body,div,ul,li,dl,dd,dt,p,h1,h2,h3,h4,h5,h6,form,table{margin:0;padding:0}
body{font-size:14px;color:#333;line-height:1.6; font-family:"微软雅黑"}
ul,dl{list-style:none}
a,a:visited{color:#333;text-decoration:none}
a:hover{}
a:focus{outline:none}
a:active{blr:expression(this.onFocus=this.blur())}
img{border:0}

/* 公共 */
.wrap{width:100%;margin:0 auto}
.cf:after{content:"";display:block;clear:both;height:0;overflow:hidden}
.cf{zoom:1}
.head,.nav,.banner,.cont,.t10{margin-top:10px}
.b10{margin-bottom:10px}

/* 顶部 */
.head{height:110px; width:1200px; margin:0 auto}
.head .logo{width:100px;float:left; padding-top:5px}
.head .search{width:363px;overflow:hidden;float:right; margin-top:20px;font-size:12px; color:#ea5504; text-align:right}
.head .search a{ font-size:11px;  color:#ea5504;font-family:Geneva, Arial, Helvetica, sans-serif; text-align:right}

.head .call{width:363px; float:right; margin-top:10px;}

/* 导航 */


.nav{height:26px;position:relative;z-index:2;float:left; width:615px; margin-top:65px; margin-left:50px}
.nav dl a,.nav dl a:visited,.nav dl a:hover{display:block;color:#666;overflow:hidden;text-align:center}
.nav .n_p{position:absolute;top:0;left:0;height:26px;width:10px}
.nav .n_n{position:absolute;top:0;right:0;height:26px;width:10px}
.nav .n_c{position:absolute;top:0;left:10px;height:26px;overflow:hidden}
.nav .n_c dl{float:left;margin-left:-2px;_display:inline}
.nav .n_c dl a{margin-left:2px;width:85px;height:16px;line-height:16px}
.nav .n_c dl a.on{}

.nav .n_c dl dd{display:none; width:width:150px; font-size:12px}
.nav .n_hover{z-index:3;position:absolute;top:-12px;width:85px}
.nav .n_hover dt{padding-top:8px;width:85px}
.nav .n_hover dt a{height:24px;line-height:24px}
.nav .n_hover dd{display:none;width:150px;font-size:12px; background:#fff url(../img/nav-t.gif) no-repeat left top; padding-top:27px;  border-bottom:2px solid #ea5504}
.nav .n_hover dd a{height:42px;line-height:42px; width:150px; text-align:left; text-indent:15px; background:#E5E4E4}
.nav .n_hover dd a:hover{ background:#7DCCF3; width:150px}


/* banner */
.banner{position:relative;z-index:1;width:1525px;height:458px;overflow:hidden; margin:0 auto}
.banner ul{position:absolute;width:1525px;height:458px;overflow:hidden}
.banner ul li{float:left;width:1525px;height:458px}
.banner .b_prev,.banner .b_next{z-index:2;position:absolute;display:block;width:38px;height:78px;top:190px;border-radius:5px;filter:alpha(opacity=40);opacity:0.4}
.banner .b_prev{left:10px;background:url(../img/bg.gif) 0 -191px no-repeat}
.banner .b_next{right:10px;background:url(../img/bg.gif) -38px -191px no-repeat}
.banner .b_prev:hover,.banner .b_next:hover{filter:alpha(opacity=70);opacity:0.7}
.banner .b_push{z-index:2;position:absolute;bottom:10px}
.banner .b_push a{width:15px;height:15px;border-radius:8px;overflow:hidden;display:inline;float:left;margin-left:5px;background:#C4C4C4}
.banner .b_push a:hover{background:#A0A0A0}
.banner .b_push a.on{background:#02A0E9}

/* 区块一 */
.b1_top{}
.b1_tit{height:30px;overflow:hidden; width:897px;background:#7DCCF3}
.b1_tit div{height:30px;float:left;overflow:hidden}
.b1_tit .ct_p{width:10px;margin-left:10px}
.b1_tit .ct_c{line-height:30px; height:30px; color:#fff; font-size:14px; text-indent:30px}
.b1_tit .ct_c a{color:#595757}
.b1_tit .ct_n{width:10px}

