/* normal */
*{ margin: 0; padding: 0; }
.none{ display: none; }


/* nav */
.nav{ width: 970px; height: 31px; margin: 0 auto; position: relative; background: url(../imgs/nav_bg.png); z-index: 100; }
.nav .nav_part{ float: left; width: 121px; height: 31px; line-height: 31px; text-align: center; font-size: 14px; font-weight: bold; background: url(../imgs/nav_li_bg.png)  no-repeat left top; }
.nav .nav_part a{ color: #ffffff; display: block; }
.nav .nav_part a:hover{ color:r; text-decoration: none; }
.nav .nav_bg_none{ background: none; }
.nav dl{ display: none; position: absolute; *margin: 0 0 0 -52px; }
.nav dd{ width: 121px; height: auto; _height: 24px; min-height: 24px; line-height: 20px; font-size: 12px; font-weight: normal; border-bottom: 1px solid #2d64a2; }
.nav dd a{ width: 121px; padding: 4px 0; background: #C30D15; }
.nav dd a:hover{ background:#F0151A; }