* {
    padding: 0;
    margin: 0;}

li {
    list-style: none;}

a {
    text-decoration: none;}

h2,
h3,
i,
em {
    font-style: normal;}

html,
body {
    font-family: 微软雅黑;}

input,
img,
a {
    outline: none;
    border: 0;}

.clear {
    clear: both;}

.px1200 {
    max-width: 1200px;
    margin: 0 auto;}