* {
    margin: 0;
    padding: 0;
}
body, input, p, textarea, select, option, a, ul li {
    font-family: "microsoft yahei";
}
.clearfix:before,
.clearfix:after {
    content: " ";
    display: table;
    clear:both;
}
.clearfix {
    zoom:1;
}
img {
    border: 0;
    max-width: 100%;
}
li {
    list-style: none;
}
a {
    text-decoration: none;
    outline: none;
    border: 0;
}