Selecting with a Formula

We could also select elements using a formula, an + b.

• a is the cycle size

• n is the counter which starts from 0

• b is the offset value

.box:nth-child(3n+5) {
  font-size: 65px;
}

(3x0)+5=5 <5th element> (3x1)+5=8 <8th element> (3x2)+5=11 <11th element>

Examples