*{
    margin:0;
    padding:0;
}
li{
    list-style:none;
}
p,h1,h2,h3,h4,h5,h6,li,a,span{
    font-family:"microsoft yahei";
}
a{
    text-decoration: none;
}
img{
    float:left;
    width:100%;
}
.w100{
    float:left;
    width:100%;
}