/* PCサイドバナー */
@media only screen and (min-width: 768px) {
	.btn_n img{
	width: 160px;
	}
	.btn_n{
	bottom: 80px;
	position: fixed;
	left:1%;
	z-index: 88;
	padding: 0px;
	margin: 0px;
	}
	.btn.close{
	display: none;
	}
	.btn__contents__link{
	display: inline-block;
	text-decoration: none;
	padding: 0px;
	}
	.btn__btn{
	background: #333;
	border-radius: 50%;
	color: #fff;
	cursor: pointer;
	display: block;
	height: 36px;
	width: 36px;
	font-size: 24px;
	line-height:36px;
	position: absolute;
	top: -18px;
	right: -18px;
	text-align: center;
	text-decoration: none;
	padding: 0px;
	opacity:0.8;
	}
}

/* SPサイドバナー */
@media only screen and (max-width: 768px) {
	.btn_n{
	position: fixed;
	left: 3%;
	z-index: 88;
	padding: 0px;
	margin: 0px;
	bottom: 12.5%;
	width:33%;
	}
	.btn.close{
	display: none;
	}
	.btn__contents__link{
	display: inline-block;
	text-decoration: none;
	padding: 0px;
	}
	.btn__btn{
	background: #333;
	border-radius: 50%;
	color: #fff;
	cursor: pointer;
	display: block;
	height: 36px;
	width: 36px;
	font-size: 24px;
	line-height:36px;
	position: absolute;
	top: -18px;
	right: -18px;
	text-align: center;
	text-decoration: none;
	padding: 0px;
	opacity:0.8;
	}
}
/*20251120*/
.btn {
  opacity: 1;
  transition: opacity 0.3s ease;
}

.btn.close {
  opacity: 0;
  pointer-events: none;
}