/*年齢認証*/
.r18 {
  position: fixed;
  display: none;
  z-index: 9999;
  top: 50%;
  left: 50%;
transform:translate(-50%,-50%);
  width: 587px;
  height: 361px;
  margin: 0;
  padding: 2px;
  text-align: center;
  background: #fff url(https://www.melonbooks.co.jp/special/b/0/fair_shoseki/20180405_killtime_onlyshop/images/cushion.gif) right top no-repeat;
  border: solid 4px #f00;
}

.r18 a {
  cursor: pointer;
}

.cushion {
  padding: 60px 200px 0 30px;
}

.cushion h2 {
  color: #e40d0d;
  font-size: 26px;
  padding: 0px;
}

.cushion .mb20 {
  padding: 5px;
}

.cushion a {
  background: url(https://www.melonbooks.co.jp/special/b/0/fair_shoseki/20180405_killtime_onlyshop/images/btn_yesno.gif) left top no-repeat;
  display: inline-block;
  color: rgba(0, 0, 0, 0);
  line-height: 35px;
  width: 169px;
  height: 35px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.cushion>a.yes {
  background-position: 0px 0px;
  margin-left: 8px;
}

.cushion>a.no {
  background-position: -169px 0px;
  margin-left: 8px;
}

.cushion>a.yes:hover {
  background-position: 0px -35px;
}

.cushion>a.no:hover {
  background-position: -169px -35px;
}

@media screen and (max-width:781px) {
	.r18 {
	  position: fixed;
	  display: none;
	  z-index: 9999;
	  top: 50%;
	  left: 50%;
		transform:translate(-50%,-50%);
	  width: 90%;
	  height: 361px;
	  margin: 0;
	  padding: 2px;
	  text-align: center;
	  background: #fff url(https://www.melonbooks.co.jp/special/b/0/fair_shoseki/20180405_killtime_onlyshop/images/cushion.gif) right top no-repeat;
	  border: solid 4px #f00;
	}
  .cushion {
    padding: 60px 30px 0 30px;
  }

  .r18 {
    background: #fff;
  }
}