row-gap | w3study.net

row-gap 该 CSS 属性用来设置行元素之间的间隙（{{glossary("gutters","gutter")}}）大小。

规范的早期版本将此属性命名为 grid-row-gap，为了保持与旧网站的兼容性，浏览器仍然会将 grid-row-gap 视为 row-gap 的别名。

```css interactive-example-choice row-gap: 0;


```css interactive-example-choice
row-gap: 1ch;

```css interactive-example-choice row-gap: 1em;


```css interactive-example-choice
row-gap: 20px;

```html interactive-example

One

Two

Three

Four

Five


```css interactive-example
#example-element {
  border: 1px solid #c5c5c5;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 200px;
}

#example-element > div {
  background-color: rgba(0, 0, 255, 0.2);
  border: 3px solid blue;
}

语法

/* <length> 值 */
row-gap: 20px;
row-gap: 1em;
row-gap: 3vmin;
row-gap: 0.5cm;

/* <percentage> 值 */
row-gap: 10%;

/* 全局值 */
row-gap: inherit;
row-gap: initial;
row-gap: revert;
row-gap: revert-layer;
row-gap: unset;

值

<length-percentage>
- : 表示行之间的间隔宽度。{{cssxref("<percentage>")}} 表示相对栅格容器的百分比。

形式定义

形式语法

示例

弹性布局

HTML

<div id="flexbox">
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
</div>

CSS

#flexbox {
  display: flex;
  flex-wrap: wrap;
  width: 300px;
  row-gap: 20px;
}

#flexbox > div {
  border: 1px solid green;
  background-color: lime;
  flex: 1 1 auto;
  width: 100px;
  height: 50px;
}

结果

网格布局

HTML

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

CSS

#grid {
  display: grid;
  height: 200px;
  grid-template-columns: 150px 1fr;
  grid-template-rows: repeat(3, 1fr);
  row-gap: 20px;
}

#grid > div {
  border: 1px solid green;
  background-color: lime;
}