grid-template-columns: 100px 100px 200px 400px;
grid-template-columns: 1fr 3fr 2fr; // 1:3:2의 비율로 cell을 나눈다.
grid-template-columns: 100px 1fr 2fr; // 섞어서 사용가능.
grid-template-columns: repeat(5, 1fr);
/* grid-template-columns: 1fr 1fr 1fr 1fr 1fr */
grid-template-rows: repeat(3, minmax(100px, auto));
gap: row-gap column-gap;
gap: 20px; //행과 열이 같으면 통일가능
grid-column-start: 1;
grid-column-end: 3;
grid-column: 2/4;
/* 1번 라인에서 2칸 */
grid-column: 1 / span 2;
/* 1번 라인에서 3칸 */
grid-row: 1 / span 3;
grid-area: 2 / 1 / 2 / 4;
start
center
end
space-between
space-around
space-evenly
참고
https://developer.mozilla.org/ko/docs/Web/CSS/CSS_Grid_Layout
https://studiomeal.com/archives/533
https://nykim.work/59?category=692675