/* Selects the second <li> element in a list */
li:nth-child(2) {
color: lime;
}
/* Selects every fourth element
among any group of siblings */
:nth-child(4n) {
color: lime;
}
:nth-child(1) { /*advantage is you can do it for 2nd, 3rd etc. */
/* styles go here*/
}:nth-child(3) { //the number is the child number you are targeting
//styles here
}<!DOCTYPE html>
<html>
<head>
<style>
/* Selects the second element of div siblings */
.out > :nth-child(1) .myclass {
background: red;
}
.out > :nth-child(2) .myclass {
background: green;
}
.out > :nth-child(3) .myclass {
background: yellow;
}
</style>
</head>
<body>
<div class="out">
<div>
<div>
<div class="myclass">
<p>This is some text.</p>
</div>
SOME
</div>
SOME 2
</div>
<div>
<div>
<div class="myclass">
<p>This is some text.</p>
</div>
SOME
</div>
SOME 2
</div>
<div>
<div>
<div class="myclass">
<p>This is some text.</p>
</div>
SOME
</div>
SOME 2
</div>
</div>
</body>
</html>/* Select the first list item */
li:nth-child(1) { }
/* Select odd list items */
li:nth-child(odd) { }
/* Select even list items */
li:nth-child(even) { }
/* Select each list item every 3 (3,6,9...) */
li:nth-child(3n) { }
/* Select each list item every 3 starting from the fourth (4,7,10...) */
li:nth-child(3n+1) { }.cart-table td:nth-child(2) {
color: red;
}/* Selects the second <li> element in a list */
li:nth-child(2) {
color: lime;
}
/* Selects every fourth element
among any group of siblings */
:nth-child(4n) {
color: lime;
}:nth-child()/* This selects the nth child (x) of a parent element. */
div:nth-child(x) {
background: red;
}