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, font, 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, textarea, input {
    margin: 0;
    padding: 0;
}

address, cite, dfn, em, var, i {
    font-style: normal;
}

body {
    font-family: "Microsoft YaHei", PingFangSC-Semibold, PingFang SC, "Times New Roman";
    background: #fff;
}

button, input, select, textarea {
    font-size: 100%;
}

fieldset, img {
    border: 0;
}

a {
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

:focus {
    outline: none;
}

.clearfix {
    clear: both;
    content: "";
    display: block;
    overflow: hidden
}

.clear {
    clear: both;
}

.fl {
    float: left;
}

.fr {
    float: right;
}