.w1{ background:url(//game.gtimg.cn/images/tiantang/act/a20201106qqs/index_bg.jpg) center top no-repeat; height: 901px; min-width: 1190px; overflow: hidden;}



.indexnav_bg a ,.indexnav_bg a.act{ background: url(//game.gtimg.cn/images/tiantang/act/a20201106qqs/index_nav_spr.png) no-repeat;}
.indexnav_bg{ background: url(//game.gtimg.cn/images/tiantang/act/a20201106qqs/index_nav_bg.png) center top no-repeat; width: 100%; min-height: 1px;}
.w1190{ width: 1201px; margin: 0 auto;}

.indexnav_bg a{ margin-top: -18px; float: left; display: block; width: 150px; height: 129px; background-position: 0 0;text-align: center; color: #ffffff; font-size: 22px; }
.indexnav_bg a:hover{   background-position: 0 -150px; color: #ffc741; }
.indexnav_bg a.act{   background-position: 0 -150px; color: #ffc741;}
.indexnav_bg a span{   width: 150px;  padding-top: 43px; height: 70px; display: table-cell; vertical-align: middle; line-height: 1.6; font-size: 18px; color: #dfdfdf; }
.indexnav_bg a.act span{    color: #371a03; text-shadow: 0 0 5px #ffc87c; }
.indexnav_bg a:hover span{    color: #371a03; text-shadow: 0 0 5px #ffc87c;}
.pt777{ padding-top: 777px;}

.index .main-nav{ position: absolute; top: 24px; right: 10px;}
.topbar{ position: relative;}

.ibtns { width: 100%; text-align: center; position: absolute; top: 588px; left: 0;}
.ibtns a{ width: 364px; height: 103px; display: block; text-indent: -9999px;  background: url(//game.gtimg.cn/images/tiantang/act/a20201106qqs/index_nav_b.png) no-repeat; display: inline-block; margin: 0 10px;}
a.btn_1{ background-position: 0 0; }
a.btn_2{ background-position: -393px 0;}
a.btn_3{ background-position: -786px 0;}
a.btn_1:hover{ background-position: 0 -129px;}
a.btn_2:hover{ background-position: -393px -129px;}
a.btn_3:hover{ background-position: -786px -129px;}


.kv_video{ height: 901px; width: 1920px; position: absolute; left:50%; margin-left: -960px; top: 0;}
.kv_video video{ display: block; width: 100%;}

.slogan{ background: url(//game.gtimg.cn/images/tiantang/act/a20201106qqs/index_slogan.png) no-repeat; width: 751px; height: 424px; position: absolute; top: 107px; left: 50%; margin-left: -375px; }