@charset "utf-8";
/* CSS Document */

*{ margin:0px; padding:0px; font-family:微软雅黑; font-size:12px; }
body{ -webkit-text-size-adjust:none;}
a{ text-decoration:none; cursor:pointer; color:#757576;}
a:hover{ text-decoration:underline;}
img{ border:0px;vertical-align:middle;cursor: pointer;}
ul{ list-style:none;}
.body{ width:100%;}
.w100{ width:100%;}
.w1000,.foot{ width:1200px; margin:0 auto;}
.w_1000{ width:1000px;margin:0 auto;}
.detail{ color:#f06900;}
.fl{ float:left;}
.fr{ float:right;}
p{font-size: 16px; color:#343434; line-height: 28px;}
.clear{ clear:both; height:0; font-size: 0; overflow: hidden;}


/*.nav{height:72px; }*/
.logo img{ padding-top:10px;}
.nav1{ padding-top:26px;}
.nav1 li{ float: left; padding-left:36px;}
.nav1 li a{ font-size: 16px; color:#fff;}
.nav1 li a:hover{ text-decoration: none; font-weight: 600;}


.nav{ background: #fff;height:72px; position:fixed; border-bottom: 1px solid #eee; z-index: 999;}
.nav1 li a{ font-size: 16px; color:#181818;}
.lxbanner{ height: 720px; background: url("https://www.tvsaudiovisual.com/zt/202109bsxm/images/banner.jpg") no-repeat top center;}
.lxbanner a{ display: block; cursor: pointer;width: 100%; height:100%;}



.bsm1{
    height: 642px;
    background: url("https://www.tvsaudiovisual.com/zt/202109bsxm/images/title1bg.jpg") no-repeat center bottom;
    padding-top: 1px; position: relative;}

.bstit{ height:353px; text-indent: -9999px;}
.bsm1c{width:900px; margin:0 auto;}
.bsm1c p{ font-size: 16px; color: #131313; line-height: 30px; text-indent: 32px; padding-bottom:20px;}
.bsm1link{ width:530px; height:82px; position: absolute; right:-10px; bottom: 61px;background: url("https://www.tvsaudiovisual.com/zt/202109bsxm/images/ozbs_link1.png") no-repeat center bottom;}
.bsm1link a{ font-size: 24px; color: #fff; line-height: 92px; display: block; width:100%;  height:100%; cursor:pointer; text-decoration: none; text-align: center;}

.bsm2{ height:1250px; background: url("https://www.tvsaudiovisual.com/zt/202109bsxm/images/ozbs_bg2.jpg") no-repeat center;}
.bsm2c ul li{ height:388px; float: left; width:366px; position: relative; margin:0 17px 50px;}
.bsm2c1{ height:320px; background: #fff; border-radius: 10px;}
.bsm2c1 h4{ font-size: 24px; color: #333; height:24px; padding-top: 94px; text-align: center;}
.bsm2c1 h6{ width:40px; height:4px; font-size: 0; overflow: hidden; background: #ff8a62; margin:26px auto 18px;}
.bsm2c1 p{ padding:0 35px; font-size: 16px; color:#333;}
.bsm2c ul li:hover .bsm2c1 h6{ width:80px;-webkit-transition: all 0.5s; transition: all 0.5s;}
.bsm2cico{ width:144px; height:144px; position: absolute; top:0; left:108px;}
.bsm2c ul li:hover .bsm2cico{top:0; left:150px;-webkit-transition: all 0.5s; transition: all 0.5s;}

.bsm2c a{display: block;width: 400px;
    height: 55px; margin:0 auto; text-decoration: none;}
    .bsm2c a:hover{}
.but {
    display: block; 
    width: 400px;
    height: 55px;
    border-radius: 40px;
    line-height: 55px;
    color: #fff;
    font-size: 20px; text-align: center;
    background-image: linear-gradient(to right, #ff8a62, #ff855b);
}

.but:hover{ margin-left:400px;-webkit-transition: all 0.5s; transition: all 0.5s;}


.bsm3{ text-align: center; padding:50px 0;}
.bsm3 table{border-left:1px solid #d5e0f6; border-top:1px solid #d5e0f6; margin: 40px auto;}
.bsm3 table tr.trb{ background: #5689fc; color: #fff; height:72px; line-height: 72px; text-align: center; }
.bsm3 table tr.trb td{color: #fff; font-size: 20px; }
.bsm3 table tr td{ font-size: 18px; color: #333333;  line-height: 26px; padding:18px; border-right:1px solid #d5e0f6; border-bottom:1px solid #d5e0f6;}
.bsm3 table tr td.tdh{font-size:20px; font-weight: 600;}
.bsm3 table tr td p{ line-height: 26px; text-align: left; padding:6px 20px;}
.bsm3 table tr.ous{background: #ecf2fd;}

.bsm1link{ width:530px; height:82px; position: absolute; right:-10px; bottom: 61px;background: url("https://www.tvsaudiovisual.com/zt/202109bsxm/images/ozbs_link1.png") no-repeat center bottom;}
.bsm1link a{ font-size: 24px; color: #fff; line-height: 92px; display: block; width:100%;  height:100%; cursor:pointer; text-decoration: none; text-align: center;}
.mcc3{ width:400px; height:55px; margin:0 auto;}
.mcc3 a:hover{ text-decoration: none;}
.bsm3c1{ height:378px; background: #fff; border-radius: 10px;text-align: center;}
.bsm3c1 img{ padding-top:20px;-webkit-transition: all 0.5s; transition: all 0.5s;}

.bsm3c1:hover img{-webkit-transform: scale3d(1.09, 1.09, 1); transform: scale3d(1.09, 1.09, 1);}

.bsm3c1 h4{ font-size: 22px; color: #333; height:24px; padding-top:24px; text-align: center;}






/*底部*/
.dsb-footer{ margin-top:30px;}
.dsb-footerb{ width:100%;}
.dsb-footerb{ width:100%; /*border-top:2px solid #0154a6;*/ background:#222126; padding:20px 0;}
.dsb-footerm p{ text-align:center; line-height:24px; color:#fff; width:1000px; margin:0 auto; font-size: 14px;}
.dsb-footerm p a{ color:#fff;font-size: 16px;font-size: 14px;}

.pbg p{ font-size:16px; }
.mmmmm{ display:none; width:93px; /*background: #3d70cc;*/ height:574px;}
#celan{ width:143px; position:fixed; left:50%; margin-left:-710px; top:25px;}
#celan li {width: 93px; height:80px; background: #ea6a6a; margin-top:8px;}
#celan li a{ display: block; color:#fff; font-size:15px; line-height: 20px; color:#fff; text-align: center; padding:16px 10px;}
#celan li a:hover{ text-decoration: none;height:80px;}
#celan li.hh {background: #8e86ed;height:80px; }