/*body, html {margin:0; padding:0;}*/
.clear {clear:both;height:1%;font-size:0;}
.l {border-left:1px solid #ccc;border-right:1px solid #fff;}
.lr1 {float:left; width:1px;height:60px;border-left:1px solid #ccc;}
.lr2 {float:left; width:1px;height:30px;border-left:1px solid #ccc;}
.wt {float:left; height:60px; background-color:#fff;border-top:1px solid #ccc}
.wb {float:left; height:30px; background-color:#fff;border-bottom:1px solid   #ccc; border-left:1px solid #ccc;border-right:1px solid #fff;}
.bl {float:left;width:11px; height:60px; background-color:#000;border:1px solid #ccc}
.w12 {width:9px;}
.w14 {width:12px;}
.w19 {width:17px;}
.w20 {width:18px;}
.w23 {width:20px;}
.gap {height:8px;}
.indent {margin-left:20px;}
.small {font-size:80%;}
#keybd {width:100%;padding:2px;margin:5px;border-top:1px solid #000;border-bottom:1px solid #000;}
#key {float:left;margin-top:10px;}
#chord {float:left;margin-top:10px;width:160px;}
#formula {float:left;margin-top:10px;padding:0 10px;width:160px;margin-left:5px;border-left:1px solid #000;}