.accordion-box {
	position: relative;
}
.accordion-box label {
	height: 140px; /* グラデーションの高さ */
	cursor: pointer;
	text-align: center;
	font-size: 12px;
	position: absolute;
	bottom: 0;
	width: 100%;
  
	/* 以下グラデーションは「背景が白」に併せて設定しています */	
	background: -webkit-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.95) 90%);
	background: -moz-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.95) 90%);
	background: -o-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.95) 90%);
	background: -ms-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.95) 90%);
	background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.95) 90%);
}
.accordion-box input:checked + label {
	background: inherit; /* 開いた時には背景グラデーションを消す */
}
.accordion-box label:after {
	content: "続きをよむ"; /* ラベルの文字 */
	letter-spacing: .05em;
	line-height: 2.5rem;
	position: absolute;
	bottom: 20px;
	left: 50%;
	-webkit-transform: translate(-50%, 0);
	transform: translate(-50%, 0);
	color: #fff;
	background-color: #000;
	width: 18.75rem;
	-webkit-border-radius: 20px;
	-moz-border-radius: 20px;
	border-radius: 20px;
}
.accordion-box label:before {
	content: "↓";
	font-weight: 700;
	position: absolute;
	bottom: 30px;
	left: 50%;
	-webkit-transform: translate(-140px, 0);
	transform: translate(-140px, 0);
	background-color: #fff;
	z-index: 1;
	-webkit-border-radius: 100%;
	-moz-border-radius: 100%;
	border-radius: 100%;
	width: 20px;
	height: 20px;
	line-height: 20px;
}
.accordion-box input {
	display: none;
}
.accordion-box .accordion-container {
	overflow: hidden;
	height: 200px; /* 開く前に見えている部分の高さ */
    -webkit-transition: all 0.1s;
    -moz-transition: all 0.1s;
    -ms-transition: all 0.1s;
    -o-transition: all 0.1s;
    transition: all 0.1s;
}


.accordion-box input:checked + label {
	/* display: none ; 閉じるボタンは要らないとき */
}
.accordion-box input:checked + label:after {
	content: "閉じる";
}
.accordion-box input:checked + label:before {
	content: "↑";
}
.accordion-box input:checked ~ .accordion-container {
    height: auto;
	padding-bottom: 80px; /* 閉じるボタンのbottomからの位置 */
    -webkit-transition: all 0.1s;
    -moz-transition: all 0.1s;
    -ms-transition: all 0.1s;
    -o-transition: all 0.1s;
    transition: all 0.1s;
}