/*dede58.com 做最好的织梦整站模板下载网站*/
@charset "utf-8";
/* 防止用户自定义背景颜色对网页的影响，添加让用户可以自定义字体 */
html {
	background: white;
	color: black;
	font-family: "Helvetica Neue", Helvetica, Arial, "微软雅黑", "Microsoft Yahei", "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif, SimSun, "宋体";
	line-height: 1.5;
	font-size: 62.5%;
}
/* 内外边距通常让各个浏览器样式的表现位置不同 */
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, th, td, hr, button, article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
	margin: 0;
	padding: 0;
}
/* 去掉 table cell 的边距并让其边重合 */
table {
	border-collapse: collapse;
	border-spacing: 0;
}
/* ie bug：th 不继承 text-align */
th {
	text-align: inherit;
}
/* 去除默认边框 */
fieldset {
	border: none;
}
/* ie6 7 8(q) bug 显示为行内表现 */
/* 去掉 firefox 下此元素的边框 */
abbr, acronym {
	border: none;
	font-variant: normal;
}
/* 一致的 del 样式 */
/*del {
    text-decoration:line-through;
}
/* 去掉列表前的标识，li 会继承 */
ol, ul, li, dl, dt, dd {
	list-style: none;
}
/* 对齐是排版最重要的因素，别让什么都居中 */
caption, th {
	text-align: left;
}
/* 来自yahoo，让标题都自定义，适应多个系统应用 */
h1, h2, h3, h4, h5, h6 {
	font-size: 100%;
	font-weight: 500;
}
q:before, q:after {
	content: '';
}
/* 统一上标和下标 */
sub, sup {
	font-size: 75%;
	line-height: 0;
	position: relative;
	vertical-align: baseline;
}
sup {
	top: -0.5em;
}
sub {
	bottom: -0.25em;
}
a {
	text-decoration: none;
	color: #000;
	outline: none;
	font-size: inherit;
	color: inherit;
}
/* 让链接在 hover 状态下显示下划线 */
a:hover {
/*text-decoration:underline;*/
}
/* 默认不显示下划线，保持页面简洁 */
ins, a {
	text-decoration: none;
}
/* 去除 ie6 & ie7 焦点点状线 */
a:focus, *:focus {
	outline: none;
}
input, option, body, button, select, textarea {
	font-family: inherit;
	font-size: inherit;
	font-style: inherit;
	font-weight: inherit;
	line-height: inherit;
}
article, aside, dialog, footer, header, section, nav, figure, menu, iframe {
	display: block
}
/*响应式布局中，img宽度自适应*/
img {
	width: 100%;
}
/*去掉默认样式*/
input {
	outline: none
}
/*禁止拖动大小*/
textarea {
	resize: none
}
/*使用字体库时，让i标签继承行高*/
i {
	line-height: inherit !important;
}
/*视频背景*/
.video_box {
	background: #000;
	width: 100%;
	display: flex;
	align-items : center;
}
/*video {
	max-width: 100%;
	background: #000;
}
*/.ma {
	margin-left: auto;
	margin-right: auto;
}
.ofh {
	overflow: hidden;
}
.mt5 {
	margin-top: 5px;
}
.mt10 {
	margin-top: 10px;
}
.mt15 {
	margin-top: 15px;
}
.mt20 {
	margin-top: 20px;
}
.mt30 {
	margin-top: 30px;
}
.mt40 {
	margin-top: 40px;
}
.mt50 {
	margin-top: 50px;
}
.mt100 {
	margin-top: 100px;
}
.mb5 {
	margin-bottom: 5px;
}
.mb10 {
	margin-bottom: 10px;
}
.mb15 {
	margin-bottom: 15px;
}
.mb20 {
	margin-bottom: 20px;
}
.mb30 {
	margin-bottom: 30px;
}
.mb40 {
	margin-bottom: 40px;
}
.mb50 {
	margin-bottom: 50px;
}
.mb100 {
	margin-bottom: 100px;
}
.ml5 {
	margin-left: 5px;
}
.ml10 {
	margin-left: 10px;
}
.ml15 {
	margin-left: 15px;
}
.ml20 {
	margin-left: 20px;
}
.ml30 {
	margin-left: 30px;
}
.ml40 {
	margin-left: 40px;
}
.ml50 {
	margin-left: 50px;
}
.ml100 {
	margin-left: 100px;
}
.mr5 {
	margin-right: 5px;
}
.mr10 {
	margin-right: 10px;
}
.mr15 {
	margin-right: 15px;
}
.mr20 {
	margin-right: 20px;
}
.mr30 {
	margin-right: 30px;
}
.mr40 {
	margin-right: 40px;
}
.mr50 {
	margin-right: 50px;
}
.mr100 {
	margin-right: 100px;
}
.pl5 {
	padding-left: 5px;
}
.pl10 {
	padding-left: 10px;
}
.pl15 {
	padding-left: 15px;
}
.pl20 {
	padding-left: 20px;
}
.pl30 {
	padding-left: 30px;
}
.pl40 {
	padding-left: 40px;
}
.pl50 {
	padding-left: 50px;
}
.pl100 {
	padding-left: 100px;
}
.pr10 {
	padding-right: 10px;
}
.pr15 {
	padding-right: 15px;
}
.pr20 {
	padding-right: 20px;
}
.pr30 {
	padding-right: 30px;
}
.pr40 {
	padding-right: 40px;
}
.pr50 {
	padding-right: 50px;
}
.pr100 {
	padding-right: 100px;
}
.pt5 {
	padding-top: 5px;
}
.pt10 {
	padding-top: 10px;
}
.pt15 {
	padding-top: 15px;
}
.pt20 {
	padding-top: 20px;
}
.pt30 {
	padding-top: 30px;
}
.pt40 {
	padding-top: 40px;
}
.pt50 {
	padding-top: 50px;
}
.pt100 {
	padding-top: 100px;
}
.pb10 {
	padding-bottom: 10px;
}
.pb15 {
	padding-bottom: 15px;
}
.pb20 {
	padding-bottom: 20px;
}
.pb30 {
	padding-bottom: 30px;
}
.pb40 {
	padding-bottom: 40px;
}
.pb50 {
	padding-bottom: 50px;
}
.pb100 {
	padding-bottom: 100px;
}
.fl {
	float: left
}
.fr {
	float: right;
}
.open_b {
	display: block;
}
.open_f {
	display: flex;
}
.close {
	display: none;
}
.bug {
	clear: both;
}
.tc {
	text-align: center;
}
.rotate45 {
	-webkit-transform: rotate(45deg);
	-ms-transform: rotate(45deg);
	-o-transform: rotate(45deg);
	transform: rotate(45deg);
}
.rotate90 {
	-webkit-transform: rotate(90deg);
	-ms-transform: rotate(90deg);
	-o-transform: rotate(90deg);
	transform: rotate(90deg);
}
.rotate135 {
	-webkit-transform: rotate(135deg);
	-ms-transform: rotate(135deg);
	-o-transform: rotate(135deg);
	transform: rotate(135deg);
}
.rotate180 {
	-webkit-transform: rotate(180deg);
	-ms-transform: rotate(180deg);
	-o-transform: rotate(180deg);
	transform: rotate(180deg);
}