.qfd:after {
    content: "";
    display: block;
    clear: both;
}
.nst-im{
    background: #FFFFFF;
    width: 100%;
    box-sizing: border-box;
}
.nst{
    display: flex;
    justify-content: space-between;
    width: 1200px;
    margin: 0 auto;
    height: 30px;
    line-height: 30px;
}
.nst span{
}
.nst a{
}
.nstop-dm{
    width: 100%;
}
.nstop{
    display: flex;
    width: 1200px;
    margin: 20px auto;
    justify-content: space-between;
}
.nstop .logo{
    display: block;
    margin: auto 0;
    height: 64px;
    width: 230px;
}
.nstop .nsinput{
    display: flex;
    height: 40px;
    margin: auto;
}
.nstop .nsinput input[type=text]{
    display: block;
    text-indent: 1em;
    border: 1px solid #a87a16;
    border-right: none;
    box-sizing: border-box;
    background: #ffffff;
    width: 340px;
    height: 40px;
    outline: none;
}
.nstop .nsinput input[type=submit]{
    display: block;
    width: 80px;
    line-height: 40px;
    height: 40px;
    outline: none;
    background-color:#1e56c9;
    color: #ffffff;
    border: 1px solid #1e56c9;
    border-left: none;
    box-sizing: border-box;
}
.nstop .nsinput button{
    display: block;
    width: 80px;
    line-height: 40px;
    height: 40px;
    outline: none;
    background: #a87a16;
    border: none;
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}
.nstop .nsinput button img{
    width: 50%;
    height: 80%;
    margin: auto;
    display: block;
}
.nsdh{
    display: flex;
    margin: auto 0;
}

.nsdh img{
    margin: auto;
    height: 50px;
    width: 50px;
}
.nsdh span{
    margin-left: 0.3em;
    font-size: 25px;
    display: block;
    height: 50px;
    line-height: 50px;
}
.nsnav-im{
    background-color: #a87a16;
    width: 100%;
    background-size: 100% 100%;
}
.nsnav{
    display: flex;
    width: 1200px;
    margin: 0 auto;
    height: 40px;
    line-height: 40px;
    justify-content: space-between;
}
.nsnav a:nth-child(-n+1){
    display: block;
    width: 12%;
    text-align: center;
    background-color: #87460c;
    color: #ffffff;
    font-size: 18px;
}
.nsnav a{
    font-size: 16px;
    display: block;
    width: 8%;
    text-align: center;
    color: #ffffff;
}
.nsnav a.nsnav-a{
    position: relative;
    background-color: #FFFFFF;
    color: #87460c;
}
.nsnav a.nsnav-a:after{
    position: absolute;
    content: '';
    height: 2px;
    width: 80%;
    background-color: #87460c;
    bottom: 0;
    left: 10%;
}
.nst-adv{
    margin-top: 10px;
    width: 100%;
}
.nst-adv .adv-1{
    display: flex;
    width: 1200px;
    margin: 0 auto;
    justify-content: space-between;
}
.nst-adv .adv-1 a{
    display: block;
    width: 49%;
    height: 110px;
}
.nst-adv .adv-1 a img{
    width: 100%;
    height: 100%;
}
.nsf-im{
    width: 100%;
    background-color: #333333;
}
.f-dm{
    padding-top: 20px;
    background-color: #666666;
}
.fr-nav{
    display: flex;
    padding-top: 20px;
    height: 30px;
    line-height: 30px;
    justify-content: center;
}
.fr-nav a{
    font-size: 16px;
    color: #FFFFFF;
    margin: 0 10px;
}
.f-dm p{
    height: 30px;
    line-height: 30px;
    color: #FFFFFF;
    text-align: center;
    font-size: 16px;
}
.mtop{
    margin-top: 10px;
}
.mbot{
    margin-bottom: 10px;
}
.f-siz{
    height: 30px;
    line-height: 30px;
    color: #FFFFFF;
    text-align: center;
    font-size: 14px!important;
}
.pbot{
    padding-bottom: 50px;
}