.ch-grid {
	margin: 20px 0 9em 13em;
	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: 20px 4em 0em 4em;
}

.time{
	margin-top: 16em;
}


@media screen and (max-width: 375px) {
.ch-grid {
    margin: 20px 0 9em 1em;
}
.time {
    margin-top: 15em;
}
.ch-grid li {
    margin: 20px 4em 2em 4em;
}
}