/* メインコンテンツ上部 */

.container{
	margin:0 auto;
}

section{
	width:960px;
	margin:0 auto;
	margin-bottom:120px;
}

	section p{
		letter-spacing: 1px;
		text-align: center
	}
	
	section img{
		margin:0 auto;
		display:block
	}


/* 共通見出し */

.maintitle{
	padding: 15px 0;
	border-top:solid 1px #888;
	border-bottom:solid 1px #888;
	width:960px;
	margin:0 auto;
}

	.maintitle img{
		display: block;
		margin:0 auto;
	}
	

/* 共通小見出し */

.subtitle{
	display: block;
	padding: 0 0 60px;
	margin: 0 auto;
	width: 960px;
}
	.subtitle h2{
		display: block;
		margin: 0 auto;
	}
		.subtitle img{
			display: block;
			margin: 0 auto;
		}
	
/* ++++++++++++++事業内容++++++++++++++ */

.bar {
	width: 30px;
	border-top: solid 2px #888;
	margin: 30px auto 26px;
}

.buildingmaterial{
	margin-bottom:70px;
	}

.four-fields-of-arita{
	margin-bottom:70px;
	}
	
.proposal_control{
	margin-bottom:55px;
	}

.buildingmaterial p{
		margin-top:27px;
	}
	
	.illtext{
			margin-bottom:60px;
		}
	
.proposal_control p{
	margin-top:27px;
	}

.buildingmaterial ul{
	width: 960px;
	overflow: hidden;
	margin: 23px auto 0;
}
	.buildingmaterial ul li{
		float: left;
		width: 228px;
		margin: 0 0 0 16px;
	}
	.buildingmaterial ul li:first-child {
		margin: 0;
	}

.proposal_control h4{
	text-align: center;
	margin: 29px auto 0;
}
	.proposal_control ul{
		width: 960px;
		overflow: hidden;
		margin: 24px auto 0;
	}
		.proposal_control ul li{
			float: left;
			width: 292px;
			background: url(../../business/img/arw.png) 16px center no-repeat;
			padding: 0 0 0 42px;
		}
		.proposal_control ul li:first-child {
			background: none;
			padding: 0;
		}
			.proposal_control ul li dl{
				background: #fff;
				padding: 0 0 20px;
			}
				.proposal_control ul li dl dt{
					text-align: center;
					font-size: 139%;
					padding: 17px 0 6px;
				}
					.proposal_control ul li dl dd{
						width: 250px;
						letter-spacing: 1px;
						margin: 0 auto;
					}

.construction_left{
	width:480px;
	overflow:hidden;
	float:left;
	}
	
	.construction_left img{
		float:left;
		overflow:hidden
		}
		
	.construction_box{
		overflow:fidden;
		}
	
	.construction_box b{
			font-size:17.5px;
			line-height:1.4;
			display:block;
			letter-spacing:1px;
			margin-left:25px;
			overflow:hidden;
			float:left;
		}
		
		
		.construction_box .high{
			margin-top:3px;
		}
		
		.construction_box p{
			font-size:12.5px;
			line-height:1.6;
			margin-top:16px;
			text-align:left;
			margin-left:25px;
			overflow:hidden;
			float:left;
		}
		
		.construction01{
			width:960px;
			overflow:hidden
			}
			
		.construction02{
			width:960px;
			overflow:hidden;
			margin-top:50px;
			}
			
			section.constructionlast{
				margin-bottom:100px;
				}
	
/* ++++++++++++++アリタの4つの領域++++++++++++++ */

.four-fields-of-arita .subtitle {
	padding-top: 0;
}

	.fourfields-area {
		position: relative;
		width: 958px;
		height: 612px;
	}
		.fourfields-area area,
		.fourfields-area area:active {
			border: none;
			outline: none;
		}
		.current {
			width: 958px;
			height: 612px;
		}
			.fourfields {
				z-index: 10;
			}
				.fourfields,
				.fourfields-hover {
					position: absolute;
					top: 0;
					left: 0;
				}