.crumbs {
    width: 70%;
    height: 80px;
    line-height: 80px;
    margin:0 20%;
    background-color: #b83133;
    opacity: 0.5;
    color: white;
    padding-left: 20px;
    margin: 0 auto;
}
a {
    color: white;
}
.service {
    margin: 0 auto;
    max-width: 70%;
    margin-bottom: 4%;
    padding-top: 3%;
    padding-bottom: 3%;
    font-family: "Noto Sans SC";
    line-height: 2;
    color: #3e3e3e;
}
.banner {
    background: url(/images/中达党建.png);
    background-size: cover;
}