.business-banner {
    width: 100%;
    height: 440px;
    background-image: url("/image/web/zsyz_banner-76e234332551030221317c6f64c2f771.png");
}
.business-banner .returnHome{
    display: block;
    width: 315px;
    height: 135px;
    position: absolute;
    left: 345px;
}
.business-nav {
    width: 100%;
    height: 58px;
    background: #1842D4;
    text-align: center;
}

.business-nav ul {

    padding: 0;
    list-style-type: none;
    width: 1200px;
    margin: 0 auto;
}

.business-nav ul li {
    line-height: 55px;
    width: 228px;
    font-size: 20px;
    color: #FFFFFF;
    margin: 0;
    padding: 0;
    float: left;
}

.business-nav ul li a {
    display: inline-block;
    line-height: 58px;
    font-size: 20px;
    color: #FFFFFF !important;
    width: 286px;
    text-decoration: none;
}

.business-nav ul li a:hover {
    background: #3666F9;
    color: #FFFFFF;
    cursor: pointer;
}

.business-nav ul li:hover {
    background: #3666F9;
    cursor: pointer;
}

.active {
    background: #3666F9;
}