grid-area css code example

Example 1: css grid-area names

.grid {
  display: grid;
  grid-gap: 20px;
  grid-template-rows: [header-start] 20vh [header-end] ;
  grid-template-columns: [sidebar-start] 1fr 2fr [sidebar-end] 1fr 2fr 1fr 2fr;
}

.header {
  grid-row: header-start;
  grid-column: 1 / -1;
}

.sidebar {
  grid-row: 2;
  grid-column: sidebar-start / sidebar-end;
}

Example 2: grid-area top top

.item-a {
  grid-area: header;
}
.item-b {
  grid-area: main;
}
.item-c {
  grid-area: sidebar;
}
.item-d {
  grid-area: footer;
}

.container {
  display: grid;
  grid-template-columns: 50px 50px 50px 50px;
  grid-template-rows: auto;
  grid-template-areas: 
    "header header header header"
    "main main . sidebar"
    "footer footer footer footer";
}

Example 3: unknown property grid-template-areas

.sidebar{
    	grid-area:sidebar;
      background:aqua;

    }
    .grid_container{
    	display:grid;
    	grid-template-columns: 1fr 3fr;
      grid-template-rows: 1fr 3fr;
    	grid-template-areas:
    	"sidebar ."
    	"sidebar .";
      background:pink;
      height:300px;
    }

Example 4: grid-area

.item {
  grid-area:  |  /  /  / ;
}