body, div, h1, h2, h3, h4, h5, h5, p, ul, ol, li, dl, dt, dd { margin: 0; padding: 0;}
ul, ol { list-style-type: none;}

body { font: 14px "Microsoft Yahei",Arial,Helvetica,sans-serif; color: #515151;}
a { color: #515151; text-decoration: none;}
a:hover { color: #31a5e7;}

.clearfix:after { content: ""; display: table; clear: both;}

.ml-nav { position: fixed; top: 0; left: 0; z-index: 10; width: 100%; padding: 15px 0; background-color: rgba(255, 255, 255, 0.85);}

.footer-link { padding: 30px 0; border-top: 1px solid #eee; border-bottom: 1px solid #eee;}
.footer-link dl { float: left; width: 19.9%;}
.footer-link dt { line-height: 45px; font-weight: 700;}
.footer-link dd { line-height: 28px;}
.footer-link a { color: #515151; text-decoration: none;}
.footer-link a:hover { color: #31a5e7;}