<div class="btn_toggle_change"><a href="#"><i class="plus"></i><i class="arrow"></i></a></div>

/***************************************************************************
btn_toggle_change
****************************************************************************/

.btn_toggle_change a {
	display: block;
	color: #FFFFFF;
	font-size: 14px;
	line-height: 1;
	font-weight: bold;
	background-color: #0085B2;
	border-radius: 20px;
	cursor: pointer;
	max-width: 240px;
	margin: 0px auto 0px auto;
	padding: 10px 0px 10px 0px;
	position: relative;
	margin-bottom: 20px;
	transition: background-color 0.3s, opacity 0.3s !important;
}
.btn_toggle_change a:hover {
	background-color: #003362;
	opacity: 1 !important;
}

/*ボタン内文字変更*/

.btn_toggle_change a:before {
	content: "さらに情報を表示する";
	transition: opacity 0.2s !important;
}
.btn_toggle_change a:after {
	content: "閉じる";
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 100%;
	opacity: 0;
	transition: opacity 0.2s !important;
}
.btn_toggle_change a.active:before {
	opacity: 0;
}
.btn_toggle_change a.active:after {
	opacity: 1;
}

/*ボタン内 + 変更*/

.btn_toggle_change i.plus:after {
	content: "＋";
	position: absolute;
	left: 10px;
	top: 50%;
	transform: translateY(-50%);
}
.btn_toggle_change a.active i.plus:after {
	content: "－";
}

/*ボタン内 矢印 変更*/

.btn_toggle_change i.arrow {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 14px;
	height: 14px;
	border-radius: 20px;
	background-color: #FFFFFF;
	transition: 0.2s;
	position: absolute;
	right: 10px;
	top: 50%;
	transform: translateY(-50%);
}
.btn_toggle_change i.arrow:after {
	content: "";
	display: block;
	width: 4px;
	height: 4px;
	border-top: 2px solid #0085B2;
	border-right: 2px solid #0085B2;
	transform: rotate(135deg);
	margin-top: -2px;
}
.btn_toggle_change a:hover i.arrow:after {
	border-top: 2px solid #003362;
	border-right: 2px solid #003362;
}
.btn_toggle_change a.active i.arrow:after {
	transform: rotate(-45deg);
	margin-top: 2px;
}