#skipNavigation {
  position: absolute;
  height: 0;
}
#skipNavigation a {
  display: block;
  left: -9000px;
  position: absolute;
  text-align: center;
  width: 400px;
}

.wrap {
  overflow-x: hidden;
  width: 100%;
  height: 100%;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.wrap .logo {
  margin: 3rem auto 0 auto;
}
.wrap::before {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  background: url(../images/main/bgA.png) no-repeat center center;
  background-size: cover;
  z-index: -1;
  content: "";
}

footer {
  position: absolute;
  overflow: hidden;
  bottom: 0;
  margin: 0 auto;
  padding: 0 0 2.3rem 0;
  width: 100%;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
footer .copyright {
  padding: 0;
  margin: 0;
  font-size: 1.4rem;
  color: #32ab72;
  text-align: center;
}

@media (max-width: 1600px) {
  .wrap {
    position: unset;
  }
  .wrap footer {
    padding-top: 8.3rem;
  }
}
@media (max-width: 1200px) {
  .wrap {
    position: relative;
  }
  .wrap::before {
    position: absolute;
    width: 100%;
    background: url(../images/main/bgA_m.png) no-repeat bottom center;
    background-size: cover;
    z-index: -1;
  }
  .wrap footer {
    position: unset;
    padding-top: 8.3rem;
    height: 15.6rem;
  }
}