body{ background: #eaeff4; margin: 0; padding: 0; font-size: 14px;}
ul,li{ margin: 0; padding: 0;}
li{ list-style: none;}
img{ border:0;}
h1,h2,h3,h4,h5,h6{ margin: 0; padding: 0;}
h1{ font-size: 25px; color: #000;}
h2{ font-size: 22px;  color: #000;}
h3{ font-size: 18px; color: #000;}
h4{ font-size: 16px; color: #000;}
h5{ font-size: 14px; color: #000;}
h6{ font-size: 12px; color: #000;}
/*浮动*/
.rh_fl{ float: left;}
.rh_fr{ float: right;}
/*对齐*/
.rh_tcenter{ text-align:center;}
.rh_tright{ text-align:right;}
.rh_tleft{ text-align:left;}

a{ color: #333; text-decoration: none;}
a:hover{ text-decoration: none; color: #f00;}

/*超出显示省略号*/
.rh_ellipsis{display:block;white-space:nowrap; overflow:hidden; text-overflow:ellipsis;}

/*清除浮动*/
.rh_clear{ clear: both;}
/*常用字号*/
.rh_f12{ font-size: 12px;}
.rh_f14{ font-size: 14px;}
.rh_f16{ font-size: 16px;}
.rh_f18{ font-size: 18px;}
.rh_f20{ font-size: 20px;}

/*边距*/
.rh_m10{ margin:10px;}

/*内边距*/
.rh_p10{ padding: 10px;}
.rh_ph10{ padding:0 10px;}
.rh_pv10{ padding:10px 0;}
/*上边距*/
.rh_mt5{ margin-top: 5px;}
.rh_mt10{ margin-top: 10px;}
.rh_mt15{ margin-top: 15px;}
.rh_mt20{ margin-top: 20px;}
/*下边距*/
.rh_mb5{ margin-bottom: 5px;}
.rh_mb10{ margin-bottom: 10px;}
.rh_mb15{ margin-bottom: 15px;}
.rh_mb20{ margin-bottom: 20px;}
/*左边距*/
.rh_ml5{ margin-left: 5px;}
.rh_ml10{ margin-left: 10px;}
.rh_ml15{ margin-left: 15px;}
.rh_ml20{ margin-left: 20px;}
/*右边距*/
.rh_mr5{ margin-right: 5px;}
.rh_mr10{ margin-right: 10px;}
.rh_mr15{ margin-right: 15px;}
.rh_mr20{ margin-right: 20px;}

.rh_clear{clear:both;}