.pro-pic {}
.pro-pic .pic{width:290px; float:left; padding-top:10px;padding-left:9px; text-align:center}
.pro-pic .pic img{width:278px; height:213px;text-align:center; margin-left:6px;border:1px solid #ddd}

.pro-pic .pic1{width:293px; float:left; padding-top:10px}
.pro-pic .pic1 img{width:292px;float:left}
.pro-pic .pic1 img:hover{ border:1px #7DCCF3 solid }
.b1_cont{padding:10px;overflow:hidden;min-height:190px}
.b1_cont em{font-style:normal;color:#C00}
.comment_show{padding-top:20px;min-height:100px}

.b1_tit1{height:52px;overflow:hidden; width:817px; border-bottom:4px solid #F5F3F3}
.b1_tit1 .ct_d{line-height:52px; height:52px;  font-size:13px}
.b1_tit1 .ct_d a{color:#595757}

.b1_tit2{height:40px;overflow:hidden; width:1105px; border-bottom:4px solid #F5F3F3; margin-top:10px}
.b1_tit1 .ct_d{line-height:40px; height:40px;  font-size:13px}
.b1_tit1 .ct_d a{color:#595757}

/* 区块二 */
.b2_tit{height:14px;overflow:hidden}
.b2_tit b{float:left; font-weight:500; color:#005aaa; font-size:16px; width:380px}
.b2_tit b span{float:right; font-weight:300; color:#005aaa; font-size:12px}
.b2_tit b span a{ color:#8e8f8f}

.b3_tit{height:30px;overflow:hidden;line-height:30px; background:#7DCCF3}
.b3_tit b{float:left; font-weight:500; color:#005aaa; font-size:15px; width:291px; color:#fff; text-indent:20px}

.b2_cont{overflow:hidden; color:#005bab; height:259px; padding-left:25px; padding-right:25px; background:#F5F3F4; line-height:30px}
.b4_cont{overflow:hidden; color:#005bab; height:173px; padding-left:25px; padding-right:25px}
.b3_cont{overflow:hidden; color:#005bab; padding:25px 45px 45px 0; width:817px}

.b5_tit{height:40px;overflow:hidden; line-height:40px; border-bottom:1px dashed #7DCCF3}
.b5_tit b{float:left; font-weight:500; color:#005aaa; font-size:16px; width:340px}
.b5_tit b span{float:right; font-weight:300; color:#005aaa; font-size:12px}
.b5_tit b span a{ color:#8e8f8f}
/* 内容公共 */
.cont .more{display:block;float:right;overflow:hidden;height:30px;margin:2px 10px 0 0; font-size:12px; color:#666666}

/* 2列 */
.c2_l{float:right;width:897px}
.c2_r{float:left;width:292px}

.c2_2{float:left;width:460px}
.c2_2 dl dt{color:#005bab; font-size:22px; border-bottom:1px #CCCCCC dashed; padding-bottom:16px; padding-top:20px; font-family:'微软雅黑'; font-weight:500}
.c2_2 dl dd{ font-size:12px; color: #666666;padding-top:25px; line-height:22px}
.c2_2 dl dd a{ height:129px}
.c2_2 dl dd a img{ height:129px; border-right:dashed #8e8f8f 1px}
.c2_r1{float:right;width:621px}
.c2_3{float:left;width:1200px}
.c2_3 dl{width:1000px; margin:0 auto}
.c2_3 dl dt{color:#005bab; font-size:22px; padding-top:20px; font-family:'微软雅黑'; font-weight:500; margin:0 auto; width:115px}
.c2_3 dl dd{ font-size:14px; color: #8e8f8f; float:left; width:150px; margin-left:45px}
.c2_3 dl dd b{float:left; width:150px; text-align:center; font-weight:300; color:#005aaa; margin-left:-25px;margin-top:15px}
.c2_3 dl dd span{color: #666; float:left; width:150px; text-align:center; font-weight:300; margin-left:-25px; font-size:12px}


.m_l{float:left;width:271px; margin-left:28px; position:relative; margin-top:-30px}
.m_r{float:right;width:817px; margin-right:40px}

.m_r1{float:left;width:1105px; margin:0 45px}
/* 3列 */
.c3{width:100%;overflow:hidden}
.c3_m{width:1200px;margin-top:-10px}
.c3_l{float:left;width:340px; margin-top:30px}
.c3_b{float:left;width:340px; margin-top:30px}

