#contentwrap {
    width: 100%;
}








#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) {
    border-left: 1px solid #ccc;
}

.footer_menu li:nth-child(3) {
    background-color: #ffffff;
    
    border-bottom: 0;
}

.footer_menu li:nth-child(3) a {
    color: #000;
}

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

.picture {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    overflow: hidden;
    
}

.picture {
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.picture li {
    width: 33%;
    height: 500px;
margin-bottom: 6px;
    overflow: hidden;
}

.picture li:hover .img {
    position: relative;
    transform: scale(1.1);
}

.picture li:nth-child(1) .img{
    background: url(../gallery/111.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(2) .img {
    background: url(../gallery/222.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(3) .img {
    background: url(../gallery/333.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(4) .img {
    background: url(../gallery/444.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(5) .img {
    background: url(../gallery/555.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(6) .img {
    background: url(../gallery/666.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(7) .img {
    background: url(../gallery/777.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(8) .img {
    background: url(../gallery/qqq.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}

.picture li:nth-child(9) .img {
    background: url(../gallery/999.jpg) center no-repeat;
    background-size: cover;
    width: 100%;
    height: 500px;
    transition: transform 0.5s;
}


























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


@media all and (max-width:1023px) {
    .main_banner {
    height: 300px;
    }
    
    .picture li {
    width: 49.5%;
}
}

@media all and (max-width:767px) {
    .br_box {
    display: block;
    }
    
    .footer_menu li {
        font-size: 0.8em;
    }
    
    .picture li {
    width: 100%;
        height: 300px;
}
    .picture > li > #img {
        height: 300px;
    } 
}

@media all and (max-width:414px) {
    .footer_menu li {
        font-size: 0.8em;
    }
    
    .picture li {
        height: 200px;
}
    .picture > li > #img {
        height: 200px;
    } 
}