ul,
li,
ol {
	list-style: none outside none;
}
.border-bottom{
	border-color: #ddd;
	box-shadow: 0 10px 10px rgba(0,0,0,0.03);
}
.clearfix:after {
	content: ".";
	display: block;
	height: 0;
	clear: both;
	visibility: hidden;
	line-height: 0;
	font-size: 0;
}

.clearfix {
	*zoom: 1;
}

a {
	color: #333;
	text-decoration: none;
}

a:hover {
	color: #ff5400;
	text-decoration: none;
}

:focus {
	outline: 0;
}

.clear {
	clear: both;
	overflow: hidden;
	font-size: 0;
	height: 0;
	line-height: 0;
}

input,
textarea {
	font-family: Microsoft YaHei;
	font-size: 14px;
}

.main_box {
	width: 1000px;
	margin: 0 auto;
	position: relative;
}

.overflow {
	overflow: hidden;
}

.help-main {
	width: 100%;
	background-color: #f2f2f2;
	display: flex;
	justify-content: center;
}

.me_left_box {
	width: 209px;
	margin-bottom: -30000px;
	padding-bottom: 30000px;
	background-color: #fff;
	border-right: 1px #ebebeb solid;
}

.me_right_box {
	width: 750px;
	min-height: 500px;
	padding-bottom: 50px;
}

.help-main .me_left_box {
	width: 263px;
	background: rgba(255, 255, 255, 1);
	box-shadow: 0px 3px 10px 0px rgba(153, 153, 153, 0.1);
	overflow-y: auto;
	padding: 30px;
	position: absolute;
	top: 30px;
	left: calc((100vw - 1000px) / 2 - 30px);
	box-sizing: border-box;
}

.width255 {
	width: 255px;
}

.width700 {
	width: 700px;
}

.float_l {
	float: left;
}

.float_r {
	float: right;
}

.me_nav_ul li a {
	height: 34px;
	line-height: 34px;
	display: block;
	color: #666;
	border-left: 4px #fff solid;
	padding-left: 15px;
}

.me_nav_ul li a:hover {
	color: #ff5400;
}

.me_nav_ul li a.over {
	color: #ff5400;
	border-left: 4px #ff5400 solid;
	background: #f5f5f5;
}

.mar_t10 {
	margin-top: 10px;
}

.mar_t20 {
	margin-top: 20px;
}

.mar_t38 {
	margin-top: 30px;
}

.mar_b20 {
	margin-bottom: 20px;
}

.help_q {
	width: 652px;
	height: 38px;
	line-height: 38px;
	padding-left: 46px;
	border: #ebebeb solid 1px;
	background: url(../images/help_icon1.png) no-repeat 13px center;
	font-size: 16px;
}

.help_a {
	width: 100%;
	background: #fff;
	border: 0;
	font-size: 14px;
	font-family: PingFang SC;
	font-weight: 400;
	color: rgba(102, 102, 102, 1);
	line-height: 22px;
	padding: 0 0 30px 0;
	border-bottom: 1px solid #e6e6e6;
}

.help_q {
	background: none;
	font-size: 16px;
	font-family: PingFang SC;
	font-weight: 500;
	color: rgba(51, 51, 51, 1);
	padding: 0;
	border: 0;
}

.help-main .me_left_box {
	width: 263px;
	background: rgba(255, 255, 255, 1);
	box-shadow: 0px 3px 10px 0px rgba(153, 153, 153, 0.1);
	overflow-y: auto;
	padding: 30px;
	position: absolute;
	top: 30px;
	left: calc((100vw - 1000px) / 2 - 30px);
	box-sizing: border-box;
}

.me_right_box {
	background: #fff;
	margin-left: 283px;
	padding: 30px;
}

.me_nav_ul li a {
	padding: 0;
	text-overflow: ellipsis;
	overflow: hidden;
	white-space: nowrap;
	line-height: 14px;
}