html, body, div, ul, li, h1, h2, h3, h4, h5, h6, p, dl, dt, dd, ol, form, input, textarea, th, td, select {
    margin: 0;
    padding: 0;
    list-style: none;
}
body {
    font-size: 0;
}
a {
    text-decoration: none;
}
.iconfont {
    font-size: .16rem;
}