CSS全局定义样式

@charset "utf-8";
body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul,ol, li, pre, form, fieldset, legend, button, input, textarea, th, td { margin: 0;padding: 0; }
body, button, input, select, textarea { font: 12px/1.5 tahoma,arial,"Microsoft YaHei",\5b8b\4f53;}
h1, h2, h3, h4, h5, h6, button, input, select, textarea { font-size:100%; }
ol, ul { list-style: none; }
img { border: 0; }
em, cite, i, var, s { font-style:normal; }
table { border-collapse: collapse; border-spacing: 0; }
a { color: #333;text-decoration: none; }
a:visited,
a:active { text-decoration: none; }
a:hover{ color: #f60; text-decoration: none; }
.fl { float: left; }
.fr { float: right;}
.f12 { font-size: 12px; }
.f14 { font-size: 14px; }
.f16 { font-size: 16px; }
.mt10{ margin-top:10px;}
.ml10{ margin-left:10px;}
.mr10{margin-right:10px}
.gray{color:#999}
.blue{color:#2b91d8}
.green{ color:#2ab200}
.red{color:#F00}
.yh { font-family:"Microsoft YaHei" ,Verdana, "SimSun" ,sans-serif; }
pre { white-space: pre-wrap;word-wrap: break-word; font-family: Verdana,sans-serif; }
.hidden { display: none;}
hr { padding: 0; font-size: 0; line-height: 0; height: 0; border: solid #DDD;border-width: 0 0 1px; }
.al{text-align:left;}
.ac{text-align:center;}
.ar{text-align:right;}
.clear{display:block;overflow:hidden;clear:both;height:0;line-height:0;font-size:0;}
.clearfix {*zoom:1;}
.clearfix:after { content: " "; display: block; height: 0;clear: both; visibility: hidden; }
/* Hides from IE-mac \*/
* html .clearfix { height:1%; }
/* End hide from IE-mac */
section, article, aside, header, footer, nav, dialog,figure {display: block;}
/*让老本的浏览器支持语义化标签*/ /* 强制换行 */
.break-word{word-wrap: break-word;word-break:break-all;}
/* 强制不换行 */
.nowarp{white-space:nowrap;}