/*基本*/
body {font-size:12px;line-height:150%}
p{margin:0;padding:0}
a:link,a:visited {color:#4747db;text-decoration:none;}
a:hover{color:red}

/*布局*/
#lr{width:760px;margin:0 auto}
#l{float:left;width:180px;}
#r{float:right;width:580px;}
.c{clear:both}
.margin5{margin-bottom:5px}
.padding5{padding:5px}