.li-img1, .li-img2, .li-img3, .li-img4, .li-img5, .li-img6 {width:100%; height: 6em;  display:flex; justify-content: center; align-items: center}
.li-img1 span{
    display: block;
    width: 87px;
    height: 78px;
    float: left;
    margin: 0 auto;
    background: url(../images/website/website-1.png) no-repeat;
    background-position: 0 -462px;
}
.li-img2 span{
    display: block;
    width: 79px;
    height: 79px;
    float: left;
    margin: 0 auto;
    background: url(../images/website/website-1.png) no-repeat;
    background-position: 0 -229px;
}
.li-img3 span{
    display: block;
    width: 87px; height: 77px;
    float: left;
    margin: 0 auto;
    background: url(../images/website/website-1.png) no-repeat;
    background-position: 0 -385px;
}
.li-img4 span{
    display: block;
    width: 98px; height: 77px;
    float: left;
    margin: 0 auto;
    background: url(../images/website/website-1.png) no-repeat;
    background-position: 0 -806px;
}
.li-img5 span{
    display: block;
    width: 86px; height: 77px;
    float: left;
    margin: 0 auto;
    background: url(../images/website/website-1.png) no-repeat;
    background-position: 0 -308px;
}
.li-img6 span{
    display: block;
    width: 90px; height: 72px;
    float: left;
    margin: 0 auto;
    background: url(../images/website/website-1.png) no-repeat;
    background-position: 0 -540px;
}