section#contain{
    position: fixed;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    padding: 0;
}
section#contain .innerPh{
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    background-color: #fff;
}
section#contain .innerPh img{
    width: 100%;
    height: 100%;
    object-fit:cover;
    position: absolute;
    top: 0;
    left: 0;
}

ul#imgIcon{
    height: 9vw;
    position: absolute;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.70);
    width: 100%;
    padding: 1vw;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    z-index: 1000;
}

ul#imgIcon li{
    width: 10vw;
    height: 7vw;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}
ul#imgIcon li:hover{
    opacity: 0.7;
}
ul#imgIcon li:nth-child(10n){
    margin-right: 0;
}
ul#imgIcon li img{
    width: 100%;
    height: 100%;
    object-fit:cover;
    position: absolute;
    top: 0;
    left: 0;
}