body {
    background-image: linear-gradient(rgba(0,0,0,0.8),rgba(0,0,0,0.8)),url(../images/main_bg.jpg);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: top center;
    position: relative;
}

#g_nav {
	display: block;
}

#qa_top {
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	background: url(../images/qa_title_bg.jpg) no-repeat;
	background-size: contain;
	width: 100%;
	max-width: 1920px;
	max-height: 400px;
	padding-top: 20.83%;
	position: relative;
}

#qa_top .top-title {
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%,-50%);
    -webkit-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    z-index: 150;
    margin: 0;
    padding: 0;
}

#qa_archive {
    padding: 60px 0 150px;
    width: 90%;
    margin: 0 auto;
}

.qa_list {
    opacity: 1;
    pointer-events: auto;
    position: relative;
    -webkit-transition: opacity 1.8s ease;
    transition: opacity 1.8s ease;
}

.qa_header {
    margin: 0 0 50px;
}

.qa_header h3 {
	font-size: 36px;
    line-height: 1.6;
    font-weight: 500;
    text-align: center;
}

.qa_header p {
    line-height: 2.4;
    font-size: 16px;
    margin: 15px 0 0;
    text-align: center;
}

.qa_item {
	margin-bottom: -1px;
	color: #333;
}

.qa_item .question {
    cursor: pointer;
    font-weight: 500;
    font-size: 16px;
    border: 1px solid #ddd;
    line-height: 1.8;
    padding: 23px 55px 19px;
    position: relative;
    background: #fff;
    -webkit-transition: all .2s ease;
    transition: all .2s ease;
}

.question:before {
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    transition: 0.2s;
    content: "Q．";
    color: #09357f;
    font-size: 20px;
    font-weight: bold;
	font-family: YuGothic, "游ゴシック体", "Yu Gothic", "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
}

.question:after {
    content: "";
    display: inline-block;
    width: 28px;
    height: 28px;
    background: url(../images/btn_arrow.png) no-repeat right top;
    position: absolute;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
    transition: 0.2s;
}

.question.selected:after {
    transform: translateY(-50%) rotate(180deg);
    transition: 0.2s;
}

.qa_list .qa_item .answer{
	font-size: 16px;
    border: 1px solid #ddd;
    border-top: none;
    padding: 30px 55px 25px;
    background: #f7f7f7;
}

.qa_list .qa_item .answer:before {
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    transition: 0.2s;
    content: "A．";
    color: #de0000;
    font-size: 20px;
    font-weight: bold;
	font-family: YuGothic, "游ゴシック体", "Yu Gothic", "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
}

@media screen and (max-width:1199px) {
	#qa_archive {
	    width: 90%;
	    margin: 0 auto;
	}
}

@media screen and (max-width:768px) {

	.qa_header {
		margin: 0 0 20px;
	}

	.qa_header p {
		font-size: 14px;
	}

	.qa_item .question {
		font-size: 14px;
		text-align: left;
	}

	.question:before {
		font-size: 18px;
	}

	.qa_list .qa_item .answer{
		font-size: 14px;
		text-align: left;
	}

	qa_list .qa_item .answer:before{
		font-size: 18px;
	}
}