/*
小于400px
*/
@media only screen and (max-width:400px){
    .case{
        font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
        font-size: 17px;
        color: #000000;
        font-weight:bold;
    }
    .rendering{
        font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
        font-size: 12px;
        color: #999999;
    }
    /*导航栏*/
    .phonetop1{
        width: 100%;
        height: 50px;
        margin: 0 auto;
        background: rgb(40,149,218);
        /*display: -webkit-box;*/
        top: 0px;
        position: fixed;
        z-index: 1000;
    }

    .topleft{
        width: 50%;
        height: 27px;
        float: left;
        display: block;
        border: none;
        overflow: hidden;
        position: absolute;
        top: 11.5px;
        left: 15px;
        outline: none;
        background-size: contain;
        background-image: url("../images/navigation/logo.png");
        background-repeat:no-repeat;
    }


    .topright{
        height: 50px;
        right: 0;
        width: 50%;
    }

    .rightbtn{
        /*margin-top: 17px;*/
        display: block;
        /*border: none;*/
        width: 50px;
        height: 50px;
        /*overflow: hidden;*/
        position: absolute;
        right: 0px;
        top: 0px;
        /*outline: none;*/
        background-size: 21px 16px;
        background-repeat: no-repeat;
        background-position: center;
        background-image: url("../images/navigation/ico_导航@2x.png");

    }
    .btn{
        /*margin-top: 17px;*/
        display: block;
        /*border: none;*/
        width: 46px;
        height: 50px;
        /*overflow: hidden;*/
        position: absolute;
        right: 0px;
        top: 0px;
        /*outline: none;*/
        background-size: 16px 16px;
        background-image: url(../images/other/ico_关闭@2x.png);
        background-repeat: no-repeat;
        background-position: center;
    }

/*关于*/
    #aboutmain .nav .select div {
        width: 30px;
        border-bottom: solid #2895da;
        position: absolute;
        margin: 0 auto;
        left: 0;
        right: 0;
        padding-bottom: 5px;


    }
    .item2{
        /*position: absolute;*/
        /*margin: 0 auto;*/
        top: 10px;
        bottom: 0;
    }
    /*#aboutmain .pic {*/
        /*height: 285px;*/
        /*margin-top: -15px;*/
    /*}*/

    .line2 .text p{
        margin-bottom: -4px;
    }


    .navleft{
        width: 50%;
        height: 80%;
        float: left;

        /* margin-left: 0; */
        display: block;
        border: none;
        overflow: hidden;
        position: absolute;
        top: 11%;
        left: 15px;
        outline: none;
        background-size: contain;
        background-image: url(../images/navigation/logo.png);
        background-repeat: no-repeat;
    }

    .navright{
        height: 50px;
        right: 0;
        width: 50%;
    }







}
/*
小于500px
*/
@media only screen and (min-width:400px) and (max-width:500px){
    .phonetop1{
        width: 100%;
        height: 50px;
        margin: 0 auto;
        background: #2895da;
        /*display: -webkit-box;*/
        top: 0px;
        position: fixed;
        z-index: 1000;

    }

    .topleft{
        width: 50%;
        height: 27px;
        float: left;
        /* margin-left: 0; */
        display: block;
        border: none;
        overflow: hidden;
        position: absolute;
        top: 11.5px;
        left: 15px;
        outline: none;
        background-size: contain;
        background-image: url("../images/navigation/logo.png");
        background-repeat:no-repeat;
    }


    .topright{
        height: 50px;
        right: 0;
        width: 50%;
    }

    .rightbtn{/*margin-top: 17px;*/
        display: block;
        /*border: none;*/
        width: 50px;
        height: 50px;
        /*overflow: hidden;*/
        position: absolute;
        right: 0px;
        top: 0px;
        /*outline: none;*/
        background-size: 21px 16px;
        background-repeat: no-repeat;
        background-position: center;
        background-image: url("../images/navigation/ico_导航@2x.png");

    }

    #aboutmain .nav .select div {
        width: 30px;
        border-bottom: solid #2895da;
        line-height: 23px;
        padding-bottom: 5px;
        font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
        font-size: 16px;
        margin-left: 42.25%;
    }

    #aboutmain .pic {
        width: 100%;
        margin-top: -15px;
    }
    .phonenav .select {
        color: #2895da;
        height: 32px;
        position: relative;
    }



}

/*500到800*/
@media only screen and (min-width: 500px) and (max-width: 800px){
.phonetop1{
    width: 100%;
    height: 50px;
    margin: 0 auto;
    background: rgb(40,149,218);
    /*display: -webkit-box;*/
    top: 0px;
    position: fixed;
    z-index: 1000;

}

.topleft{
    width: 50%;
    height: 54px;
    float: left;
    /*margin-top: 1%;*/
    /*margin-left: 0;*/
    display: block;
    border: none;
    overflow: hidden;
    position: absolute;
    top: 11.5px;
    left: 15px;
    outline: none;
    background-size: contain;
    background-image: url("../images/navigation/logo.png");
    background-repeat:no-repeat;
}

    .navleft{
        width: 50%;
        height: 27px;
        float: left;
        /*margin-top: 1%;*/
        /*margin-left: 0;*/
        display: block;
        border: none;
        overflow: hidden;
        position: absolute;
        top: 11.5px;
        left: 15px;
        outline: none;
        background-size: contain;
        background-image: url("../images/navigation/logo.png");
        background-repeat:no-repeat;
    }

