*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
li{
    display: block;
    list-style: none;
}
body{
    font: 14px/1.5 "Microsoft Yahei","Hiragino Sans GB","Heiti SC","WenQuanYi Micro Hei",sans-serif;
    color:#333
}
a{
    color: #333;
    text-decoration: none;/
}