@charset "utf-8";
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	font-size: 100%;
	font: inherit;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
	
}
img{ border:0;}

input,textarea:focus {outline: none;}

*{margin:0; padding:0; list-style:none; }
.img-responsive{ width:100%;}
/**
* 中文小于 12px 可读性很差
* 1. 统一 IE 6-7 中字体大小
* 2. 统一 Firefox 4+，Safari 5 和 Chrome 中「section」和「article」内的字体大小
*/
h1, h2, h3, h4, h5, h6 {
  font-weight: normal;
}

h1 {
  font-size: 36px;
}

h2 {
  font-size: 30px;
}

h3 {
  font-size: 20px;
}

h4 {
  font-size: 16px;
}

h5 {
  font-size: 14px;
}

h6 {
  font-size: 12px;
}
/* 清除浮 动*/
.fix {
    *zoom: 1;
}

.fix:after {
    content: " ";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
    font-size: 0;
}

/************左右浮动***********/
.fl { float: left; }
.fr { float: right; }
.po-r{ position: relative;}

*:link, *:visited, *:hover, *:active, *:focus{
-webkit-transition:color .25s linear,background-color .25s linear,border-color .25s linear;
transition:color .25s linear,background-color .25s linear,border-color .25s linear;}
.ketang-index{margin-top: 30px;}
.w100{ width: 100%;}
.w990{ width: 990px; margin: 0 auto;}
.flex{display: flex;}
.flex_wrap{display: flex; flex-wrap: wrap;}
.flex_width{flex: 1;}
.flex_items{ display: flex; align-items: center;}
.flex_items_space{ display: flex; align-items: center; justify-content: space-between;}
.flex_center{ display: flex; align-items: center; justify-content: center;}
.flex_space{align-content: space-between;}

.pt10{ padding-top: 10px;}
.pt15{ padding-top: 15px;}
.pt20{ padding-top: 20px;}
.pt25{ padding-top: 25px;}
.pt30{ padding-top: 30px;}
.pt35{ padding-top: 35px;}
.pt40{ padding-top: 40px;}

.pb5{ padding-bottom: 5px;}
.pb10{ padding-bottom: 10px;}
.pb15{ padding-bottom: 15px;}
.pb20{ padding-bottom: 20px;}
.pb25{ padding-bottom: 25px;}
.pb30{ padding-bottom: 30px;}
.pb35{ padding-bottom: 35px;}
.pb40{ padding-bottom: 40px;}


.pt120{ padding-top: 120px;}

.mt10{ margin-top: 10px;}
.mt15{ margin-top: 15px;}
.mt20{ margin-top: 20px;}
.mt25{ margin-top: 25px;}
/* .mt30{ margin-top: 30px;} */
.mt35{ margin-top: 35px;}
.mt40{ margin-top: 20px;}

.bold{ font-weight: bold;}
.color_White{ color:white;}
.line_11{ line-height: 1.1;}
.line_12{ line-height: 1.2;}
.line_13{ line-height: 1.3;}
.line_14{ line-height: 1.4;}
.line_15{ line-height: 1.5;}
.line_16{ line-height: 1.6;}
.line_17{ line-height: 1.7;}
.line_18{ line-height: 1.8;}
.line_19{ line-height: 1.9;}
.line_20{ line-height: 2;}

.hidden{ overflow: hidden;}
.flex_end{ align-self:flex-end}