reset.css、layout.css

/*
Copyright (c) 2009, Shawphy(shawphy.com). All rights reserved. http://shawphy.com/2009/03/my-own-reset-css.html Based on YUI http://developer.yahoo.com/yui/reset/ and Eric Meyer http://meyerweb.com/eric/tools/css/reset/index.html Licensed under the BSD License: http://creativecommons.org/licenses/BSD/ version: 1.1 | 20090303
*/

body, div, dl, dt, dd, ul, ol, li,
h1, h2, h3, h4, h5, h6, pre, code,
form, fieldset, legend, input, button,
textarea, p, blockquote, th, td {
margin: 0;
padding: 0;
}
fieldset, img {
border: 0;
}
/* remember to define focus styles! */
:focus {
outline: 0;
}
address, caption, cite, code, dfn,
em, strong, th, var, optgroup {
font-style: normal;
font-weight: normal;
}

h1, h2, h3, h4, h5, h6 {
font-size: 100%;
font-weight: normal;
}
abbr, acronym {
border: 0;
font-variant: normal;
}

input, button, textarea,
select, optgroup, option {
font-family: inherit;
font-size: inherit;
font-style: inherit;
font-weight: inherit;
}
code, kbd, samp, tt {
font-size: 100%;
}
/*@purpose To enable resizing for IE */
/*@branch For IE6-Win, IE7-Win */
input, button, textarea, select {
*font-size: 100%;
}
body {
line-height: 1.5;
}
ol, ul {
list-style: none;
}
/* tables still need 'cellspacing="0"' in the markup */
table {
border-collapse: collapse;
border-spacing: 0;
}
caption, th {
text-align: left;
}
sup, sub {
font-size: 100%;
vertical-align: baseline;
}
/* remember to highlight anchors and inserts somehow! */
:link, :visited , ins {
text-decoration: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
content: '';
content: none;
}

.clearfix:after {
content: ".";
display: block;
height: 0;
clear: both;
visibility: hidden;
}
.clearfix {display: inline-block;}

/* Hides from IE-mac \*/
* html .clearfix {height: 1%;}
.clearfix {display: block;}
/* End hide from IE-mac */