.main {
  overflow: visible;
  overflow-x: clip;
}
.c-content-lead + .c-heading--E {
  margin-top: 145px;
}
.future-anchor  {
  margin: 105px 0 95px;  
}
.building {
    padding-bottom: 60px;
}
.explain-wrap{
  display:flex;
  align-items: flex-start;
  margin-top: 40px;
}
.explain-img-sticky{
  width: 74.25%;
}
.explain-img-cov {
  display: flex;
}
.explain-img {
  width: 74.938%;
}
.explain-arw {
  width: 20.887%; 
}
.explain-arw {
  display: flex;
  min-height: 91px;
  margin: 16px 0;
  text-align: center;
  background: url(/vision/integrated-solutions/img/bg_arw_sp.png) no-repeat center bottom;
  background-size: 200px 91px;
  justify-content: center;
  align-items: center;
}
.explain-bg-txt {
  font-size: 1.125em;
  font-weight: 700;
  padding: 0 10px;
  position: relative;
}
.explain-side {
  width: 35.717%;
  margin-left: 30px;  
}
.explain-heading {
  font-size: 1.125em;
  text-align: center;
  background: #ca0200;
  color: #fff;
  padding: 10px;
  margin: 0;
}
.explain-txt-box-cov {
  font-weight: 400;
  background: #f6f4f1;
  padding: 12px 20px 20px;
}
.explain-txt-box-cov p {
  margin: 0;
}
.explain-txt-box-cov > .explain-txt {
  text-align: center;
  margin-bottom: 10px;
}
.explain-txt-box {
background: #fff;
padding: 11px 14px;
border: 1px solid #bfbfbf;
box-sizing: border-box;
}
.explain-txt-box + .explain-txt-box {
margin-top: 10px;
}
.explain-txt-box .explain-txt + .c-content-img {
margin-top: 16px;
}
.building-sec {
  padding: 90px 0 100px;
}
.c-col-2{
  margin-top: 70px;
}
.building-sec .c-col-2 .col.col-txt > .c-normal-txt{
  margin-top: 0;
}
.building-sec .c-col-2 .c-arr-link {
    margin-top: 10px;
}
@media print, screen and (min-width: 768px) {
  .c-bread + section {
    margin-top: 70px;
  }
  .explain-img-sticky{
    position: sticky;
    top: 120px;
  }
  .c-heading.c-heading--A {
    line-height: 1.45em; 
  }
  .c-content-lead {
    margin: 40px 0 50px;
  }
  .c-heading--E + .c-normal-txt {
    margin-top: 30px;
  }
  .c-normal-txt + .c-content-img {
    margin-top: 70px;
  }
  .c-col-item:nth-child(1) explain-img-sticky {
    margin-bottom: 50px;
  }
  .c-col-item .c-heading--E + .c-normal-txt {
    margin-top: 25px;
  }
  .explain-arw {
    position: absolute;
    z-index: 1;
    top: 0;
    right: 0;
/*    width: 165px;*/
    height: 380px;
    background: url(/vision/integrated-solutions/img/bg_arw.png) no-repeat center top;
    background-size: 165px 380px;
    display: flex;
    align-items: center;
    text-align: center;
  }
  .building-sec .c-heading--E + .c-emphasis {
    margin-top: 22px;
  }
  .explain-img-sticky {
    margin-top: 60px;
  }
}
@media screen and (min-width: 768px) and (max-width: 1200px){
.explain-arw {
  height: 280px;
  background-size: 100px 280px;
  top: 50%;
  transform: translateY(-50%);
}
.explain-bg-txt {
    font-size: 1.45vw;
    left: 0;
}
.explain-side-box {
  font-size: 1.3vw;
}
}
@media screen and (max-width: 767px) {
  .c-content-lead + .c-heading--E {
    margin-top: 40px;
  }
  .future-anchor {
    margin: 40px 0;
  }
  .explain-wrap {
    display: block;
  }
  .explain-img-sticky {
    width: 100%;
  }
  .explain-img-cov {
    display: block;
  }
  .explain-img {
    width: 100%;
  }
  .explain-arw {
    width: 100%;
    margin: 35px 0 50px;
    background-size: 270px 100px;
  }
  .explain-bg-txt {
    font-size: 1em;
    left: 0;
    top: -7px;
    margin: 0;
  }
  .explain-side {
    width: 100%;
    margin-left: 0;
  }
  .explain-txt-box-cov {
    padding: 20px 22px 20px 20px;
  }
  .explain-txt-box {
    font-size: 1em;
    font-weight: normal;
    line-height: 1.25em;
    padding: 11px 15px 16px;
  }
  .explain-txt-box-cov > .explain-txt {
    margin-bottom: 18px;
  }
  .building-sec {
    padding: 60px 0;
  }
  .c-col-2 {
    margin-top: 30px;
  }
}