/* 初始化 */
body, div, span, ul, li, ol, h1, h2, h3, h4, h5, h6, input, textarea, select, p, dl, dt, dd, a, img, button, form, table, th, tr, td, tbody, article, span,
aside, details, figcaption, figure, footer, header, menu, nav, section {

    border: none;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

body {

    font-weight: 400;
    line-height: 1.71428571429;
    color: #212121;
    background-color: #ffffff;
}

ul, li {
    list-style-type: none;
}