.ch-grid {
	margin: 50px 0 0 0;
	padding: 0;
	list-style: none;
	display: block;
	text-align: center;
	width: 100%;
}

.ch-grid:after,
.ch-item:before {
	content: '';
    display: table;
}

.ch-grid:after {
	clear: both;
}

.ch-grid li {
	width: 220px;
	height: 220px;
	display: inline-block;
	margin:60px;
}
@media(max-width: 768px) {
.ch-grid li{
	display:none;
	
}
@media(max-width: 420px) {
.ch-grid li{
	display:none;
	
}
/*@media(max-width: 768px) {
.ch-grid{
	width: auto;
	height: auto;
	float:left;
}*/