.tcdialong{
	width: 100%; height: 100%; background: url("http://m.gg4355.cn/images/wechat/tcBg.png"); position: fixed; top:0; left: 0; z-index: 999;
}
.tcdialong .arrow img{
	width: 20%; height: auto; position: absolute; top:px; left:80%;
}
.tcdialong .explain img{
	width: 80%; height: auto; position: absolute; top:15%; left:10%;
} 
.tcdialong .getBtn img{
	width: 50%; height: auto; position: absolute; top:30%; left:25%;
} 
@media (max-width: 600px){
	.contact1{ 
		font-size: 12px;
	}
	.contact2{ 
		font-size: 12px;
	}
	.tcdialong .explain img{
		top:25%;
	} 
	.tcdialong .getBtn img{
		top:50%; 
	} 
}
@media (min-width: 600px){
	.tcdialong .getBtn img{
		top:65%; 
	} 
}
@media (max-width: 380px){
	.contact1{ 
		font-size: 10px;
	}
	.contact2{ 
		font-size: 10px;
	}
	.tcdialong .explain img{
		top:18%;
	} 
	.tcdialong .getBtn img{
		top:35%; 
	} 
}