div{
    position: relative;
    box-sizing: border-box;
}
.topBanner {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.topBanner img {
    width: 100%;
}

.topBanner .title {
    position: absolute;
    z-index: 1;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    text-align: center;
    font: normal normal normal 48px/28px jiangchengheiti;
    letter-spacing: 0px;
    color: #FFFFFF;
    text-shadow: 0px 3px 8px #03304499;
}

.outnav3 {
    height: 80px;
    padding: 0;
    position: relative;
    z-index: 3;
    overflow: hidden;
    text-align: center;
    background-color: #fff;
}

.outnav3 #wrapper22 {
    /*width: 468px;*/
    height: 100%;
    position: relative;
    margin: 0 auto;
}

.nav7 {
    /*width:100%;*/
    display:flex;
    flex-direction:row;
    height: 100%;
    font-size: 0;
    white-space: nowrap;
    align-items: center;
    justify-content: center;
}

.nav7 li {
    /*width: 200px;*/
    width: 122px;
    display: inline-block;
    height: 100%;
    overflow: hidden;
}

.nav7 li:hover a, .nav7 li.on a {
    color: #0082be;
}

.nav7 li a {
    display: block;
    position: relative;
    background-color: #fff;
    color: #394149;
    line-height: 80px;
    font-size: 14px;
    text-align: center;
}