.grid-layout{
	margin: 0 -10px;
	font-size: 0;
	background-image: url('img/bg_grid.png');
	background-repeat: repeat;
	-webkit-background-size: 50% auto;
	background-size: 50% auto;
}
.grid-layout__cont_1-1, .grid-layout__cont_2-1, .grid-layout__cont_1-2, .grid-layout__cont_2-2{
	display: inline-block;
	vertical-align: top;
	overflow: hidden;
	background-color: #fff;
	font-size: 16px;
}
.grid-layout__box_1-1, .grid-layout__box_2-1, .grid-layout__box_1-2, .grid-layout__box_2-2 {
	position: relative;
	padding-top: 100%;
}
.grid-layout__content {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: 25px;
	letter-spacing: 1.2px;
	z-index: 2;
}

@media (min-width: 320px){
	.grid-layout__cont_1-1, .grid-layout__cont_2-1, .grid-layout__cont_1-2, .grid-layout__cont_2-2{
		display: inline-block;
		vertical-align: top;
		width: 100%;
	}
	.grid-layout__cont_1-1, .grid-layout__cont_1-2{
		width: 50%;
	}
	.grid-layout__box_1-1{
		padding-top: 100%;
	}
	.grid-layout__box_2-1{
		padding-top: 50%;
	}
	.grid-layout__box_1-2{
		padding-top: 200%;
	}
	.grid-layout__box_2-2{
		padding-top: 100%;
	}
}

@media (min-width: 730px){
	.grid-layout{
		display: flex;
		flex-wrap: wrap;
		align-items: flex-start;
	}
	.grid-layout__cont_1-1{
		width: 25%;
	}
	.grid-layout__cont_2-1{
		width: 50%;
	}
	.grid-layout__cont_1-2{
		width: 25%;
	}
	.grid-layout__cont_2-2{
		width: 50%;
	}
	.grid-layout__box_1-1{
		padding-top: 100%;
	}
	.grid-layout__box_2-1{
		padding-top: 50%;
	}
	.grid-layout__box_1-2{
		padding-top: 200%;
	}
	.grid-layout__box_2-2{
		padding-top: 100%;
	}
}

@supports (display: grid) {
	.grid-layout {
		display: grid;
		grid-template-columns: repeat(1, 100%);
		grid-auto-flow: row dense;
		grid-template-rows: auto;
	}

	@media (min-width: 320px){
		.grid-layout {
			grid-template-columns: repeat(4, 25%);
		}
		.grid-layout__cont_1-1, .grid-layout__cont_2-1, .grid-layout__cont_1-2, .grid-layout__cont_2-2{
			width: 100%;
		}
		.grid-layout__cont_1-1 {
			grid-column-end: span 2;
			grid-row-end: span 2;
		}
		.grid-layout__cont_2-1 {
			grid-column-end: span 4;
			grid-row-end: span 2;
		}
		.grid-layout__cont_1-2 {
			grid-column-end: span 2;
			grid-row-end: span 4;
		}
		.grid-layout__cont_2-2 {
			grid-column-end: span 4;
			grid-row-end: span 4;
		}
	}
	@media (min-width: 730px) {
		.grid-layout {
			grid-template-columns: repeat(4, 25%);
		}
		.grid-layout__cont_1-1 {
			grid-column-end: span 1;
			grid-row-end: span 1;
		}
		.grid-layout__cont_2-1 {
			grid-column-end: span 2;
			grid-row-end: span 1;
		}
		.grid-layout__cont_1-2 {
			grid-column-end: span 1;
			grid-row-end: span 2;
		}
		.grid-layout__cont_2-2 {
			grid-column-end: span 2;
			grid-row-end: span 2;
		}
	}
}
@media (max-width: 1100px){
	.grid-layout{
		margin: 0;
	}
}