body, dl, dd, h1, h2, h3, h4, h5, h6, p, form{margin:0;}   
ol,ul{margin:0; padding:0;}
ul li{list-style: none;}
/*取消苹果设备默认样式*/
input[type="button"],input[type="submit"],input[type="reset"]{-webkit-appearance:none;}
textarea{-webkit-appearance:none;}

body{ font-family:"微软雅黑";  }
a{text-decoration:none;transition: all 0.5s ease; -webkit-transition: all 0.5s ease;}
a:hover, a:focus {text-decoration:none;}
img{outline:0;border:0;max-width:100%;}

.fl{float: left;}
.fr{float: right;}
.clear{clear: both;}
.por{position: relative;}
.poa{position: absolute;}
.margbot0 {margin-bottom:0;}
.margbot5 {margin-bottom:5px;}
.margbot10 {margin-bottom:10px;}
.margbot15 {margin-bottom:15px;}
.margbot20 {margin-bottom:20px;}
.margbot25 {margin-bottom:25px;}
.margbot30 {margin-bottom:30px;}
.margbot35 {margin-bottom:35px;}
.margbot40 {margin-bottom:40px;}
.margbot45 {margin-bottom:45px;}
.margbot50 {margin-bottom:50px;}
.margbot55 {margin-bottom:55px;}
.margbot60 {margin-bottom:60px;}
.margbot65 {margin-bottom:65px;}
.margbot70 {margin-bottom:70px;}
.margbot75 {margin-bottom:75px;}
.margbot80 {margin-bottom:80px;}
.margtop0 {margin-top:0;}
.margtop5 {margin-top:5px;}
.margtop10 {margin-top:10px;}
.margtop15 {margin-top:15px;}
.margtop20 {margin-top:20px;}
.margtop25 {margin-top:25px;}
.margtop30 {margin-top:30px;}
.margtop35 {margin-top:35px;}
.margtop40 {margin-top:40px;}
.margtop45 {margin-top:45px;}
.margtop50 {margin-top:50px;}
.margtop55 {margin-top:55px;}
.margtop60 {margin-top:60px;}
.margtop65 {margin-top:65px;}
.margtop70 {margin-top:70px;}
.margtop75 {margin-top:75px;}
.margtop80 {margin-top:80px;}
.margright0 {margin-right:0;}
.margright10{ margin-right:10px; }
.margright20{ margin-right:20px; }
.margright160{ margin-right:160px; }
.margright307{ margin-right:307px; }

.pad0 {padding:0;}
.padbot0 {padding-bottom:0;}
.padbot5 {padding-bottom:5px;}
.padbot10 {padding-bottom:10px;}
.padbot15 {padding-bottom:15px;}
.padbot20 {padding-bottom:20px;}
.padbot25 {padding-bottom:25px;}
.padbot30 {padding-bottom:30px;}
.padbot35 {padding-bottom:35px;}
.padbot40 {padding-bottom:40px;}
.padbot45 {padding-bottom:45px;}
.padbot50 {padding-bottom:50px;}
.padbot55 {padding-bottom:55px;}
.padbot60 {padding-bottom:60px;}
.padbot65 {padding-bottom:65px;}
.padbot70 {padding-bottom:70px;}
.padbot75 {padding-bottom:75px;}
.padbot80 {padding-bottom:80px;}
.padbot85 {padding-bottom:85px;}
.padbot90 {padding-bottom:90px;}
.padbot95 {padding-bottom:95px;}
.padbot100 {padding-bottom:100px;}
.padtop0 {padding-top:0;}
.padtop5 {padding-top:5px;}
.padtop10 {padding-top:10px;}
.padtop15 {padding-top:15px;}
.padtop20 {padding-top:20px;}
.padtop25 {padding-top:25px;}
.padtop30 {padding-top:30px;}
.padtop35 {padding-top:35px;}
.padtop40 {padding-top:40px;}
.padtop45 {padding-top:45px;}
.padtop50 {padding-top:50px;}
.padtop55 {padding-top:55px;}
.padtop60 {padding-top:60px;}
.padtop65 {padding-top:65px;}
.padtop70 {padding-top:70px;}
.padtop75 {padding-top:75px;}
.padtop80 {padding-top:80px;}
.padtop85 {padding-top:85px;}
.padtop90 {padding-top:90px;}
.padtop95 {padding-top:95px;}
.padtop100 {padding-top:100px;}
.padleft10{ padding-left:10px; }