/*公共样式*/
*{
  margin: 0;
  padding: 0;
}
body{
  font-size: 14px;
}
a{
  text-decoration: none;
}
a:focus {
  outline: none;
}

img {
  border: none;
}

li {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  padding: 0;
}

a:hover {
  text-decoration: none;
}