.c3_2{float:left;width:489px; margin-top:60px;margin-left:45px}
.c3_2 ul li{ font-size:12px; color:#666666; padding-top:15px; font-family:"微软雅黑"; margin-left:45px}
.c3_3{float:left;width:225px; margin-top:60px; margin-left:40px}
.bannerbg {width:100%; background: url(../img/bannerbg.jpg) no-repeat; height:351px; margin-top:30px;}

/* 底部 */
.foot{padding:10px; width:100%; background:#005bab; height:50px}
.foot p{line-height:1.8; color:#fff; font-size:13px; float:left; line-height:50px}
.foot p a{color:#fff}

/* 分页 */
.pages{margin-top:5px}
.pages a,.pages a:visited,.pages b,.pages span{display:inline;float:left;min-width:12px;height:20px;line-height:20px;margin:5px 5px 0 0;padding:2px 5px;text-align:center;font-family:Tahoma;font-size:12px;white-space:nowrap;border:1px solid #BDD7F2;border-radius:3px;color:#333}
.pages a:hover{border:1px solid #38739F;background:#E5F3FF;color:#000;font-weight:400}
.pages b{border:1px solid #BDD7F2!important;background:#CBE0F7!important}
.pages span{font-weight:bold}

/* 公司简介 */
.info_l{float:left;width:292px;_height:203px;padding-top:10px; padding-left:10px}
.info_l2{float:left;width:292px;_height:203px;padding-top:5px; padding-left:10px}
.info_r{float:right;width:358px;text-indent:20px;line-height:20px;_height:200px}
.info_r p{padding:5px}
/* 客户案例 */
.caselist{padding:0px 0px;_height:203px;background: url(../img/left-bg1.jpg) repeat-y;}
.caselist p a{display:block;height:46px; width:293px; padding-left:30px; border-bottom: #FFFFFF 1px dashed}
.caselist p a:hover{height:46px; background:url(../img/left-bg.jpg) no-repeat}
.caselist p a img{display:block;float:left;width:132px;height:41px}
.caselist p a b,.caselist p a i{display:block;float:left;overflow:hidden;width:293px}
.caselist p a b{height:41px;line-height:41px; font-weight:300; color:#005bab}
.caselist p a i{height:41px;line-height:41px;font-style:normal}
/* 图片列表 */
.piclist{position:relative;height:156px}
.piclist .p_prev,.piclist .p_next{display:block;position:absolute;top:52px;width:16px;height:72px}
.piclist .p_prev:hover,.piclist .p_next:hover{filter:alpha(opacity=80);opacity:0.8}
.piclist .p_prev{left:10px;background:url(../img/bg.gif) -77px -191px no-repeat}
.piclist .p_next{right:10px;background:url(../img/bg.gif) -93px -191px no-repeat}
.piclist .p_cont{position:absolute;top:10px;left:33px;width:920px;height:156px;overflow:hidden}
.piclist ul{position:absolute;top:0;left:0}
.piclist ul li{float:left;width:176px;height:156px;margin:0 8px 0 0;overflow:hidden;_display:inline}
.piclist ul li a img{display:block;overflow:hidden;width:176px;height:130px}
.piclist ul li a u{display:block;overflow:hidden;height:26px;line-height:26px;text-align:center;text-decoration:none}
/* 普通列表 */
.lists{padding:5px 0px;min-height:192px}
.lists li{overflow:hidden;height:36x;line-height:36px; font-size:12px; color:#666; border-bottom:dashed 1px #dcdcdc}
.lists li a{color:#666; float:left}
.lists li a:hover{color:#333}
.lists li span{float:right;color:#666}
/* 友情链接 */
.flink li{float:left;padding:0 6px;line-height:24px;white-space:nowrap;_display:inline}

