*{margin: 0;padding: 0;}
a{text-decoration: none;}
body{font-family: Microsoft YaHei;font-weight: normal;}
/*初始化样式*/
ul li{margin: 0;padding: 0;}
li{list-style: none;}
img{display: block;}
dl dt dd{margin: 0;padding: 0;}
.clearfix{clear: both;}
/*公共样式*/
.mr_20{margin-right: 20px;}
.mr_0{margin-right: 0px;}
.ml_0{margin-left: 0px;}
.fl{float: left;}
.fr{float: right;}
.red_bg{background: #ea1515;}
.fs_16{font-size: 16px;}

*{ margin:0; padding:0;}
a{text-decoration:none; color:#000 ;}
a:hover{color:#ff7f00;}
p{ margin:0px; padding:0;}
ul,h1,h2,h3,h4{ margin:0px; padding:0px;}
li{list-style-type:none; margin:0; padding:0;}
img{ border:0;}
em{ font-style:normal;}
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,br,pre,form,fieldset,input,textarea,p,blockquote,th,td,img,select,input,a,div,strong,span{ margin: 0; padding: 0; font-weight:normal; }
body{width:100%;font-family:"微软雅黑","宋体", Arial,"黑体";font-size:12px; background:#fff; color:#000; padding:0; margin:0px; min-width:1003px; -webkit-text-size-adjust:none}
.nav,h1,h2,h3,h4,h5,h6,.nav,.brand,.link,.f_nav,.inside_Aus,.insli,.inside_img,.ins-right h1 p,.ins_left h1,.ins-right h1,.contact span,.list,.lib_Menubox{font-family:"微软雅黑","黑体",Arial, Helvetica, sans-serif;}
input[type="button"],input[type="tel"], input[type="submit"], input[type="reset"],input[type="text"],select{-webkit-appearance:none;outline:none;}


.case ul li span {width:274px; height:176px; *display: block;*font-size:154px;/*高度/字体大小的比值为1.14*/*font-family:Arial; overflow:hidden;display: table-cell;vertical-align:middle;text-align:center; border:1px solid #e1e1e1;}
.case ul li span img {max-width:274px; max-height:176px; display:block; margin:0 auto;}

.Single { padding:10px; line-height:30px; font-size:14px;}

/*Foot*/
.Copy_Center { width:1200px; margin:0 auto; position:relative}