body {background:#e9e9e9; margin:0; padding:0; font:12px/21px normal Arial, Helvetica, sans-serif, "宋体"; color:#666; text-align:center;}
a:link,a:visited {color:#062954; text-decoration:none;}
a:hover,a:active {color:#062954; text-decoration:underline; cursor:pointer;}
div,table,th,td,ul,ol,li,dl,dt,dd,p,h1,h2,h3,form {margin:0; padding:0; text-align:left;}
img {margin:0; padding:0; border:none;}
.fl {float:left;}
.fr {float:right;}
.clear {clear:both;}
/* 字体 */
.text_gray {color:#999;}
.text_black,.text_black a:link,.text_black a:visited,.text_black a:hover,.text_black a:active {color:#000;}
.text_white,.text_white a:link,.text_white a:visited,.text_white a:hover,.text_white a:active {color:#fff;}
/* 广告位 */
.pic950 {width:950px; }
/* 页面头部 */
.header {width:930px; height:29px; margin:3px 0 0; padding:18px 10px; background:url(../images/header.jpg) right repeat-y;}
.logo_Eeworld {float:left; margin:0 12px 0 0; padding:0 15px 0 0; border-right:1px dotted #999;}
.search form {float:left; margin:0 0 0 10px;}
input.input {height:20px; line-height:20px; background:#fff; border:1px solid #cacbcc; font-size:12px;}
input.quicksearch {width:64px; height:22px; margin:0 5px; padding:0; background:url(../images/btn_search.gif) no-repeat; border:none; cursor:pointer;}
.datasearch {width:265px; height:24px; line-height:24px; background:#fff; border:1px solid #ccc; border-top:1px solid #000;}
input.datasheettxt{color:#C40809; border:0; width:180px; font-weight:bold; font-size:12px;}
input.datasheetsearch{width:69px; height:22px; background:url(http://3.eewimg.cn/eeworld2010static/images/sprite_icons.gif) -211px 2px no-repeat; border:0; color:#fff; font-weight:bold; font-size:12px; cursor:pointer;}
/* 导航 */
.nav {width:950px; height:65px; margin:3px 0 0; background:url(../images/nav.jpg) no-repeat top; overflow:hidden;}
.nav ul,.nav dl {list-style:none; margin:0 0 0 20px;}
.nav ul li {float:left; padding:0 9px; line-height:34px; font-weight:bold;}
.nav ul li.on {background:url(../images/nav_on.gif) no-repeat 0 12px;}
.nav dl dd {float:left; margin:0 20px 0 0; line-height:31px;}
/* Xilinx搜索 */
.XilinxBar {width:950px; height:34px; line-height:33px; margin:3px 0; background:url(../images/XilinxBar.jpg) no-repeat;}
.XilinxBar .fl {margin:0 0 0 35px; _margin:4px 0 0 35px; display:inline;}
.XilinxBar .input {width:200px; border:1px solid #656565;}
.XilinxBar .fr {margin:0 5px 0 0; _margin:4px 5px 0 0;}
.XilinxBar .fr img {margin:0 0 0 5px;}
/* 页面尾部 */
.footer { clear:both; width:950px; padding:20px 0; background:#fff url(../images/nav.jpg) no-repeat 0 -65px; border-top:5px solid #fff; overflow:hidden; position:relative; z-index:0;}
.footer p {text-align:center; line-height:24px;}
/* 页面框架 */
.wrap {width:950px; margin:0 auto; padding:5px; background:#fff; overflow:hidden;}
.left,.middle,.right {float:left; width:260px; margin:6px 0 0; overflow:hidden; display:inline; background:#fff;}
.middle {width:450px; margin:6px 12px 0 8px;}
.right {width:210px;}

.downdesc{border:1px solid #e1e1e1;margin:10px 15px;overflow:auto;font-size:12px;border-top:0;height:100%;}
.downdesc h6.dtitle{font-weight:bold;padding:0 6px;background:url(../images/sprite_bg.gif) 0 -255px repeat-x;font-size:14px;line-height:29px;}
.downdesc ul.ulleft{float:left;width:400px;padding:5px 10px;}
.downdesc ul.ulleft li{line-height:19px;} 
.downdesc ul.ulright{float:right;width:200px;margin:35px 0 0;}
.downdesc ul.ulright li input.downletter{margin:0 0 5px 7px;background:url(../images/sprite_icons.gif) 3px -1656px no-repeat;width:117px;height:40px;border:0;cursor:pointer;}


.right .tit {width:175px; height:27px; line-height:27px; margin:0 0 1px; padding:0 8px 0 27px; text-align:right; background:url(../images/tit_r.jpg) no-repeat top;}
.right .tit b {float:left; font-size:12px; color:#000;}
.activity {width:210px; background:url(../images/tit_r.jpg) no-repeat bottom; overflow:hidden;}
.activity .tit {background:url(../images/tit_r.jpg) no-repeat 0 -27px;}
.activity p {padding:8px 10px;}
.study {width:210px; height:50px; margin:6px 0;}
.right ul {margin:5px 0 8px;}
.right ul.down li {width:194px; max-height:42px; line-height:21px; padding:3px 8px 5px; overflow:hidden;}
.right ul.bbs li {width:182px; height:24px; line-height:24px; padding:0 8px 0 20px; background:url(../images/dot.gif) no-repeat 8px 10px; overflow:hidden;}
.right ul.blog li {width:194px; height:60px; line-height:20px; padding:5px 8px; border-bottom:1px dashed #ccc; overflow:hidden;}
.right ul.blog li img {float:left; width:48px; height:48px; margin:3px 12px 16px 0; padding:2px; background:#fff; border:1px solid #ccc;}
.right ul.blog li h2 {font-size:12px;}