#board,.board{background-image:url(img/Silo_backdrop.png);height:750px;margin:auto;position:relative;width:750px}.square6{height:37px;width:113px}.square6,.square8{border-width:0;position:absolute}.square8{height:28px;width:84px}.red_checker6{background-image:url(img/Silo_red_checkers.png);height:31px;position:absolute;width:107px}.red_checker8{background-image:url(img/Silo_red_checkers_8x3.png);height:22px;position:absolute;width:78px}.black_checker6{background-image:url(img/Silo_black_checkers.png);height:31px;position:absolute;width:107px}.black_checker8{background-image:url(img/Silo_black_checkers_8x3.png);height:22px;position:absolute;width:78px}.movableChecker{background-color:#41ff00;cursor:pointer;z-index:1}.overlay_billboard{border-width:0}.coords_overlay6,.overlay_billboard{height:750px;position:absolute;width:750px}.coords_overlay6{background-image:url(img/Silo_coords.png)}.coords_overlay8{background-image:url(img/Silo_coords_8x3.png)}.coords_overlay8,.coords_overlay_reverse6{height:750px;position:absolute;width:750px}.coords_overlay_reverse6{background-image:url(img/Silo_coords_reverse.png)}.coords_overlay_reverse8{background-image:url(img/Silo_coords_reverse_8x3.png);height:750px;position:absolute;width:750px}