.ri-grid{
	width: 960px;
}

.ri-grid ul li,
.ri-grid ul li a{
	width: 160px;
	height: 160px;
}
.ri-grid ul li a img{
	width: 100%;
}

@media(max-width: 768px){
	.ri-grid{
		width: 100%;
	}
	.ri-grid ul li,
	.ri-grid ul li a{
		width: 128px;
		height: 128px;
	}
}
@media(max-width: 600px){
	.ri-grid{
		width: 100%;
	}
	.ri-grid ul li,
	.ri-grid ul li a{
		width: 115px;
		height: 115px;
	}
}


@media(max-width: 240px){
	.ri-grid{
		width: 100%;
	}
}