/* 文章列表 */
.art_list{padding:10px 15px}
.art_list dl,.art_pic dl{border-bottom: 1px dotted #BDD7F2;margin: 10px 0}
.art_list dl dt{height:24px;line-height:24px;overflow:hidden}
.art_list dl dt b{float:left}
.art_list dl dt span{float:right}
.art_list dl dd{padding:8px 2px;word-wrap:break-word;word-break:break-all}
/* 文章列表(带图片) */
.art_pic{padding:0 15px 10px}
.art_pic dl{padding-bottom:10px}
.art_pic dl dt{float:left;width:169px}
.art_pic dl dt a img{padding:2px;border:1px solid #BDD7F2;width:163px;height:124px;border-radius:5px}
.art_pic dl dt a:hover img{border:1px solid #02A0E9}
.art_pic dl dd{float:right;width:600px}
.art_pic dl dd h3{font-size:13px;height:24px;line-height:24px;overflow:hidden}
.art_pic dl dd div{padding-top:10px;overflow:hidden;word-wrap:break-word;word-break:break-all}
.art_pic dl dd .news_tag a{display:inline-block;margin-right:5px;padding:1px 10px;background:#A7A7A7;border-radius:20px;color:#fff}
.art_pic dl dd .news_tag a:hover{background:#f87b00}
.art_pic dl dd .news_info span{float:right; font-size:12px}
/* 文章内容 */
.art_show h1{height:30px;line-height:30px;overflow:hidden;text-align:center;font-size:18px}
.art_show .info{height:24px;line-height:24px;text-align:center;border-bottom:1px dotted #BDD7F2;padding:6px 0}
.art_show .info span{padding:0 5px}
.art_show .content{padding:10px 5px;font-size:14px;line-height:1.8;word-wrap:break-word;word-break:break-all}
.art_show .turn{border-top:1px dotted #BDD7F2;padding:5px 5px 0;font-size:14px}
.share_tag{margin-top:5px;height:30px}
.share_tag .sh_l{float:left}
.share_tag #bdshare{float:right}

/* 产品列表 */
.pro_list{width:821px;overflow:hidden; padding-top:30px}
.pro_list ul{width:821px}
.pro_list li{float:left;height:213px;margin:6px 0 0 0;overflow:hidden;_display:inline; background:#F5F3F3; border:1px solid #f5f3f3}
.pro_list li a{display:block;color:#fff}
.pro_list li a img{display:block;width:278px;height:213px; vertical-align:top; float:left}
.pro_list li a:hover{color:#fff}
.pro_list li a:hover u{}
.pro_list li dl{float:left; margin-left:35px; padding-top:45px}
.pro_list li dl dt{ border-left:5px #005bab solid; height:16px; line-height:16px; text-indent:16px;font-size:18px;color:#005bab}
.pro_list li dl dt a{font-size:18px; color:#005bab;line-height:16px; text-indent:16px}
.pro_list li dl dt a:hover{color:#005bab}
.pro_list li dl dd{height:22px; color:#756A6A; margin-left:22px; line-height:22px; padding-top:3px; margin-right:30px}
/* 产品内容 */
.pro_show .p_l{float:left;width:817px}
	#spec_big{z-index:9999;position:absolute;width:303px;height:303px;overflow:hidden;border:1px solid #BDD7F2;background:#fff}
	#spec_big img{position:absolute}
	#spec_pic{position:relative;width:395px;height:303px;overflow:hidden;border:1px solid #BDD7F2;background:url(../img/loader.gif) center no-repeat; float:left}
	#spec_pic img{width:100%;height:100%}/*如果图片比例不对会变形，解决这个问题最好上传前在电脑把图片处理一下*/
		#spec_zoom{position:absolute;top:0;left:0;width:154px;height:154px;background:#E3800D;border:1px solid #000;cursor:move;filter:alpha(opacity=20);opacity:0.2}
	#spec_list{position:relative;width:150px;overflow:hidden;margin-top:8px; height:350px}
		#spec_prev,#spec_next{display:block;position:absolute;top:0;width:72px;height:16px}
		#spec_prev:hover,#spec_next:hover{filter:alpha(opacity=60);opacity:0.8}
		#spec_prev.dis,#spec_next.dis{filter:alpha(opacity=20);opacity:0.4}
		#spec_prev{left:75px;background:url(../img/bg.gif) -191px -82px no-repeat; top:0}
		#spec_next{left:75px;background:url(../img/bg.gif) -191px -99px no-repeat; top:280px}
		#spec_item{position:absolute;top:22px;left:75px;width:72px;height:350px;overflow:hidden}
		#spec_item ul{position:absolute;width:2000px}
		#spec_item ul li{float:left;margin-right:6px;width:72px;height:72px}
		#spec_item ul li img{width:68px;height:68px;padding:1px;border:1px solid #BDD7F2}
		#spec_item ul li img.on{padding:0;border:2px solid #02A0E9}

