@charset "utf-8";
.cmn_mv__ttl {
	max-width: 170px;
	left: 20px;
}
.office_solution__wrap {
	padding: 0 30px;
}
.office_solution__sect01_img {
	width: 275px;
	margin: 0 auto;
}
.sect01 {
	margin-top: 15px;
	margin-bottom: 25px;
}
.office_solution__sect01_ttl {
	position: relative;
    font-size: 30px;
    line-height: 1.3;
	margin-bottom: 20px;
	color: #10104B;
}
.office_solution__sect01_txt_area {
	margin-top: -25px;
}
.office_solution__txt {
	font-size: 13px;
	line-height: calc(20 / 13);
}
.sect02 {
	background-color: #ECF0F4;
	padding: 45px 0 30px;
}
.office_solution__sect02_lead_txt {
	font-size: 12px;
	text-align: center;
	line-height: calc(17 / 12);

}
.office_solution__sect02_box_area {
	margin-top: 25px;
	display: flex;
	flex-wrap: wrap;
}
.office_solution__sect02_box {
	width: calc((100% - 20px)/2);
	margin-right: 20px;
	margin-bottom: 30px;
}
.office_solution__sect02_box:nth-child(2n) {
	margin-right: 0;
}
.office_solution__sect02_box:last-child {
	margin-bottom: 0;
}
.office_solution__sect02_box_ttl {
	font-size: 17px;
	font-weight: bold;
	margin-bottom: 10px;
	line-height: calc(24 / 18);
	color: #10104B;
}
.office_solution__sect02_box_img {
    margin-bottom: 15px;
}
.office_solution__sect02_box_txt {
	font-size: 13px;
	line-height: calc(20 / 13);
}
.office_solution__sect02_box:nth-child(2) .office_solution__sect02_box_ttl,
.office_solution__sect02_box:nth-child(4) .office_solution__sect02_box_ttl {
	margin-bottom: 32px;
}
.sect03 {
	margin: 45px 0;
}
.sect03 .cmn__ttl {
	font-size: 29px;
}
.office_solution__sect03_list_area {
	display: flex;
	flex-wrap: wrap;
}
.office_solution__sect03_list_area>li {
	width: calc((100% - 18px)/2);
	margin-right: 18px;
	margin-bottom: 10px;
}
.office_solution__sect03_list_area>li:nth-child(2n) {
	margin-right: 0;
}
.office_solution__sect03_list_area>li:nth-last-child(-n + 2) {
	margin-bottom: 0;
}
.sect04 {
	margin-bottom: 55px;
}
.cmn_pankz {
	position: relative;
	z-index: 1;
}
@media screen and (min-width:768px) {
	.cmn_mv__ttl {
		max-width: 350px;
		left: 20px;
	}
	.sect01 {
		margin-top: 40px;
		position: relative;
		z-index: 2;
	}
	.office_solution__sect01_flex {
		display: flex;
		justify-content: space-between;
	}
	.office_solution__sect01_img {
		margin: 0;
		width: 325px;
		order: 2;
	}
	.office_solution__sect01_txt_area {
		margin: 0;
		width: calc(100% - 350px);
	}
	.office_solution__sect01_ttl {
		font-size: 38px;
		margin-bottom: 25px;
	}
	.office_solution__txt {
		font-size: 18px;
	}
	.office_solution__sect03_list_area>li {
		width: calc((100% - 75px)/4);
		margin-right: 25px;
		margin-bottom: 30px;
	}
	.office_solution__sect03_list_area>li:nth-child(2n) {
		margin-right: 25px;
	}
	.office_solution__sect03_list_area>li:nth-child(4n) {
		margin-right: 0;
	}
	.office_solution__sect03_list_area>li:nth-last-child(-n + 4) {
		margin-bottom: 0;
	}
}
@media screen and (min-width:1025px) {
	.cmn_mv__ttl {
		max-width: 470px;
		left: 70px;
	}
	.cmn__bg::before {
		z-index: 1;
	}
	.office_solution__wrap {
		padding: 0;
		max-width: 1095px;
		margin: 0 auto;
	}
	.office_solution__sect01_img {
		margin: -170px 0 0;
		width: 450px;
	}
	.sect01 {
		margin-top: 95px;
	}
	.office_solution__sect01_txt_area {
		width: calc(100% - 500px);
	}
	.office_solution__sect02_box {
		width: calc((100% - 100px)/3);
		margin-right: 50px;
	}
	.office_solution__sect02_box:nth-child(2n) {
		margin-right: 50px;
	}
	.office_solution__sect02_box:nth-child(3n) {
		margin-right: 0;
	}
	.office_solution__sect02_box:nth-last-child(-n + 3) {
		margin-bottom: 0;
	}
	.office_solution__sect02_lead_txt {
		font-size: 18px;
		margin-bottom: 60px;
	}
	.office_solution__sect02_box_ttl {
		font-size: 20px;
	}
	.office_solution__sect02_box_txt {
		font-size: 16px;
	}
	.office_solution__sect02_box_img {
		margin-bottom: 25px;
	}
	.office_solution__sect02_box:nth-child(2) .office_solution__sect02_box_ttl,
	.office_solution__sect02_box:nth-child(4) .office_solution__sect02_box_ttl {
		margin-bottom: 10px;
	}
	.sect02 {
		padding: 80px 0 ;
	}
	.sect02 .office_solution__wrap {
		max-width: 998px;
	}
	.sect03 {
		margin: 80px 0;
	}
	.sect03 .cmn__ttl {
		font-size: 41px;
	}
	.sect04 {
		margin-bottom: 80px;
	}
}
@media screen and (max-width:768px) {
	.office_solution__sect02_box:nth-child(2) .office_solution__sect02_box_ttl,
	.office_solution__sect02_box:nth-child(4) .office_solution__sect02_box_ttl {
		margin-bottom: 10px;
	}
}