.bc {
    width: 800px;
    margin: 200px auto 100px;
    height: 400px;

}

.middle_tit {
    font-size: 18px;
    color: #222;
}

.main .middle .line {
    margin: 10px 0;
    width: 26px;
    height: 0;
    border: 2px solid #000;
}


.address_con {
    min-height: 480px;
    font-size: 14px;
    color: #666;
}