.margin-top-150{
    margin-top: 150px;
}

.margin-top-100{
    margin-top: 100px;
}

.margin-top-40{
    margin-top: 40px;
}
.margin-top-15{
    margin-top: 15px;
}
.mainBox{
    background-image: url('../images/xing.png');
    background-position: top center;
    padding-top: 100px;
}

/* 面包屑 */
.crumbs{
    background-color: rgba(255,255,255,0.15);
    padding: 7px 15px;
    font-size: 16px;
    color: #fff;
    letter-spacing: 1px;
}
.crumbs a{
    color: #fff;
}
.crumbs a:hover{
    text-decoration: none;
}
.crumbs a:focus{
    text-decoration: none;
}


/*  */
.contactUs_title{
    color: #fff;
    font-size: 30px;
    text-align: center;
    font-weight: bold;
}
.addressTxt{
    color: #fff;
    text-align: center;
    font-size: 17px;
    opacity: 0.95;
    line-height: 50px;
    letter-spacing: 1px;
}
@media screen and (max-width:768px){
    .addressTxt{
        font-size: 15px;
        line-height: 40px;
    }
}