html,body{height: 100%;overflow: hidden;}

.home_box{width: 100%;height: 100%;display: flex;display: -webkit-flex;}
.homeItem{width: 20%;height: 100%;position: relative;cursor: pointer;}
.homeItem:hover .home_bg{opacity: 0;}
.homeItem:hover .home_wit{opacity: 1;}

.home_jia{background: url("../img/public/jia.svg?5") repeat;}
.home_jian{background: url("../img/public/jian.svg?5") repeat;}
.home_cheng{background: url("../img/public/cheng.svg?6") repeat;}
.home_chu{background: url("../img/public/chu.svg?5") repeat;}
.home_deng{background: url("../img/public/deng.svg?6") repeat;}
.home_bg{
	height: 100%;background-size: 6.67% auto;
	transition: .25s linear;
}

.home_wit{
	position: absolute;left: 0;top: 0;width: 100%;height: 100%;z-index: 2;
	transition: .25s linear;background-color: #FFF;opacity: 0;
}
.home_m{
	position: absolute;left: 50%;top: 50%;font-size: 16px;
	height: 25px;
	transform: translate(-50%,-50%);-webkit-transform: translate(-50%,-50%);
}
.home_m span{display: block;text-align: center;transition: all .25s linear;}
.home_m span:last-child{
	opacity: 0;position: absolute;left: 50%;top: 50%;white-space: nowrap;
	transform: translate(-50%,-50%);-webkit-transform: translate(-50%,-50%);
}
.home_m:hover span:first-child{opacity: 0;}
.home_m:hover span:last-child{opacity: 1;}

.home_zhu{position: absolute;left: 15%;top: 0;width: 70%;z-index: 6;}
.home_ins{
	position: absolute;left:0;top: 50%;width: 100%;
	padding-left: 5%;transform: translateY(-50%);-webkit-transform: translateY(-50%);
	font-size: 12px;
}
.ins_text{margin-bottom: 30px;line-height: 22px;}
.ins_qian{margin-top: 20px;}
.ins_qm{width: 160px;margin-bottom: 15px;margin-left: -15px;}

.ins_copy{
	/* position: absolute;left: 0;bottom: 2%;width: 100%;
	text-align: center;font-size: 12px;
	display: block;color: #000; */
	
	position: fixed;left: 0;bottom: 0;width: 100%;padding: 10px 0;
	text-align: center;font-size: 12px;background-color: rgb(243,243,243,0.25);
	display: block;color: #000;z-index: 999;
	
}

/* 媒体查询 */
/* p>1920 */
@media (min-width: 1920px){
	
}
/* 1920 > p > 1710 */
@media only screen and (min-width: 1711px) and (max-width: 1919px){
	
}
/* 1710 >= p > 1440 */
@media only screen and (min-width: 1441px) and (max-width: 1710px){
	.home_bg{background-size: 7.14% auto;}
	.ins_copy{
		font-size: 11px;
	}
	
}

/* 1440 >= p >= 1366 */
@media only screen and (min-width: 1366px) and (max-width: 1440px){
	.home_bg{background-size: 7.69% auto;}
	
	.ins_text{margin-bottom: 20px;}
	.ins_qian{margin-top: 30px;}
	.ins_copy{font-size: 10px;}
}

/* 1366 > p > 768 */
@media only screen and (min-width: 769px) and (max-width: 1365px){
	.home_bg{background-size: 8.333% auto;}
	
	.ins_text{margin-bottom: 17px;}
	.ins_qian{margin-top: 25px;}
	.ins_copy{font-size: 11px;}
}

/* 768 >= p 手机端 */
@media (max-width: 768px){
	.home_box{display: block;}
	.home_bg{background-size:5.555% auto;}
	.homeItem{width: 100%;height: 20%;overflow: hidden;}
	.dang{display: none;}
	.home_zhu{
		position: absolute;left: 50%;top: 50%;width: 60%;z-index: 6;
		transform: translate(-50%,-50%);-webkit-transform: translate(-50%,-50%);
	}
	
	
	
	
	.ins_copy{font-size: 10px;padding: 6px 12px;}
}