html, body {
  width: 100%;
  height: 100%;
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: #333333;
  margin: 0;
  padding: 0;
}

div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td, header, section, footer {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

ul, li {
  list-style: none;
}

a,
a:focus,
a:focus,
a:hover {
  outline: none;
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}