/* common */
div,p,dl,dt,dd,table,th,td,form,fieldset,address,h1,h2,h3,h4,h5,h6,ul,ol,li {margin:0;padding:0;}
img,iframe {border:0;}
button,input,textarea,select {margin:0;padding:0;border:0;}
 
.float-left {float:left;}
.float-right {float:right;}

.space1px {clear:both;width:100%;height:1px;}
.space5px {clear:both;width:100%;height:5px;}
.space10px {clear:both;width:100%;height:10px;}
.space20px {clear:both;width:100%;height:20px;}
.space40px {clear:both;width:100%;height:40px;}
.space100px {clear:both;width:100%;height:100px;}

.line1px {width:100%;clear:both;height:1px;margin:0 0;background-color:#666666;}
.line2px {width:100%;clear:both;height:2px;margin:0 0;background-color:#000000;}
.line3px {width:100%;clear:both;height:3px;margin:0 0;background-color:#000000;}
.line5px {width:100%;clear:both;height:5px;margin:0 0;background-color:#000000;}
 
.link {cursor:pointer;}
.center {text-align:center;}