.inquiryBox .nav {
    width: 280px;
	padding-right: 20px;
    min-height: 620px;
    border-right: 2px solid rgba(0, 0, 0, .1);
    position: relative;
}
.inquiryBox .nav::before{
	display: block;
	content: "";
    width: 0px;
    height: 135px;
    border: 2px solid #172865;
    position: absolute;
    top: 0px;
    right: -3px;
}
.inquiryBox .nav .item{margin-bottom: 10px;}
.inquiryBox .nav .item .nav-type{
	font-size: 20px;
	height: 46px;
	line-height: 46px;
	padding: 0 12px;
	cursor: pointer;
}
.inquiryBox .nav .item .nav-type.on,
.inquiryBox .nav .item .nav-type:hover{
	background: #172865;
	color: #fff;
	border-radius:8px;
}
.inquiryBox .nav .item .nav-type.on span{
	transform: rotate(-90deg);
	-ms-transform: rotate(-90deg);
	-webkit-transform: rotate(-90deg);
	transition: all .3s linear;
	-webkit-transition: all .3s linear;
}
.inquiryBox .nav .item .subnav-list{
	display: none;
}

.details {
    flex: 1;
    padding-left: 40px;
}

.details h2 {
    font-size: 36px;
    font-weight: 500;
    color: #000000;
    text-align: center;
}

.details .video {
    width: 100%;
    background-color: #ccc;
    margin: 50px 0;
}

.details .txt {
    margin-top: 20px;
    font-size: 21px;
    color: #666666;


}

.details .txt h3 {
    font-size: 24px;
    color: #000000;
    margin-top: 20px;
}