*,
*::after,
*::before {
  margin: 0;
  padding: 0;
  box-sizing: inherit; 
}

html {
  box-sizing: border-box;
  font-size: 80%; 
}

body {
  font-family: "Nunito", sans-serif;
  color: #333;
  font-weight: 300;
  line-height: 1.6; 
}

.container {
  width: 70%;
  margin: 2rem auto; 
}

.gallery {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  grid-template-rows: repeat(9, 5vw);
  grid-gap: 1.5rem; 
}

.gallery__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block; 
}

.gallery__item--1 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 1;
  grid-row-end: 5;

  /** Alternative Syntax **/
  /* grid-column: 1 / span 2;  */
  /* grid-row: 1 / span 2; */
}

.gallery__item--2 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 1;
  grid-row-end: 5;
}

.gallery__item--3 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 1;
  grid-row-end: 5;
}

.gallery__item--4 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 5;
  grid-row-end: 9;
}

.gallery__item--5 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 5;
  grid-row-end: 9;
}

.gallery__item--6 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 5;
  grid-row-end: 9;
}

.gallery__item--7 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 9;
  grid-row-end: 13;
}

.gallery__item--8 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 9;
  grid-row-end: 13;
}

.gallery__item--9 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 9;
  grid-row-end: 13;
}
.gallery__item--10 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 13;
  grid-row-end: 17;
}
.gallery__item--11 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 13;
  grid-row-end: 17;
}
.gallery__item--12 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 13;
  grid-row-end: 17;
}
.gallery__item--13 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 17;
  grid-row-end: 21;
}
.gallery__item--14 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 17;
  grid-row-end: 21;
}
.gallery__item--15 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 17;
  grid-row-end: 21;
}
.gallery__item--16 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 21;
  grid-row-end: 25;
}

.gallery__item--17 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 21;
  grid-row-end: 25;
}

.gallery__item--18 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 21;
  grid-row-end: 25;
}

.gallery__item--19 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 25;
  grid-row-end: 29;
}

.gallery__item--20 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 25;
  grid-row-end: 29;
}

.gallery__item--21 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 25;
  grid-row-end: 29;
}

.gallery__item--22 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 29;
  grid-row-end: 32;
}

.gallery__item--23 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 29;
  grid-row-end: 32;
}

.gallery__item--24 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 29;
  grid-row-end: 32;
}

.gallery__item--25 {
  grid-column-start: 1;
  grid-column-end: 4;
  grid-row-start: 32;
  grid-row-end: 36;
}

.gallery__item--26 {
  grid-column-start: 4;
  grid-column-end: 7;
  grid-row-start: 32;
  grid-row-end: 36;
}

.gallery__item--27 {
  grid-column-start: 7;
  grid-column-end: 10;
  grid-row-start: 32;
  grid-row-end: 36;
}