class="bi x0 y0 w2 h2"

class="bi x0 y0 w4 h4"
class="bi x0 y0 w5 h5"
class="bi x0 y0 w6 h7"
class="bi x0 y0 w6 h7"
class="bi x0 y0 w8 h8"
class="bi x0 y0 w9 h9"
class="bi x0 y0 w6 h7"