grid-gap

A propriedade CSS grid-gap é uma propriedade de taquigrafia para grid-row-gap e grid-column-gap especificando os canais entre as linhas de grelha e as colunas.

/* One <length> value */
grid-gap: 20px;
grid-gap: 1em;
grid-gap: 3vmin;
grid-gap: 0.5cm;

/* One <percentage> value */
grid-gap: 16%;
grid-gap: 100%;

/* Two <length> values */
grid-gap: 20px 10px;
grid-gap: 1em 0.5em;
grid-gap: 3vmin 2vmax;
grid-gap: 0.5cm 2mm;

/* One or two <percentage> values */
grid-gap: 16% 100%;
grid-gap: 21px 82%;

/* Global values */
grid-gap: inherit;
grid-gap: initial;
grid-gap: unset;

This property is specified as a value for <'grid-row-gap'> followed optionally by a value for <'grid-column-gap'>. If <'grid-column-gap'> is omitted, it’s set to the same value as <'grid-row-gap'>.

<'grid-row-gap'> and <'grid-column-gap'> are each specified as a <length> or a <percentage>.

<length>

Is the width of the gutter separating the grid lines.

<percentage>

Is the width of the gutter separating the grid lines, relative to the dimension of the element.

<'row-gap'> <'column-gap'>?

<div id="grid">
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
</div>

#grid {
  display: grid;
  height: 200px;
  grid-template: repeat(3, 1fr) / repeat(3, 1fr);
  grid-gap: 20px 5px;
}

#grid > div {
  background-color: lime;
}

• Propriedade de CSS relacionadas: grid-row-gap, grid-column-gap
• Guia de layout de grelha: Conceitos básicos de layout de grelha - Canais