body {
	margin: 0;
	padding: 0;
	background: #ffffff;
	font-family: Tahoma, Verdana, "sans-serif";
}



.container {
	display: grid;
	
	/*grid-template-columns: 150px 20vw auto 1fr;*/
	/*grid-template-columns: repeat(3, 1fr 2fr);*/
	grid-template-columns: repeat(1, 1fr 1fr 3fr 1fr);
	/*grid-template-rows: repeat(2, 100px);*/
}
.el {
	padding: 15px 35px;
	font-size: 21px;
	color: #000;
	background: lightblue;
	
	border: 2px dashed #aaa;
}

.el-1 {
	grid-column-start: 1;
    grid-column-end: 5;
    grid-row-start: 1;
    grid-row-end: 2;
}
.el-3 {
	grid-column-start: 2;
    grid-column-end: 4;
}