range and quantity in css selectors

by bakhshi

HTML

<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>

CSS

div{
    border: solid 1px black;
    width: 50px;
    height: 50px;
    float:left;
}

div:nth-last-child(-n+10):first-child{
    background-color:blue;
}