@media all and (max-width:1440px){
    .w1400 {width: 96%;}
    .lyfw{
        position: relative;
        margin: 0 auto;
        left: 0;
        top: 20%;
    }
    #footer{padding: 40px 0;}
    #footer .navBox_b,#footer dl{width:100%;padding: 0;border: 0;}
    #footer dl{margin-top: 60px;}
    #footer .navBox_b > li{width: 11.1%;margin-right:0;}
    #footer dl dt,#footer dl dd{text-align: center;}
}
@media all and (max-width:1230px) {


}
@media all and (max-width:1000px) {
    #footer .navBox_b > li{width: 100%;}
    #footer .navBox_b li h5 button{display:block;color: #92bef6;font-size: 18px;font-weight: bold;width: 100%;text-align: left;padding: 13px 0;border-bottom: 1px solid #507eb8;position: relative;}
    #footer .navBox_b li h5 button::after{position: absolute;top: 50%;right: 0;content:'';display: block;width: 8px;height: 8px;border-right: 2px solid #FFF;border-top: 2px solid #FFF;-webkit-transform:  rotate(135deg);transform:rotate(135deg);margin: -7px 3px 0 0;transition: all .3s ease;}
    #footer .navBox_b li h5 button.over{color: #fffffff7;}
    #footer .navBox_b li h5 button.over:after {transform: rotate(315deg);}
    #footer .navBox_b li h5 a{display:none;}
    #footer .navBox_b li ul{display:none;background: #306ebd;margin: 0;padding: 15px 20px;}
}