nth child of class code example
Example 1: nth child
/* 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;
}
Example 2: div nth child
div:nth-child(2) {
background: red;
}