body {
    background: url("../imgs/cases/banner.jpg") no-repeat;
    background-position: top center;
    background-size: 1920px 420px;
    color: #333;
    background-color: #F9F9F9;
}
.title {
    position: absolute;
    top: 70px;
}
.title h3 {
    font-size: 36px;
    line-height: 50px;
    color: #fff;
    margin-top: 94px;
    margin-left: 410px;
}
.title p {
    font-size: 24px;
    line-height: 33px;
    color: #fff;
    margin-top: 10px;
    margin-left: 410px;
}
.casedetail {
    width: 1100px;
    margin: 0 auto;
    margin-top: 340px;
    display: flex;
    flex-direction: column;
    background: #fff;
    box-shadow:0px 3px 20px 0px rgba(0,0,0,0.2);
    padding: 70px 50px;
    border-radius:4px;
    /* background: red; */
    box-sizing: border-box;
}
.casedetail a {
    color: #108EE9;
    font-size: 16px;
    line-height: 22px;
    margin-bottom: 20px;
}
.casedetail h4 {
    font-size: 28px;
    line-height: 40px;
    color: #333;
}
.casedetail>p {
    margin-top: 10px;
    font-size: 16px;
    line-height: 22px;
    color: #999;
    margin-bottom: 24px;
}
.case-add {
    height: 70px;
    width: 100%;
    background: #F9F9F9;
}

/* footer */
.footer-content-public p {
    font-size: 14px;
    text-align: center;
    margin-top: 4px;
}
.footer-content-public {
    margin-left: 65px;
}
.last-public-img {
    margin-left: 14px;
}
.footer .bottom {
    font-size: 14px;
    color: #D9D9D9;
    display: flex;
    margin-top: 41px;
}
.footer .bottom img {
    margin-left: 725px;
    margin-right: 4px;
}
.footer .bottom .copyright {
    margin-left: 50px;
}