.rules_img{background-image:url(rules_img.3416e.webp);background-repeat:no-repeat;background-size:148px 74px;display:inline-block;overflow:hidden}.rules_img.btn_start{background-position:-1px -1px;height:72px;min-height:72px;min-width:72px;width:72px}.rules_img.btn_stop{background-position:-75px -1px;height:72px;min-height:72px;min-width:72px;width:72px}