@charset 'utf-8';
ul li{list-style: none;}
a{text-decoration: none;}
.fl{float: left;}
body {
    margin: 0;
    padding:0;
}



html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, font, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td {
    background: transparent;
    border: 0;
    margin: 0;
    padding: 0;
    vertical-align: baseline;
    list-style-type: none;
}


/*= effect-2 css end =*/


/*= Media Query 
=============== */
/* 公司简介 */
.content{height: 400px;width: 100%;}
.g{border: 1px solid #999;width: 23%;height: 300px;margin:0 1%;}
/* 服务宗旨 */
.tenet span{font-size: 20px;font-family: "微软雅黑";text-align: center;height:10%;}
.t-k{width:31%;margin:0 1%;}
/* 联系我们 */
.all{margin:0 auto;max-width: 1000px;height: 300px;}
.u{width: 33%;height:60%;padding:5% 2%;}
.p-content{height: 300px;width: 100%;}
.con{font-family: "新宋体";font-size: 30px;color: #333;}
.add{font-family: "新宋体";font-size: 16px;color: #333;margin-top: 3%;}
.tel{font-family: "新宋体";font-size: 16px;color: #333;margin-top: 3%;}
@media only screen and (max-width:1500px){
}

@media only screen and (max-width: 1100px){
    .tit img{width:150px;}
    .all{margin:0 auto;width: 850px;height: 300px;}
    .u{width: 33%;height:50%;padding:5% 2%;}
    .p-content{height: 300px;width: 100%;}
    .con{font-family: "新宋体";font-size: 20px;color: #333;}
    .add{font-family: "新宋体";font-size: 12px;color: #333;margin-top: 3%;}
    .tel{font-family: "新宋体";font-size: 12px;color: #333;margin-top: 3%;}
}
@media (max-width: 1100px) {
    nav{font-size: 12px;}
    .logo{float: left;margin-top:-1%;}

}
@media only screen and (max-width: 980px){
     p-w span{font-size: 24px;font-family: "微软雅黑";text-align: center;height:10%;margin:5% 0;display: block;}
    .p-u{width: 84%;margin:5% auto;}
    .p-con{font-family: "新宋体";font-size: 20px;color: #333;}
    .p-add{font-family: "新宋体";font-size: 16px;color: #333;margin-top: 3%;}
    .p-tel{font-family: "新宋体";font-size: 16px;color: #333;margin-top: 3%;}
    .pb-content{width: 100%;height: 100%;}
    .pb-k{max-width: 1000px;min-height: 468px;}
    .pb-g{width: 40%;min-height: 200px;border:1px solid #999;}
    .r{margin:0 8% 0 2%;}
    .l{margin:0 2% 0 8%;}
    .p-z a img{width:85%;}
    .t-t{margin-bottom: 5%;}
    }
@media only screen and (max-width:800px){
     .p-w span{font-size: 24px;font-family: "微软雅黑";text-align: center;height:10%;margin:5% 0 2%;display: block;}
    .tit img{width:120px;}
    .p-u{width: 84%;margin:5% auto;}
    .p-con{font-family: "新宋体";font-size: 20px;color: #333;}
    .p-add{font-family: "新宋体";font-size: 16px;color: #333;margin-top: 3%;}
    .p-tel{font-family: "新宋体";font-size: 16px;color: #333;margin-top: 3%;}
    .pb-content{width: 100%;height: 100%;}
    .pb-k{max-width: 1000px;min-height: 500px;}
    .pb-g{width: 40%;min-height: 200px;border:1px solid #999;}
    .r{margin:0 8% 0 2%;}
    .l{margin:0 2% 0 8%;}
    .t-t{margin-bottom: 5%;}
    .p-z a img{width:85%;}
}
@media (max-width:500px) {
    .tit img{width:100px;}
    .w{width: 50%; margin:0 auto;}
    .p-w span{font-size: 20px;font-family: "微软雅黑";text-align: center;height:10%;}
    .p-z{margin:5%;}
    .p-u{width: 70%;margin:5% auto;}
    .p-con{font-family: "新宋体";font-size: 20px;color: #333;}
    .p-add{font-family: "新宋体";font-size: 12px;color: #333;margin-top: 3%;}
    .p-tel{font-family: "新宋体";font-size: 12px;color: #333;margin-top: 3%;}
}

/* 中部大图 */
.top_us {
    
    z-index: 100;}
.top_us .img-us {
    background: url("../../images/dianjin/aa.jpg") no-repeat center;
    background-attachment: fixed;
    background-size: cover;

}
.imgfixed-us {
    overflow: hidden;
    position: relative;
    margin: 0;
    }