
    height: 5.7%;
    top: 58.8%;
    left: 65.5%;
    z-index: 2;
  }
}