@charset "UTF-8";

#pagetop {
  display: none;
  position: fixed;
  right: 20px;
  bottom: 20px;
  height: 0;
  z-index: 99;
}

#pagetop a {
  display: block;
  position: absolute;
  right: 0;
  bottom: 0;
  overflow: hidden;
  width: 60px;
  height: 60px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 3px;
  text-indent: -999px;
}

#pagetop a::after {
  content: '';
  position: absolute;
  left: calc(50% - 15px);
  top: calc(50% - 15px);
  width: 30px;
  height: 30px;
  background: url("../images/icon_arrow.png") no-repeat center center;
  background-size: 100% auto;
  transform: rotate(-90deg);
}