@charset "utf-8";
/*======================================================================
  Reset CSS for HTML5
======================================================================*/
html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, abbr, address, cite, code, del, dfn, em, img, ins, kbd, q, samp, small, strong, sub, sup, var, b, i, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, figcaption, figure, footer, header, main, menu, nav, section, summary, time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
}
ul {
    list-style: none;
}
a {
    margin: 0;
    padding: 0;
    vertical-align: baseline;
    background: transparent;
}
img{
    line-height: 1;
	vertical-align: top;
}

*{box-sizing: border-box;}

input[type="search"]::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

/*======================================================================
  BASIC
======================================================================*/
html,body {
    height: 100%;
	margin: 0;
}
body {
	font-family: 'Noto Sans JP', sans-serif;
    color: #3f3f3f;
	-webkit-text-size-adjust: 100%;
	line-height: 1;
}

a{
	text-decoration: none;
}

h1,h2,h3,h4,p,a,li{
	font-weight: 500;
}

/*======================================================================
  header
======================================================================*/
header{
	position: fixed;
	width: 100%;
	padding: 21px 27px;
	box-shadow: 0 5px 5px rgba(0,0,0,0.25);
	z-index: 100;
	background: #fff;
}

header div{
	display: flex;
	justify-content: flex-start;
	align-items: center;
}

header .back{
	display: block;
	width: 20px;
	height: 18px;
	font-size: 0;
	background: url("images/back.svg") no-repeat left center;
}

h1{
	width: 100%;
    text-align: center;
	font-size: 13px;
	font-weight: 700;
}

/*======================================================================
  main
======================================================================*/
main{
	padding-top: 60px;
}

.userguide_trouble{
	padding-bottom: 53px;
}

.userguide_h2{
	font-size: 20px;
	text-align: center;
	padding: 27px 0;
	margin: 0 17px;
	border-bottom: 3px solid #efefef;
}
.userguide_trouble .userguide_h2{
	border-top: 3px solid #efefef;
}

.userguide_list{
	margin: 0 33px;
}

.userguide_list_item{
	transition: .3s;
	border-bottom: 1px solid #efefef;
}
.userguide_basic_operation .userguide_list_item:last-of-type{
	border-bottom: none;
}
.userguide_list_item.open{
	padding-bottom: 27px;
}

.userguide_h3{
	position: relative;
	padding: 27px 0 27px 46px ;
	font-size: 17px;
	line-height: 1.3;
	cursor: pointer;
}
.userguide_h3::before{
	position: absolute;
	top: 50%;
    left: 0%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
	display: block;
	content: url("images/userguide_list_open.svg");
	width: 33px;
	height: 33px;
}
.userguide_list_item.open .userguide_h3::before{
	content: url("images/userguide_list_close.svg");
}

.userguide_info_container{
	overflow: hidden;
    height: 0;
	transition: .3s;
}

.userguide_info_container div{
	padding: 17px;
	background: #faff92;
}

.userguide_info_container p,
.userguide_info_container li{
	font-size: 13px;
	line-height: 1.5;
	color: #777777;
}
.userguide_info_container li{
	position: relative;
	padding-left: 1em;
}
.userguide_info_container li::before{
	position: absolute;
	top: 0;
	left: 0;
	display: block;
	content: "・";
}