body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: "微软雅黑", Arial, Helvetica, sans-serif;
}
.nav{
    width: 1400px;/*margin: 0 auto;*/
    /*width: calc(99.2% + 2 * (100vw - 375px) / 225);*/
    margin-left: 80px;
}



.nav ul li{
    width: 120px;
    float: left;
    height: 50px;
    line-height: 50px;
    list-style-type: none;
    cursor: pointer;
    text-align: center;
}

.nav ul li a{

    width: 105px;
    color: #fff;
    text-align: center;
    font-size: 16px;
    height: 46px;
    text-decoration: none;
    display: inline-block;
}
.header{
   /* width: calc(110% + 2 * (100vw - 375px) / 225);*/
    background: rgba(0, 0, 0, 0.6);
    height: 65px;
    margin: 0 auto;
    position: relative;
}
.ul_height{
    margin-top: 15px;
}
.search_input{
    position: relative;
    display: none;
    bottom: 50px;
    left: 850px;
    width: 100px;
}
.member_login {
    position: relative;
    border: 1px solid #fff;
    height: 35px;
    /*left: 1300px;*/
    left: 1300px;
    line-height: 35px;
    bottom: 50px;
    width: 100px;
    text-align: center;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
}
.imgbg img{
    vertical-align: top;
    margin: 0;
    padding: 0;
    position: absolute;
    width: 100%;
    height: 100%;
}
.imgbg1{
    background: url(../images/shouye/bg.jpg) center no-repeat;
}
.mainBody{
    position: relative;
    z-index: 1;
}
.nav .current{
    background: url("../images/shouye/lanmu_bg.png") no-repeat;
}
.nav .currents{
    background: url("../images/shouye/lanmu_bg.png") no-repeat;
}
.nav .currentss{
    background: url("../images/shouye/lanmu_bg.png") no-repeat;
    background-size: 100%;
}
.current_span{
    color: #fff;
}
.nav ul li a:hover{
    border-bottom: 1px solid #21864a;
}
a,a:hover,a:focus{
    text-decoration: none;
    color: #fff;
}

.search {
    cursor: pointer;
    color: #fff;
    margin-top: 7px;
    width: 55px;
    height: 39px;
    background: url(../images/shouye/search_ico.png) center no-repeat;
}
.search:hover {
    background: url(../images/shouye/search_hover.png) center no-repeat;
}
.search_button{
    background: url(../images/shouye/search_hover.png) center no-repeat;
}
.search_button:active{
    background: url(../images/shouye/search_hover.png) center no-repeat;
}
.btn-default {
    background-color: #e0e0e0;
    background-position: -3px -2px!important;
}

.title_logo{
    height: 14rem;
    background: url(../images/runlogo.png) center no-repeat;
    background-size: 40%;
}
.title_bg{
    background-position: 250px 30px !important;
    height: 14rem;
    background: url(../images/shouye/guangdongdilibiaozhiyunying.png) center no-repeat;
    background-size: 40%;
}
@media screen and ( min-width: 1700px) {
    .nav {
        width: 1400px;
         margin: 0 auto;
    }
    .title_logo{
        height: 16rem;
    }
    .title_index{
        height: 18rem !important;
    }
    .title_bg{
        background-position: 280px 30px !important;
        height: 16rem!important;
        background: url(../images/shouye/guangdongdilibiaozhiyunying.png) center no-repeat;
        background-size: 40%;
    }
}


.btn:focus{
    outline: unset !important;
}
/*.dropdown-menu{
    background-color: #fff !important;
    color: #21864a!important;
}*/
.dropdown-menu{
    padding: 0!important;
    margin: unset !important;
    min-width: 50px !important;
    background-color: #fff !important;
}
.dropdown-menu a{
    height: 40px !important;
    color: #21864a !important;
}
.dropdown-menu span{
    line-height: 30px;
}

/*
.dropdown-menu a:hover{
    color: #fff !important;
}
.dropdown-menu>li>a:focus, .dropdown-menu>li>a:hover{
    background-color: #21864a !important;
}*/
body{
    /*width: 98.8vw;*/
    width: calc(99.2% + 2 * (100vw - 375px) / 225);
    /* overflow: scroll;*/
}
/*@media screen and ( max-width: 1500px) {
    body{
        !*width: 98.8vw;*!
        width: calc(110% + 2 * (100vw - 375px) / 225);
        !* overflow: scroll;*!
    }
}*/
@media screen and ( max-width: 1500px) {
    .search {
        cursor: pointer;
        color: #fff;
        margin-top: 3px;
        width: 55px;
        height: 39px;
        background: url(../images/shouye/search_ico.png) center no-repeat;
    }
    .nav{
        width: 1200px;
       /* width: calc(99.8% + 5*(100vw - 1000px)/1000);*/
        margin-left: 80px;
    }
    body,html{
        width: calc(99.8% + 5*(100vw - 1000px)/1000);
    }
    .ul_height{
        margin-top: 10px;
    }
    .header{
        width: calc(99.8% + 5*(100vw - 1000px)/1000);
        background: rgba(0, 0, 0, 0.6);
        height: 55px;
        margin: 0 auto;
        position: relative;
    }
    .nav ul li a{

        width: 100px;
        color: #fff;
        text-align: center;
        font-size: 14px;
        height: 46px;
        text-decoration: none;
        display: inline-block;
    }
    .nav ul li {
        width: 100px;
        float: left;
        height: 45px;
        line-height: 45px;
        list-style-type: none;
        cursor: pointer;
        text-align: center;
    }
    .nav .current {
        background: url(../images/shouye/lanmu_bg.png) no-repeat;
        background-size: contain;
    }
    .nav .currents {
        background: url(../images/shouye/lanmu_bg.png) no-repeat;
        background-size: contain;
    }
    .member_login {
        position: relative;
        border: 1px solid #fff;
        height: 35px;
        left: 1100px;
        line-height: 35px;
        bottom: 50px;
        width: 100px;
        text-align: center;
        color: #fff;
        border-radius: 5px;
        cursor: pointer;
    }
}

@media screen and ( max-width: 1250px) {
    .search {
        cursor: pointer;
        color: #fff;
        margin-top: 0px;
        width: 55px;
        height: 39px;
        background: url(../images/shouye/search_ico.png) center no-repeat;
    }
    .nav{
        width: 1100px;
        /*width: calc(99.8% + 5*(100vw - 1000px)/1000);*/
        margin-left: 80px;
    }
    body,html{
        width: calc(99.8% + 5*(100vw - 1000px)/1000);
    }
    .ul_height{
        margin-top: 8px;
    }
    .header{
        background: rgba(0, 0, 0, 0.6);
        height: 50px;
        margin: 0 auto;
        position: relative;
    }
    .nav ul li a{
        width: 90px;
        color: #fff;
        text-align: center;
        font-size: 12px;
        height: 46px;
        text-decoration: none;
        display: inline-block;
    }
    .nav ul li {
        width: 90px;
        float: left;
        height: 40px;
        line-height: 40px;
        list-style-type: none;
        cursor: pointer;
        text-align: center;
    }
    .nav .current {
        background: url(../images/shouye/lanmu_bg.png) no-repeat;
        background-size: contain;
    }
    .nav .currents {
        background: url(../images/shouye/lanmu_bg.png) no-repeat;
        background-size: contain;
    }
    .member_login {
        position: relative;
        border: 1px solid #fff;
        height: 35px;
        left: 1000px;
        line-height: 35px;
        bottom: 50px;
        width: 90px;
        text-align: center;
        color: #fff;
        border-radius: 5px;
        cursor: pointer;
        font-size: 12px;
    }
}