/*mainimage
----------------------------------------------------*/
#mainimage {
  background: linear-gradient(to bottom, #fcf9e8 0%, #fcf9e9 25%, #fcfaef 35%, #fcfaee 50%, #fcfaef 65%, #fcf9e9 75%, #fcf9e8 100%);
  /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
  position: relative;
  z-index: 2;
}

.mainimage_img {
  display: block;
  width: 100%;
  text-align: center;
  line-height: 0;
  z-index: 2;
}

.mainimage_img img {
  width: auto;
  max-width: 100%;
  height: auto;
}

.mainimage_bg {
  width: 100%;
  height: 100%;
  max-width: 1460px;
  margin: auto;
  position: absolute;
  z-index: -1;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
}

.mainimage_bg-img {
  line-height: 0;
}

.mainimage_bg-img img {
  width: auto;
  max-width: 100%;
  height: auto;
}

.mainimage_bg-l {
  position: absolute;
  left: 0;
  bottom: 0;
}

.mainimage_bg-r {
  position: absolute;
  right: 0;
  top: 0;
}

#mainimage_strongpoint {
  width: 100%;
  background: url("../images/top/mainimage_strongpoint-bg.png") repeat left top;
  box-sizing: border-box;
  padding: 64px 0;
}

#mainimage_strongpoint ul {
  display: flex;
  justify-content: space-between;
}

#mainimage_strongpoint ul li {
  width: calc(100% / 3);
  margin-right: 28px;
  line-height: 0;
}

#mainimage_strongpoint ul li:last-of-type {
  margin-right: 0;
}

#mainimage_strongpoint ul li img {
  width: auto;
  max-width: 100%;
  height: auto;
}

.mainimage_strongpoint-wrap {
  width: 95%;
  max-width: 1240px;
  margin: 0 auto;
}

.mainimage_strongpoint-img {
  line-height: 0;
}