/* 图片列表 */
.pho_list{width:706px;overflow:hidden;margin:-8px auto 0}
.pho_list ul{width:716px}
.pho_list li{float:left;width:169px;height:156px;margin:10px 10px 0 0;overflow:hidden;_display:inline}
.pho_list li a{display:block;border:1px solid #fff}
.pho_list li a img{display:block;overflow:hidden;width:163px;height:124px;padding:2px}
.pho_list li a u{display:block;overflow:hidden;height:26px;line-height:26px;text-align:center;text-decoration:none}
.pho_list li a:hover{color:#fff;border:1px solid #02A0E9}
.pho_list li a:hover u{background:#02A0E9}
.pho_show h1{height:30px;line-height:30px;overflow:hidden;text-align:center;font-size:18px}
.pho_show .info{height:24px;line-height:24px;text-align:center;padding:6px 0}
.pho_show .info span{padding:0 8px}
.pho_show #main_a{position:relative;width:708px;height:450px;overflow:hidden;text-align:center;margin-top:5px;background:url(../img/loader.gif) center no-repeat}
.pho_show #main_a .pic{z-index:1;position:absolute;width:100%;height:100%;top:0;left:0}
.pho_show #main_a .pic img{position:relative;z-index:1;max-width:708px;max-height:450px;_width:expression(this.width > 708 ? "708px" : true);_height:expression(this.height > 450 ? "450px" : true)}
.pho_show #main_a .go_l,.pho_show #main_a .go_r{z-index:2;display:block;position:absolute;top:0;width:50%;height:100%}
.pho_show #main_a .go_l b,.pho_show #main_a .go_r b{display:block;position:absolute;width:38px;height:78px;top:42%;border-radius:5px;filter:alpha(opacity=0);opacity:0}
.pho_show #main_a .go_l:hover b,.pho_show #main_a .go_r:hover b{filter:alpha(opacity=60);opacity:0.6}
.pho_show #main_a .go_l{left:0;background:url(../img/bg.gif) 0 -1000px no-repeat}
.pho_show #main_a .go_r{right:0;background:url(../img/bg.gif) 0 -1000px no-repeat}
.pho_show #main_a .go_l b{left:40px;background:url(../img/bg.gif) 0 -191px no-repeat}
.pho_show #main_a .go_r b{right:40px;background:url(../img/bg.gif) -38px -191px no-repeat}
.pho_show #main_b{padding:15px;min-height:48px;line-height:24px}
.pho_show #main_c{height:100px;padding:8px;overflow:hidden;border:1px solid #BDD7F2;background:#EAF2FC}
.pho_show #main_c .small_pic{position:relative;height:90px}
.pho_show #main_c .small_pic .go_l,.pho_show #main_c .small_pic .go_r{display:block;position:absolute;top:7px;width:16px;height:72px}
.pho_show #main_c .small_pic .go_l:hover,.pho_show #main_c .small_pic .go_r:hover{filter:alpha(opacity=80);opacity:0.8}
.pho_show #main_c .small_pic .go_l{left:0;background:url(../img/bg.gif) -77px -191px no-repeat}
.pho_show #main_c .small_pic .go_r{right:0;background:url(../img/bg.gif) -93px -191px no-repeat}
.pho_show #main_c .small_pic .warp{position:absolute;top:0;left:20px;width:650px;height:90px;overflow:hidden}
.pho_show #main_c .small_pic .warp ul{position:absolute;top:0;left:0;width:2000px}
.pho_show #main_c .small_pic .warp ul li{float:left;margin-right:5px;_display:inline}
.pho_show #main_c .small_pic .warp ul li a{display:block;position:relative}
.pho_show #main_c .small_pic .warp ul li a img{width:98px;height:80px;border:3px solid #EAF2FC}
.pho_show #main_c .small_pic .warp ul li a:hover img{border:3px solid #BDD7F2}
.pho_show #main_c .small_pic .warp ul li.on a img{border:3px solid #02A0E9}
.pho_show #main_c .small_pic .warp ul li a b{display:block;position:absolute;bottom:6px;right:6px;background:#0398EB;font-weight:400;font-size:11px;line-height:1;padding:2px;color:#fff;filter:alpha(opacity=60);opacity:0.6}
.pho_show #main_c .small_pic .warp ul li a:hover b{background:#3EB7FC}
.pho_show #main_c .scroll_line{border-top:1px solid #BDD7F2;margin:5px 20px 0;position:relative}
.pho_show #main_c .scroll_line b{display:block;position:absolute;top:-7px;width:150px;height:13px;background:url(../img/bg.gif) 0 -387px no-repeat}
.pho_show #main_c .scroll_line b:hover{filter:alpha(opacity=70);opacity:0.7}
.pho_show #main_d{display:none}
.pho_show #main_end{display:none;border:1px solid #040404;background:#222;z-index:99;position:absolute;top:0;left:0;width:430px;padding:20px 30px;height:230px;border-radius:5px}
.pho_show #main_end .el{float:left;width:200px}
.pho_show #main_end .er{float:right;width:200px}
.pho_show #main_end .me_tit{position:absolute;top:5px;right:0}
.pho_show #main_end .me_tit a{float:right;padding-right:10px}
.pho_show #main_end dl dt{color:#999;font-size:20px;height:45px;line-height:45px}
.pho_show #main_end a{display:block;color:#999}
.pho_show #main_end a:hover{color:#fff}
.pho_show #main_end a img{display:block;overflow:hidden;width:200px;height:150px}
.pho_show #main_end a span{display:block;overflow:hidden;height:35px;line-height:35px;text-align:center}

