class="bi x0 y0 w1 h1"
class="bi x0 y0 w2 h2"

class="bi x0 y0 w3 h3"
class="bi x0 y0 w4 h4"
class="bi x0 y0 w3 h3"
class="bi x0 y0 w5 h5"
class="bi x0 y0 w6 h6"
class="bi x0 y0 w7 h7"
class="bi x0 y0 w8 h8"