.blk_tit h2{text-align: center; margin-bottom: 1px;margin-top: 22px;}
.blk_tit h2 span{display: block;font-size: 40px; font-weight: bold; line-height: 40px; color:#333333; padding:0 0px; position: relative;width:1200px; margin:0 auto 13px;}
.blk_tit h2 span:before{width:451px; height:7px;background:url(../image/xt1.png) no-repeat center; content:""; position: absolute; left:0; bottom:15px;}
.blk_tit h2 span:after{width:451px; height:7px;background:url(../image/xt2.png) no-repeat center; content:""; position: absolute; right:0; bottom:15px;}
.blk_tit h2 i{display: block;font-size: 16px; line-height: 16px; color:#666666;}


@media(max-width:1024px)
{
	.blk_tit h2 span{width:100%;}
	.blk_tit h2 span:before, .blk_tit h2 span:after{width:360px;    background-size: 100% 100%; }
}

@media(max-width:768px)
{
	.blk_tit h2 span{font-size: 2.5em;}
	.blk_tit h2 span:before, .blk_tit h2 span:after{width:260px; }
	.blk_tit h2 i{font-size:1em;}
}

@media(max-width:640px)
{
	.blk_tit h2 span:before, .blk_tit h2 span:after{width: 80px;}
}