.sy_bylj .bg-mask{ position: relative;}
.sy_bylj .bg-mask .pic{overflow: hidden;}
.sy_bylj .bg-mask .pic .a{border-radius: 10px;background-repeat: no-repeat;background-position: center;background-size: cover;height: 100%;display: block;-webkit-transition: all .4s;-o-transition: all .4s;transition: all .4s;background-size: cover !important;}
.sy_bylj .bg-mask:hover .pic .a{-webkit-transform: scale(1.1);-ms-transform: scale(1.1);transform: scale(1.1);}
.sy_bylj .bg-mask .txt{background: rgba(47,89,158,.5);position: absolute;bottom:0px; line-height:50px;width: 100%; right: 0;font-size: 17px;font-weight: bold;text-align: center;color: #fff}
.sy_bylj .sy_bylj .bg-mask .txt a{color: #fff}
.sy_bylj .slideHd{margin-bottom:10px;padding-top: 30px}
.sy_bylj .slideHd .swiper-slide{width:810px;height:450px; }
.sy_bylj .slideHd .swiper-slide a{display: block;position: relative;color: #fff;border-radius: 10px;}
.sy_bylj .slideHd .swiper-slide a:before{content: '';position: absolute;left: -2px;top: -2px;bottom: -2px;right: -2px;z-index: 2;background: rgba(0,0,0,.3);}
.sy_bylj .slideHd .swiper-slide-active a:before{display: none}

.sy_bylj .slideHd{padding-top: 0}
.sy_bylj .Ctrlyearp{width: 100%}
.sy_bylj .ssbtn{width: 50%; position: relative; height: 60px;margin: 0 auto;}
.sy_bylj .ssbtn a{position: absolute; display: block !important;top:50%;-webkit-transform: translateY(-50%);-ms-transform: translateY(-50%);transform: translateY(-50%);color: #fff;
	z-index: 6;width: 43px;height:43px;text-align: center;}
.sy_bylj .ssbtn a:before{ display: none;}
.sy_bylj .ssbtn .prev{left: 360px;}
.sy_bylj .ssbtn .next{right: 360px;}
.sy_bylj .ssbtn .prev img{ width:43px;}
.sy_bylj .ssbtn .next img{ width:43px;}

.sy_bylj .Ctrlyear .txt{font-size: 18px;font-weight: bold;text-align: center;color: #222; line-height: 50px;}
.sy_bylj .Ctrlyear .txt a{color: #222}
.slideHd .pic{height: 450px}
.slideHd .pic img{display: none}
@media screen and (max-width: 980px){
	.slideHd .pic{height: 32vw}
}
@media screen and (max-width: 640px){
	.slideHd .pic{height: 36vw}
	.sy_bylj  .slideHd .swiper-slide{width: 65vw}
}