/* 通用样式 */
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 , a, div{ margin:0; padding:0; box-sizing: border-box;}
body, button, input, select, textarea { font:12px/1.5 "微软雅黑", arial, \5b8b\4f53; }
h1, h2, h3, h4, h5, h6 { font-size:100%; }
address, cite, dfn, em, var { font-style:normal; }
code, kbd, pre, samp { font-family:courier new, courier, monospace; }
small { font-size:12px; }
ul, ol { list-style:none; }
a { text-decoration:none !important; }
a:hover { text-decoration:underline; }
sup { vertical-align:text-top; }
sub { vertical-align:text-bottom; }
legend { color:#000; }
fieldset, img { border:0; }
button, input, select, textarea { font-size:100%; border: none; outline: none;}
table { border-collapse:collapse; border-spacing:0; }
.clear{ content: ""; clear: both; }
.fl{  float: left; display: inline;}
.fr{  float: right; display: inline}
a{  /*在IE6、7当中也能正常显示为行内元素*/
    display:inline-block;
    *display:inline;
    *zoom:1;
    vertical-align:middle;  /*去掉下边距*/
}
.show img{ width: 100%; height: 100%; }