body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, table, tbody, th, thead, tr, td, hr, button, article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
}

button {
  border: 0;
  outline: none;
  cursor: pointer;
}

body {
  font-family: MicrosoftYaHei;
}