.v_out{width:1110px;margin:0px auto;overflow:hidden;}



.v_show{width:815px;overflow:hidden;position:relative;height:730px;float:left; margin:0 60px;}



.v_cont{ width:66500px;position:absolute;left:0px;top:0px;}



.v_cont ul{float:left;text-align:center;}



.v_cont ul li{width:815px;height:730px;background:#fff;float:left;}





 /*---切换---*/



.prev,.next{float:left; margin-top:240px;}

.next a, .prev a {

	background-image: url(../images/p_n02.png);

	background-repeat: no-repeat;

}

.next a:hover, .prev a:hover {

	background-image: url(../images/p_n01.png);

}

.prev a{background-position: left 0px;}

.next a{background-position: right 0px;}

.prev,.prev a,.next,.next a{ width:32px; height:55px;display:block}

@media (max-width:992px) {

.v_out{width:calc(100vw - 20px)}

.v_show{width:calc(100vw - 100px);height:calc(100vw - 100px);margin:0 20px;}

.v_cont ul li{width:calc(100vw - 100px);height:calc(100vw - 100px);}

.prev,.next{margin-top:calc(35vw - 50px);}

.next a, .prev a {background-size:cover;}

.prev,.prev a,.next,.next a{ width:20px; height:34px;}

}