#kal{width:280px;padding:0px;border:0px;margin-left:auto;margin-right:auto}#scrn{width:280px;height:160px;border:0px;position:relative}.block{width:7px;height:4px;margin:0px;border:0px;padding:0px;position:absolute}#buttons{text-align:center}#buttons input{width:7em}