*{margin: 0px;padding: 0px}
body{
    width: 100%;
    min-width: 1180px;
    font-size: 14px;
    font-family: arial,"΢ÈíÑźÚ";
    line-height: 1.5em;
}
a{
    text-decoration: none;
}
.clear{
    clear: both;
}
.top{
    width: 1180px;
    margin: auto;
    padding: 5px;
}
.nav
{
   width: 590px;
    float: right;
}
.nav li{
    list-style: none;
    float: left;

}
.nav li a{
    padding: 25px 13px;
    display: inline-block;
    text-decoration: none;
    color: #626262;
    font-size: 15px;
}
.nav_search{
    float: right;
    width: 29px;
    margin-top: 20px;
}
.nav_search img{
    cursor: pointer;
}
.nav_search_input{
    width: 0px;
    display: none;
    float: left;
    height: 26px;
}
.index_title{
    text-align: center;
    font-size: 27px;
    padding: 50px 0px 10px;
    color: #626262;
}
.index_title_en{
    text-align: center;
    font-size: 15px;
    color: #626262;
    padding-bottom: 20px;
}
.index_nav_mian{
    width: 1080px;
    margin: auto;
}
.index_nav_mian_one{
    width: 230px;
    background: #f5f5f5;
    margin: 20px 20px;
    float: left;

}
.index_nav_mian_one_div{
    width: 200px;
    margin: auto;
    padding-top: 15px;
}
.index_nav_mian_one_div_title{
    line-height: 40px;
    padding-left: 20px;
    float: left;
    font-family: "ËÎÌå";
    font-weight: 600;
    font-size: 20px;
    color: #777777;
    letter-spacing: 2px;
}
.index_nav_mian_one_main{

    width: 190px;
    margin: auto;
    padding-top: 20px;
    padding-bottom: 20px;
    color: #777777;
}
.index_about{
    width: 100%;
    background: #f5f5f5;
   margin: 20px 0px;
    padding: 40px 0px;
    color: #626262;
}
.index_about_main{
    width: 1080px;
    margin-top: 20px;
    margin: auto;
}
.index_about_main_left{
    width: 600px;
    float: left;
    letter-spacing: 1px;
    text-align: justify;
}
.index_about_main_right{
    float: right;
}
.index_about_main_left_title{
    font-size: 20px;
    margin: 15px 0px;
    letter-spacing: 1px;
}
.index_news{
    width: 100%;
    padding: 20px 0px;
    background: #f5f5f5;

}
.index_news_one{
    width: 500px;
    float: left;
    margin: 10px 20px;
}

.index_news_one_pic{
    width: 160px;
    float: left;
    margin: 10px;
}
.index_news_one_pic img{
    width: 100%;
}
.index_news_one_right{
    width: 310px;
    float: left;
    color: #626262;
}
.index_news_one_right_title{
    margin: 10px 0px;
    border-bottom: 1px solid #b3b1b2;
    color: #626262;

}
.index_news_one_right_more{
    color: #e2e5ee;
    background: #c0c0bf;
    text-transform:uppercase;
    font-size: 12px;
    padding: 2px;
    margin-left: 20px;
}
.index_case_one{
    float: left;
    width: 180px;
    margin:10px 10px 30px;
    padding: 5px;
    border: 1px solid #cacaca;
    background: #f5f5f5;

}
.index_product_one{
    float: left;
    width: 230px;
    margin:10px 10px 30px;
    padding: 5px;
    border: 1px solid #cacaca;
    background: #f5f5f5;
}
.index_case_one img{
    width: 100%;
}
.foot{
    background: #343434;
    width: 100%;
    color:#d7d7d7;
    min-height: 100px;
}
.foot_main{
    width: 1000px;
    margin: auto;
    line-height: 2em;
    padding: 20px;
}
.foot_main a{
    color: #d7d7d7;
}
.foot_title{
    font-size: 16px;
    padding: 15px 0px;
}
.foot_link{
    width: 150px;
    float: left;
}
.foot_contact{
    width: 300px;
    float: left;

}
.fooot_feedback{
    width: 500px;
    float: right;
}
.fooot_feedback input[type=text],.fooot_feedback textarea{
    width: 200px;
    padding: 5px;
    margin: 5px;
}
.fooot_feedback input[type=submit]{
    width: 50px;
    float: right;
    cursor: pointer;
    text-align: center;
    padding: 5px;
    margin: 5px;
}
.page{
    text-align: center;
}
.page span,.page a{
    display: inline-block;
    padding: 5px;
}
.banner{
    width: 100%;
    height: 598px;
    position: relative;
}
.banner1{
    transition: all .5s;
    -moz-transition: all .5s; /* Firefox 4 */
    -webkit-transition: all .5s; /* Safari ??Chrome */
    -o-transition: all .5s; /* Opera */
    z-index: 10;
    opacity: 0;
    filter:alpha(opacity=0);
    position: absolute;
    left: 0px;
    top: 0px;
    background-position: center center!important;
    width: 100%;
    height: 598px;
    background-repeat: no-repeat!important;
}
.banner1_select{
    z-index: 11;
    opacity: 1;
    filter:alpha(opacity=100);
}
.banner_span{
    position: absolute;
    z-index: 20;
    left: 0px;
    width: 100%;
    bottom: 20px;
    text-align: center;
}
.banner_span span{
    display: inline-block;
    width: 15px;
    height: 15px;
    border-radius: 100%;
    background: #555555;
    margin: 5px;
    cursor: pointer;
}
.banner_span_select{
    background: #999999!important;
}