/*タブ切り替え*/
.tabs {
	margin-top: 50px;
	margin: 0 auto;
}
.tab_item {
	width: calc(100%/4);
	height: 48px;
	border-radius: 10px 10px 0 0;
	background-color: #ddd;
	line-height: 48px;
	font-size: 24px;
	text-align: center;
	display: block;
	float: left;
	text-align: center;
	font-weight: bold;
	transition: all 0.2s ease;
}
.tab_item:hover {
	  opacity: 0.75;
}
input[name="tab_item"] {
	  display: none;
}
.tab_content {
	display: none;
	padding-top: 30px;
	border-top: solid 2px #43a4e1;
	clear: both;
	overflow: hidden;
}
#office:checked ~ #office-content,
#connection:checked ~ #connection-content {
	display: block;
}
.tabs input:checked + .tab_item {
	background-color: #43a4e1;
	color: #fff;
}

.tab_content_description .flex .item-l{
	width: 80%;
	padding-right: 20px;
    font-size: 14px;
    line-height: 1.5;
}
.tab_content_description .flex .item-l .division{
    font-size: 20px;
	margin-bottom: 10px;
    font-weight: 600;
}
.tab_content_description .flex .item-l .sub-division{
	display: block;
    font-size: 14px;
}
.tab_content_description .flex .item-l .division-inner:nth-child(n+2){
	margin-top: 20px;
}
.tab_content_description .flex .item-l .division-inner .sub-ttl:before{
	content: "■";
	display: inline-block;
	color: #43a4e1;
}
.tab_content_description .flex .item-l .detail{
	margin-bottom: 10px;
}
.tab_content_description .flex .item-r{
	width: 20%;
}
.tab_content_description .department-inner{
	padding: 30px 0 40px;
    border-bottom: solid 2px#ddd;
}
#connection-content .tab_content_description .department-inner:first-child{
	padding-top: 0;
}
.tab_content_description .department-inner:last-child {
    border-bottom: none;
}
.tab_content_description .flex .item-l .certification{
    display: inline-block;
}
.tab_content_description .column .l-heading .text{
	margin-left: 20px;
	font-weight: 300;
}

@media screen and (max-width: 740px){
	.tab_item {
		width: 50%;
		height: 40px;
		line-height: 40px;
		font-size: 20px;
	}
	.tab_content_description .flex .item-r {
    	width: 100%;
		order: -1;
		margin-bottom: 10px;
	}
	.tab_content_description .flex .item-l {
    	width: 100%;
		padding-right: 0px;
	}
	.tab_content_description .column .l-heading .text{
		display: block;
		margin: 0;
	}
}