row-gap

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row-gap è¯¥ CSS å±æ§ç¨æ¥è®¾ç½®è¡åç´ ä¹é´çé´éï¼gutterï¼å¤§å°ã

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row-gap: 0;

row-gap: 1ch;

row-gap: 1em;

row-gap: 20px;

<section class="default-example" id="default-example">
  <div class="example-container">
    <div class="transition-all" id="example-element">
      <div>One</div>
      <div>Two</div>
      <div>Three</div>
      <div>Four</div>
      <div>Five</div>
    </div>
  </div>
</section>

#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;
}

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css

/* <length> å¼ */
row-gap: 20px;
row-gap: 1em;
row-gap: 3vmin;
row-gap: 0.5cm;

/* <percentage> å¼ */
row-gap: 10%;

/* å¨å±å¼ */
row-gap: inherit;
row-gap: initial;
row-gap: revert;
row-gap: revert-layer;
row-gap: unset;

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<length-percentage>: è¡¨ç¤ºè¡ä¹é´çé´éå®½åº¦ã<percentage> è¡¨ç¤ºç¸å¯¹æ æ ¼å®¹å¨çç¾åæ¯ã

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åå§å¼	`normal`
éç¨åç´	multi-column elements, flex containers, grid containers
æ¯å¦æ¯ç»§æ¿å±æ§	å¦
Percentages	refer to corresponding dimension of the content area
è®¡ç®å¼	as specified, with <length>s made absolute, and normal computing to zero except on multi-column elements
å¨ç»ç±»å	a length, percentage or calc();

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row-gap = 
  normal                     |
  <length-percentage [0,â]>  |
  <line-width>               

<length-percentage> = 
  <length>      |
  <percentage>  

<line-width> = 
  <length [0,â]>  |
  hairline        |
  thin            |
  medium          |
  thick

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HTML

html

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

CSS

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;
}

ç»æ

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HTML

html

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

CSS

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;
}