@charset "UTF-8";

.mainimage {
	background-image: url("../business/img/img-head.jpg");
}

/* 土木工事 */
.cew {
	padding: 110px 0 120px;
}

.sec_lead {
	max-width: 870px;
	margin: 40px auto 0;
}

.sec_row {
	margin-top: 26px;
	display: -webkit-box;
	display: flex;
	flex-wrap: wrap;
	-webkit-box-pack: justify;
	justify-content: space-between;
}

.sec_col {
	width: 32.385%;
}

.sec_row.-has2cols .sec_col {
	width: 49%;
}

.sec_row.-has2cols .sec_col:nth-child(n+3) {
	margin-top: 16px;
}

/* 建築工事 */
.cow {
	background: #F7F7F7;
	padding: 105px 0 135px;
}

.cow_sec {
	margin-top: 90px;
}

.cow_sec_ttl {
	font-size: 20px;
	font-weight: 700;
	text-align: center;
}

.cow .sec_row.-has2cols .sec_col:nth-child(n+3) {
	margin-top: 40px;
}

.sec_col_cap {
	line-height: 1.5;
	margin-top: 5px;
}

/* 電機工事 */
.ecw {
	padding: 110px 0 90px;
}

.ecw_txt {
	margin-top: 55px;
	text-align: center;
}

/* All SP & Tablet */
@media screen and (max-width:1400px) {
}

/* All SP */
@media screen and (max-width:640px) {
	.sec_col {
		max-width: 364px;
	    margin: 26px auto 0;
	}

	.sec_row.-has2cols .sec_col {
	    max-width: 554px;
	}

	.sec_col {
		width: 100% !important;
		margin-top: 20px;
	}

	.sec_col:first-child {
		margin-top: 0;
	}

	.sec_lead {
		margin-top: 30px;
	}

	.cow_sec {
		margin-top: 60px;
	}

	.ecw_txt {
		text-align: left;
	}

}