E:nth-of-type

Matches an E element, that is the n-th sibling of its type. (Source: W3C)

HTML:

1. <div>
2. <p>Lorem ipsum dolor sit amet, consectetur</p>
3. <div>Lorem ipsum dolor sit amet, consectetur</div>
4. <p>Lorem ipsum dolor sit amet, consectetur</p>
5. </div>

CSS:

1. p{font-style:normal}
2. p:nth-of-type(2){font-style:italic}

Output:

In the example, the third line of text should be set in italics as it is the second p-element.