/* CSS重置 */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
    box-sizing: border-box; /* 保证盒模型包含边框和内边距 */
    -webkit-font-smoothing: antialiased; /* 字体抗锯齿 */
    -moz-osx-font-smoothing: grayscale; /* 字体抗锯齿 */
    font-family: 'MicrosoftYaHei';
}
 
/* 将 ol, ul, li 列表样式重置为 none，以移除默认的项目符号和内边距 */
ol, ul {
    list-style: none;
}
 
/* 将 blockquote, q 引用样式重置为无边框和背景 */
blockquote, q {
    quotes: none;
}
 
blockquote:before, blockquote:after,
q:before, q:after {
    content: '';
    content: none;
}
 
/* 使表格没有边框、内边距、外边距，并设置为合并边框模型 */
table {
    border-collapse: collapse;
    border-spacing: 0;
}
 
/* 移除默认的选择框样式 */
input, button, textarea, select {
    outline: none;
}
 
/* 移除超链接下划线，除非使用 :focus 伪类 */
a {
    text-decoration: none;
    color: #000;
}

/*清除浮动*/
.clear:after {
    content: "";
    display: block;
    clear: both;
    visibility: hidden;
    height: 0;
}