.content-main{
	width:75%;
	margin:0 auto;
	overflow:hidden;
}
#album,
#album-info{overflow: hidden;}
#album{text-align:center;}
#album .photoItem{
	display:inline-block;
	margin: 10px;
}
#album-info .album_box{float: left;width: calc(100% / 3);}
#album-info .album_box a{display: block;margin: 5px;position:  relative;}
#album-info .album_box a span{position: absolute;width: 50px;height: 50px;text-align: center;line-height: 50px;border-radius: 50%;background: rgba(0, 0, 0, 0.8);color: #f80000;left: calc(50% - 25px);top: calc(50% - 25px);font-size: 18px;}
#album-info .album_box a img{
	width:100%;
}

@media screen and (max-width: 1440px) {
	.content-main{
		width:90%;
	}
}
@media screen and (max-width: 1280px) {
	#album-info .album_box{width: calc(100% / 2);}
}
@media screen and (max-width: 640px) {
	#album-info .album_box{width: 100%;}
}