.ch-grid {
	margin: 20px 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;
}

/*ESTE ES EL CIRCULO EXTERIOR*/
.ch-grid li {
	width: 310px;
	height: 310px;
	display: inline-block;
	margin: 20px;
}



/*===============================1024px=========================*/


@media all and (min-width:1024px) {
	
/*ESTE ES EL CIRCULO EXTERIOR*/	
	.ch-grid li {
	width: 290px;
	height: 290px;
	display: inline-block;
	margin: 20px;
}
	
	
	
	
	}