.banner{
    width: 100%;
}
.banner img{
    width: 100%;
    margin-top: -4px;
}
.navigationbox{
    border-bottom: 1px solid rgba(240,240,240,1);
    margin-bottom: 110px;
}
.navigation li{
    float: left;
}
.navigation li a{
    font-size: 20px;
    color: #666;
    display: block;
    padding: 20px 60px 20px 0;
}
.navigation .active a{
    color: #333;
}
.title{
    font-size: 32px;
    width: 20%;
    color: #666;
}
.content{
    font-size: 18px;
    color: #666;
    line-height: 40px;
    width: 78%;
}
.textfloat{
    margin-bottom:100px;
}


/* 四个盒子均匀分配 */
.flexbox{
    display: flex;
    margin-bottom: 180px;
}
.item{
    flex: 1;
}
.item img{
    display: block;
    margin: 0 auto 40px;
}
.item h4{
    font-size: 20px;
    color: #333;
    text-align: center;
}

/* 图片排列 */
.infobox{
    display: flex;
}
.infoboxtitle{
    font-size: 32px;
    color: #333;
    margin-bottom: 109px;
}
.infoboxleft{
    flex: 1;
    margin-right: 18px;
    position: relative;
}
.infoboxright{
    flex: 1;
    display: flex;
    flex-wrap:wrap;
    align-content: space-between;
}
.lblock,.rblock{
    position: relative;
}
.bottomblock{
    position: absolute;
    left: 0;
    bottom: 30px;
    color: #fff;
}
.bottomblock h4{
    font-size: 22px;
    padding: 0 30px;
    margin-bottom: 15px;
}
.bottomblock p{
    font-size: 18px;
    padding: 0 30px;
    line-height: 36px;
}