#contentwrap {
    width: 100%;
}

.br_box {
    width: 100%;
    height: 78px;
    display: none;
}

.content_box {
    max-width: 1280px;
    margin: 0 auto;
}

.main_banner {
    background: url(../img/footer_main.jpg) center no-repeat;
    width: 100%;
    height: 500px;
    background-size: cover;
}

.footer_menu {
    width: 100%;
    height: 45px;
    margin: 30px 0;
    margin-top: 0px;
    margin-bottom: 100px;
    border-top: 2px solid #000;
    box-sizing: border-box;
    
}

.footer_menu ul {
    width: 100%;
}

.footer_menu li {
    width: 25%;
    
    text-align: center;
    line-height: 45px;
    
    background-color: #fff;
    box-sizing: border-box;
    background-color: #f8f8f8;
    
    border-right: 1px solid #ccc;
    border-bottom: 1px solid #ccc;
}

.footer_menu li a {
    display: block;
}

.footer_menu li:hover a {
    color: #bbb;
}

.footer_menu li:nth-child(1) {
    background-color: #ffffff;
    
    border-bottom: 0;
    border-left: 1px solid #ccc;
}

.footer_menu li:nth-child(1) a {
    color: #000;
}

.text_box {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 40px;
}

.text_box p {
    font-size: 14px;
}

.text_box span {
    font-size: 18px;
}











/**********************************/


@media all and (max-width:1023px) {
    .main_banner {
    background: url(../img/footer_main.jpg) center no-repeat;
    width: 100%;
    height: 300px;
    background-size: cover;
    }
}

@media all and (max-width:767px) {
    
    .br_box {
    width: 100%;
    height: 78px;
    display: block;
    }
    
    .text_box {
        height: 100%;
    }
    
    .footer_menu li {
        font-size: 0.8em;
    }
}

@media all and (max-width:414px) {
    .footer_menu li {
        font-size: 0.8em;
    }
    
}