@charset "utf-8";
* {
	margin:0;
	padding:0;
}
a, img {
	border:0;
}
ul, li {
	list-style:none;
}
body {
	background:#eee;
}
.kaiu {
	width:490px;
	margin:30px auto;
}
.box {
	float:left;
	width:100px;
	height:100px;
	border:1px solid white;
	background:#EEE;
	margin:10px;
	position:relative;
	display:inline;
}
.box a {
	display:block;
	width:100px;
	height:100px;
	overflow:hidden;
	position:absolute;
	left:0;
	top:0;
	z-index:9;
}
.boxBor {
	position:absolute;
	left:0;
	top:0;
	display:none;
	border:1px solid white;
	z-index:4;
	background:#fff;
	background:-moz-linear-gradient(top, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.77));
	background:-webkit-linear-gradient(top, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.77));
	background:-o-linear-gradient(top, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.77));
	background:-ms-linear-gradient(top, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.77));
}