Not sure why make a whole website of this

    w := 1900
    h := 1200
    divisor := gcd(w, h)
    aspect := fmt.Sprintf("%d:%d", w/divisor, h/divisor)

    func gcd(x, y int64) int64 {
        for y != 0 {
            x, y = y, x%y
        }
        return x
    }