body .mainPage{
 width: 100%;
  font-family: -apple-system, "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic", "Yu Gothic UI", "メイリオ", Meiryo, "Meiryo UI", "Helvetica Neue", sans-serif;
  color: #333;
  font-size: 18px;
  line-height: 1.4;
  text-align: left;
  background-color: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  -webkit-overflow-scrolling: touch;
}
a{
	text-decoration: none;
}
img{
	width: 100%;
}
.float{
	float: left;
}
.clearfix:after{
	content: '';
	display: block;
	height: 0;
	clear: both;
}

.top_banner{
	background: url(../images/business/business_banner.png) no-repeat;
	background-size: cover;
	background-position: 50% 25%;
	height: 500px;
  position: relative;
}
.top_banner h2{
	text-align: center;
	font-size: 78px;
	color: #fff;
	font-weight: bold;
	padding-top: 180px;
}
.top_banner h2 span{
	display: block;
	font-size: 28px;
	padding-top: 30px;
}
/*=======================================*/
.banner_nav{
	width: 100%;
	position: absolute;
	left: 0;
	bottom: 0;
	border: 1px solid #fff;
	box-sizing: border-box;
	z-index: 10;
	/*height: 65px;*/
	background-color: rgba(0,0,0,0.8);
}
.banner_nav ul{
	max-width: 1200px;
	margin: auto;
	height: auto;
	display: flex;
	flex-wrap: wrap;
	transition: .6s;
}
.banner_nav ul li{
	position: relative;
	font-size: 16px;
	border-left: 1px solid #fff;
	border-right: 1px solid #fff;
}
.banner_nav ul li a:after{
	content: '';
	display: block;
    position: absolute;
    width: 14px;
    height: 9px;
    background: url(../images/arrow_bottom.png) no-repeat;
    background-size: cover;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    color: #fff;
}
.banner_nav ul li:nth-child(n+2){
	border-left: none;
}
.banner_nav ul li a{
	display: block;
	color: #fff;
	padding: 22px 50px;
}
/*=======================================*/
.business_content .business_wrap{
	max-width: 1200px;
	margin: 170px auto 0;
}
.title_group{
	position: relative;
	text-align: center;
	font-size: 36px;
}
.title_group .intro_anchor{
	display: block;
	position: absolute;
	left: 0;
	top: -50px;
}
.title_group .title{
	color: #054e7f;
}
.title_group .title_text{
	margin-top: 75px;
	font-size: 20px;
	line-height: 1.8rem;
	text-align: justify;
}
.business_wrap .item_group{
	display: flex;
	justify-content: space-between;
	margin-top: 150px;
}
.business_wrap .item_group .item{
	position: relative;
}
.item .itme_content{
	width: 85%;
	position: absolute;
	top: 0;
	left: 50%;
	transform: translateX(-50%);
}
.itme_content .item_img{
	margin-top: 25px;
	/*display: flex;*/
    /*justify-content: center;*/
}
.itme_content .item_img img{
	/*max-width: 100%;*/
	max-width: 104px;
	display: block;
	margin: auto;
}
.itme_content .item_text{
	margin-top: 15px;
	font-size: 32px;
	/*font-weight: 600;*/
	text-align: center;
	color: #fff;
}
.itme_content .item_text span{
	margin-top: 10px;
	display: block;
	font-size: 24px;
	font-weight: normal;
}
.itme_content .item_btn{
	position: relative;
	margin-top: 25px;
}
.itme_content .item_btn a:after{
	content: '\f105';
	display: block;
    position: absolute;
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    font-size: 24px;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    color: #fff;
	transition: .4s;
}
.itme_content .item_btn a{
	color: #fff;
	text-align: center;
	display: block;
	border: 1px solid #fff;
	padding: 20px 0;
	font-size: 18px;
	transition: .4s;
}
.itme_content .item_btn a:hover{
	color: #054e7f;
	background-color: #fff;
}
.itme_content .item_btn a:hover::after{
	color: #054e7f;
}
@media screen and (max-width: 1200px){
	.business_wrap .item_group{
		flex-wrap: wrap;
		justify-content: space-around;
		max-width: 768px;
		margin: 15% auto 0;
		box-sizing: border-box;
		padding: 0 10px;
	}
	.business_wrap .item_group .item{
		box-sizing: border-box;
		padding: 0 5px;
		width: 50%;
		max-width: 300px;
	}
	.item_group .item:nth-of-type(n){
		margin-top: 5%;
	}
	.itme_content .item_img{
		margin-top: 5%;
	}
	.itme_content .item_img img{
		width: 45%;
	}
	.itme_content .item_text{
		margin-top: 10%;
		font-size: 26px;
	}
	.itme_content .item_text span{
		margin-top: 5%;
		font-size: 20px;
	}
	.itme_content .item_btn{
		margin-top: 12%;
	}
	.itme_content .item_btn a{
		padding: 15px 0;
		font-size: 16px;
	}
}
@media screen and (max-width: 676px){
	.banner_nav{
		bottom: initial;
		top: 100%;
		border: none;
		/*padding-bottom: 30px;*/
	}
	.banner_nav ul{
		/*display: none;*/
		visibility: hidden;
		box-sizing: border-box;
		padding: 0 15px;
		max-height: 0;
		opacity: 0;
	}
	.banner_nav.open ul{
	    visibility: visible;
	    max-height: 200px;
		opacity: 1;
	    transition: .6s;
	}
	.banner_nav ul li{
		box-sizing: border-box;
		border: none;
		width: 100%;
		border-bottom: 1px solid #fff;
	}
	.sp_btn{
		position: relative;
		height: 60px;
	}
	.sp_btn:after{
		content: '';
	    position: absolute;
	    cursor: pointer;
	    top: 0;
	    bottom: 0;
	    right: 0;
	    left: 0;
	    display: block;
	    margin: auto;
	    width: 4.66667vw;
	    height: 2.13333vw;
	    min-width: 24px;
	    min-height: 11px;
	    background: url(../images/arrow_big.png) no-repeat;
	    background-size: cover;
	    transform: rotate(180deg);
	    transition: all .4s;
	}
	.sp_btn.active:after{
		transform: rotate(0);
	}
	.business_content .business_wrap{
		margin-top: 105px;
	}
}
@media screen and (max-width: 480px){
	.top_banner{
		height: 360px;
	}
	.top_banner h2{
		padding-top: 150px;
		font-size: 36px;
	}
	.top_banner h2 span{
		padding-top: 20px;
		font-size: 22px;
	}
	.sp-none{
		display: none;
	}
	.title_group{
		font-size: 28px;
	}
	.title_group .title_text{
		margin-top: 10%;
		box-sizing: border-box;
		padding: 0 8px;
		font-size: 16px;
	}
	.business_wrap .item_group .item{
		width: 100%;
		max-width: 100%;
	}
	.business_wrap .item_group .item .itme_content {
		top: 50%;
		-webkit-transform: translate(-50%,-50%);
		-ms-transform: translate(-50%,-50%);
		-o-transform: translate(-50%,-50%);
		transform: translate(-50%,-50%);
	}
	.itme_content .item_img img{
		width: 40%;
	}
}