/**common**/
.gird {
	display: flex;
	display:-webkit-box;
	display:-webkit-flex;
	display:-moz-box;
	display:-ms-flexbox;
	width: 100%;
	flex-direction: row;
	flex-wrap: wrap;
	justify-content: center;
	/*align-items: flex-start;*/
	align-items: stretch;
	gap: 20px;
	margin-bottom: 40px;
}
	.gird:last-child {
		margin-bottom: 0;
	}
.column {
	box-sizing: border-box;
	position: relative;
	width: 100%;
}
	.columns_2 > div { width: calc((100% - 20px) / 2); }
	.columns_3 > div { width: calc((100% - 40px) / 3); }
	.columns_4 > div { width: calc((100% - 60px) / 4); }
.columns_box > div {
	border: 1px solid var(--border-color);
	border-radius: 20px 0 0 0;
}
.column > img {
	box-sizing: border-box;
	width: 100%;
}
	.column.column_img > img {
		border: 1px solid var(--border-color);
	}
	.columns_box > .column > img {
		padding: 10px 20px 0 20px;
	}
	.columns_sns > .column > img {
		width: auto;
		max-width: 100%;
	}
.img_label {
	width: 100%;
	text-align: center;
	font: 0.889rem/20px 'NotoLight';
}
.column > h4 {
	float: left;
	margin: 0 0 20px 0;
	font: 1.389rem 'NotoBold';
	color: var(--main-color);
	border-bottom: 1px solid var(--main-color);
}
.column > ul, .column > ul > li {
	float: left;
	width: 100%;
	text-align: left;
	font: 1rem/40px 'Noto';
	list-style: inside;
}
.column_title {
	float: left;
	margin-bottom: 5px;
	padding: 10px 0;
	width: 100%;
	background: var(--main-color);
	border-radius: 20px 0 20px 0;
	font: 1rem 'NotoMedium';
	color: #FFF;
}
	.gird > .column:nth-child(even) .column_title {
		background: var(--sub-color-1);
	}
.column_text {
	box-sizing: border-box;
	padding: 0 20px;
	text-align: left;
}
.reference {
	float: left;
	margin-top: 40px;
	width: 100%;
}
	.reference.reference_iot {
		background: 100% center /contain url(../images/bg_iot.png) no-repeat;
	}
	.reference.reference_bigdata {
		background: 100% center /contain url(../images/bg_bigdata.png) no-repeat;
	}
	.reference.reference_contents {
		background: 100% center /contain url(../images/bg_contents.png) no-repeat;
	}
.reference > ul, .reference > ul > li {
	width: 100%;
	text-align: left;
	list-style: inside;
}
.item_no {
	position: absolute;
	top: 30px;
	left: 10px;
	font: 1.944rem 'NotoBold';
	color: var(--main-color);
	z-index: 1;
}
.item_text {
	position: relative;
	box-sizing: border-box;
	margin-top: 60px;
	padding: 40px 25px 25px 25px;
	width: 100%;
	height: calc(100% - 55px);
	background: #F3F3F3;
	border-radius: 5px;
	text-align: left;
}
.btn_wrap {
	float: left;
	width: 100%;
}
.btn_link {
	cursor: pointer;
	position: relative;
	padding: 10px 20px;
	transition: all 0.2s;
}
	.btn_link.syino {
		float: right;
		font: 0.889rem 'NotoMedium';
		color: var(--main-color);
	}
.btn_link span {
	width: 100%;
	height: 100%;
	transition: all 0.3s;
	transform: scale(1, 1);
 }
.btn_link span a {
	width: 100%;
	height: 100%;
}
.btn_link::before, .btn_link::after {
	content: '';
	position: absolute;
	transition: all 0.3s;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 100%;
}
.btn_link::before {
	background: rgba(0, 0, 0, .05);
	border: 1px solid var(--border-color);
	opacity: 0;
	transform: scale(0.1, 1);
}
	.btn_link:hover::before {
		opacity: 1;
		transform: scale(1, 1);
	}
.btn_link::after {
	border: 1px solid var(--main-color);
	transition: all 0.3s;
}
	.btn_link:hover::after {
		opacity: 0;
		transform: scale(1, .1);
	}
.icon_sns {
	margin-right: 5px;
	width: 22px;
	height: 22px;
}
	.icon_sns:last-child {
		margin-right: 0;
	}
/**Media Query**/
@media screen and (max-width:768px) {
	.columns_2 > div, .columns_3 > div { width: 100%; }
	.columns_4 > div { width: calc((100% - 20px) / 2); }	
	.item_no {
		top: 35px;
		font: 1.571rem 'NotoBold';
	}
	.reference { background: none !important;}
	.column > ul, .column > ul > li { line-height: 30px; }
}
@media screen and (max-width:360px) {
	.gird { flex-direction: column; }
	.columns_4 > div { width: 100%; }
}