#grandphotoblock {
    float: left;
    height: 170px;
    margin: 0 0 0 60px;
    position: relative;
    width: 90%;
}
#photoblock{
position: absolute;
top: 10px;
left: 60px;
height: 150px;
width: 470px; /* 3 images of 150px showing with a 10px margin = 3*(150) + 2*(10) = 470 */
overflow: hidden;
}
#photoblock img{
position: absolute;
top: 0px;
height: 150px;
width: 150px;
cursor: pointer;
overflow: hidden;
}
 
#carouselLeft{
position: absolute;
top: 60px;
left: 0px;
cursor: pointer;
}

#carouselRight{
position: absolute;
top: 60px;
left: 540px;
cursor: pointer;
}