.topright{
    height: 50px;
    right: 0;
    width: 50%;
}

.rightbtn{
    /*margin-top: 17px;*/
    display: block;
    /*border: none;*/
    width: 50px;
    height: 50px;
    /*overflow: hidden;*/
    position: absolute;
    right: 0px;
    top: 0px;
    /*outline: none;*/
    background-size: 21px 16px;
    background-repeat: no-repeat;
    background-position: center;
    background-image: url(../images/navigation/ico_导航@2x.png);

}

    .navright{
        height: 50px;
        right: 0;
        width: 50%;
    }
    .btn{
        /*margin-top: 17px;*/
        display: block;
        /*border: none;*/
        width: 46px;
        height: 50px;
        /*overflow: hidden;*/
        position: absolute;
        right: 0px;
        top: 0px;
        /*outline: none;*/
        background-size: 16px 16px;
        background-image: url(../images/other/ico_关闭@2x.png);
        background-repeat: no-repeat;
        background-position: center;
    }

    #aboutmain .nav .select div {
        width: 30px;
        border-bottom: solid #2895da;
        padding-bottom: 5px;
        font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
        font-size: 16px;
        position: absolute;
        margin: 0 auto;
        left: 0;
        right: 0;
    }

    #aboutmain .pic {
        width: 100%;
        height: 285px;
        margin-top: -15px;
    }



}

@media only screen and (min-width: 800px) and (max-width: 3000px){
    .navanditem{
        /*margin:0 auto;*/
        margin-left: 11.5%;
        height: 60px;
    }



    #employmentmain .content1 .contenttext .titles ul li{
        display:inline-block;
        /*width:19%;*/
        color:#51c8ff;
        font-size:18px;
        float:left;
        margin-top:3%;

    }

    #employmentmain .content1 .contenttext .titles {
        text-align: left;
    }
    #employmentmain .content1 .contenttext .titles ul{
        width: 840px;
        height: 80px;
        border-bottom: 1px solid #f2f2f2;
        list-style:none;
        margin-left:60px;

    }

    .empname{width: 24%; margin-left: 4%}
    .epmsort{width: 20%; }
    .empwork{width: 17%;}
    .empnum{width: 15%;}
    .emptime{width: 16%; margin-right: 4%}

    .st_tree{
        margin: 0 auto;
        width: 840px;
    }
    .st_tree > ul {
        /*margin: 0 90px 0 90px;*/
        border-bottom: 1px solid #f2f2f2;
        /*border-bottom-width: 840px;*/
        padding-left: 3.6%;
    }

    .st_tree .folder {
        list-style-image: url(../images/employment/over.png);
        background-repeat: no-repeat;
        padding: 20px 0;
        color: #262626;
        margin-left: 25px;
    }
    .st_tree ul li .foldername{
        width: 23%;
        text-align:left;
    }
    .st_tree ul li .foldertype{
        width: 21%;
        text-align:left;
    }
    .st_tree ul li .folderadd{
        text-align:left;
        width: 17.5%;
    }
    .st_tree ul li .foldernum{
        text-align:left;
        width: 15%;
    }
    .st_tree ul li .foldertime{
        text-align:left;
        width: 17%;
    }
    .totals{
        color:#616161;
        font-size:14px;
        padding:2% 10%;
        display:inline-block;
    }

}




/*关于*/
.callus{
    font-weight: bold;
    text-align: center;
    /*margin-bottom: 7.5px;*/
    font-size: 17px;
    color: #000000;
    font-family: PingFang-SC-Bold;

}

.contact{
    font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
    font-size: 12px;
    color: #999999;
    text-align: center;
    margin-bottom: 10px;

}

.us{
    font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
    font-size: 10px;
    color: #262626;
    /*position: absolute;*/
    margin: 0 auto;
    left: 0;
    right: 0;
}

.us img{
    width: 20px;
    height: 20px;
    margin-bottom: -5px;
    margin-right: 7.5px;
}
.so{
    height: 1px;
    background: #454c61;
    width: 100%;
    margin-top: 17px;
    border: 1px;
    /*border-bottom-color:#454c61 ;*/
}
.bo{
    margin-bottom: 7.5px;
}
.a{margin-top: 1px;}
.b{margin-top: 2px;}


/*产品*/
#productmain .nav .select div{
    width: 30px;
    border-bottom: solid #2895da;
    /* line-height: 23px; */
    padding-bottom: 8px;
    /* font-size: 16px; */
    /*margin-left: 7.5%;*/
    position: absolute;
    margin: 0 auto;
    left: 0;
    right: 0;
}

/*首页*/
.lookmore{
    padding: 5px 0 15px 0;
}
.lookmore a{
    font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
    font-size: 15px;
    color: #616161;
}
.lookmore a img{
    margin-left: 2px;
    margin-bottom: -1px;
    width: 6px;
    height: 11px;
}
@media only screen and (max-width: 3000px) and (min-width: 800px){
    .case{
        font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
        font-size: 34px;
        color: #000000;
        font-weight:bold;
    }
    .rendering{
        font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
        font-size: 24px;
        color: #999999;
    }
}




.overflow-hidden {overflow: hidden;}



@media only screen and (max-width: 390px){
.us{
    font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
    font-size: 10px;
    color: #262626;
    /*position: absolute;*/
    margin: 0 auto;
    left: 0;
    right: 0;
    margin-left: 5px;
margin-right: 25px;

}
}
@media only screen and (min-width: 390px){
    .us{
        font-family: 'Microsoft YaHei', 微软雅黑, 'Microsoft JhengHei', 宋体;
        font-size: 10px;
        color: #262626;
        /*position: absolute;*/
        margin: 0 auto;
        left: 0;
        right: 0;
        width: 378px;

    }
}
.mask{overflow:scroll}

.width{margin-left: 10px}

#productmain .webnav .item2 #3{
    margin-top: 3px;
}