HTML_GRID_FLEX_SCSS_CSS
GRID
.header {
display: grid;
grid-template-columns: 100px 3fr 1fr;
grid-template-rows: 100px 500px 100px;
grid-auto-rows: 100px;
grid-column-gap:10px;
grid-row-gap: 10px;
/*grid-column-start: 2;
grid-column-end: 3;*/
}
.header-item {
background: #FFF5DBFF;
border: 2px solid #000;
/*grid-column-start: 1;
grid-column-end: 3;*/
}
.header div:nth-child(2){
grid-column-start:2;
grid-column-end:-1;
}
.header div:nth-child(3){
grid-column-start:1;
grid-column-end:-1;
}