/* 右侧分类 */
.cat_r{ padding:0; margin:0}
.cat_r li{overflow:hidden; width:271px; height:47px; line-height:47px; font-size:15px; color:#005bab; background:url(../img/left-bg2.jpg) no-repeat; text-indent:22px; border-bottom:1px #fff solid}
.cat_r li a { color:#005bab}
.cat_r li a:hover { font-weight:bold}
/* 评论相关 */
#load_more,#load_more:visited{display:block;background:#0581B9;color:#FFF;height:30px;line-height:30px;text-align:center;cursor:pointer}
#load_more:hover{background:#2CA0D3;color:#FFF}
.comment{padding:5px 10px 10px}
.comment .li{border-bottom:1px dotted #BDD7F2;margin:10px 0}
.comment .li .avatar{float:left}
.comment .li .avatar img{width:40px;height:40px;border-radius:5px;border:1px solid #BDD7F2; padding:3px}
.comment .li .post_body{padding:0 0 0 58px}
.comment .li .post_body .post_header b{padding-right:30px;color:#455E85}
.comment .li .post_body .post_message{padding:5px 0 8px;word-wrap:break-word;word-break:break-all}
.comment_form{padding:0}
.comment_form .ctf_cont{border-bottom:1px solid #BDD7F2}
.comment_form .ctf_cont textarea{font-family:'Lucida Grande','Lucida Sans Unicode',Helvetica,Arial;width:98%;height:100px;padding:8px;border:0;outline-style:none;resize:none;overflow:auto}
.comment_form .ctf_body{height:38px}
.comment_form .ctf_txt{float:left;height:28px;padding:5px}
.comment_form .ctf_txt input{float:left;border: 1px solid #BDD7F2;width:150px;height:22px;line-height:24px;padding:2px 5px}
.comment_form .ctf_sub,.comment_form #ctf_tips{float:right;height:28px;line-height:28px;padding:5px}
.comment_form .ctf_sub input{background:url(../img/bg.gif) -106px -270px no-repeat;width:85px;height:28px;_line-height:30px;color:#fff;border:0}
.comment_form .ctf_sub input:disabled{color:#6D6D6D;text-shadow: 1px 1px 0 #FFF}

/* 右侧边栏 */
body{_background:url(about:blank) fixed}
.s_fixed{z-index:999;width:240px;position:fixed;top:0;_position:absolute;_top:expression(eval(document.documentElement.scrollTop))}

/* 返回顶部 */
#gotop{z-index:999;display:block;width:50px;height:50px;background:url(../img/bg.gif) -110px -191px no-repeat;position:fixed;right:10px;bottom:50px;_position:absolute;_top:expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop)||0)-(parseInt(this.currentStyle.marginBottom)||0)-10))}
#gotop:hover{filter:alpha(opacity=80);opacity:0.8}