body{
    margin: 0;
    padding: 0;
    font-size: 14px;
    background-color: #F9F9F9;
}

*{
    font-family: "Open Sans","PingFang SC","Microsoft YaHei","Helvetica Neue","Hiragino Sans GB","WenQuanYi Micro Hei",Arial,sans-serif;
}
a{
    text-decoration: none;
}
ul{
    margin: 0;
    padding: 0;
}
ul li{
    list-style: none;
}

/*位置*/
.p_nav{
    padding-bottom: 20px;
    font-size: 14px;
}
.p_nav li{
    display: inline-block;
    line-height: 30px;
}
.p_nav li img{
    vertical-align: middle;
    height: 20px;
}
.p_nav p{
    width: 100%;
    border-bottom: 1px solid #FF7810;
}