body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,button,textarea,p,blockquote,th,td{padding:0;margin:0}a{outline:none;-moz-outline:none;text-decoration:none}.clearfix{zoom:1;_height:1px}.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden}#play_area{position:relative;width:6.90rem;height:5.10rem;margin:15px auto;border-radius:2px;cursor:default}#play_area .play_cell{width:48px;height:48px;border:1px solid #fff;border-radius:4px;position:absolute;background-position:5px 5px;cursor:default;z-index:80;transition-property:background-position;transition-duration:300ms;transition-timing-function:ease-in-out;background-size:cover;background-repeat:no-repeat!important}#play_area .play_cell::before{content:"";display:block;width:100%;height:100%;position:absolute;left:-1px;top:0;background:url(../images/block-mask.png) no-repeat;background-size:230px}#play_area .play_cell.hover{filter:alpha(opacity=80);opacity:.8;box-shadow:0px 0px 8px #000;z-index:90;*border:1px solid #09F}