1. 弹性盒子与网格
  2. 内容对齐

弹性盒子与网格

对齐内容

用于控制弹性布局和网格项目在容器主轴上的位置的工具类。

ClassStyles
justify-start
justify-content: flex-start;
justify-end
justify-content: flex-end;
justify-end-safe
justify-content: safe flex-end;
justify-center
justify-content: center;
justify-center-safe
justify-content: safe center;
justify-between
justify-content: space-between;
justify-around
justify-content: space-around;
justify-evenly
justify-content: space-evenly;
justify-stretch
justify-content: stretch;
justify-baseline
justify-content: baseline;
justify-normal
justify-content: normal;

示例

开始

使用 justify-start 工具类将项目对齐到容器主轴的开始位置:

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<div class="flex justify-start ...">  <div>01</div>  <div>02</div>  <div>03</div></div>

居中

使用 justify-centerjustify-center-safe 工具类将项目在容器主轴的中心对齐:

调整容器大小以查看对齐行为

justify-center

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justify-center-safe

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justify-center
<div class="flex justify-center ...">  <div>01</div>  <div>02</div>  <div>03</div>  <div>04</div></div>
justify-center-safe
<div class="flex justify-center-safe ...">  <div>01</div>  <div>02</div>  <div>03</div>  <div>04</div></div>

当可用空间不足时,justify-center-safe 工具类会将项目对齐到容器的开始位置而不是中心。

结束

使用 justify-endjustify-end-safe 工具类将项目对齐到容器主轴的结束位置:

调整容器大小以查看对齐行为

justify-end

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justify-end-safe

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justify-end
<div class="flex justify-end ...">  <div>01</div>  <div>02</div>  <div>03</div>  <div>03</div></div>
justify-end-safe
<div class="flex justify-end-safe ...">  <div>01</div>  <div>02</div>  <div>03</div>  <div>03</div></div>

当可用空间不足时,justify-end-safe 工具类会将项目对齐到容器的开始位置而不是结束。

空间分隔

使用 justify-between 工具类在容器主轴上将项目对齐,使每个项目之间有相等的空间:

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<div class="flex justify-between ...">  <div>01</div>  <div>02</div>  <div>03</div></div>

周围空间

使用 justify-around 工具类在容器主轴上将项目对齐,使每个项目的两侧都有相等的空间:

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<div class="flex justify-around ...">  <div>01</div>  <div>02</div>  <div>03</div></div>

均匀空间

使用 justify-evenly 工具类在容器主轴上将项目对齐,使每个项目周围都有相等的空间,同时也考虑到像使用 justify-around 时每个项目之间的空间会翻倍:

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<div class="flex justify-evenly ...">  <div>01</div>  <div>02</div>  <div>03</div></div>

拉伸

使用 justify-stretch 工具类使内容项目填满容器主轴上的可用空间:

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<div class="flex justify-stretch ...">  <div>01</div>  <div>02</div>  <div>03</div></div>

正常

使用 justify-normal 工具类将内容项目以默认位置进行排列,仿佛没有设置 justify-content 值:

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<div class="flex justify-normal ...">  <div>01</div>  <div>02</div>  <div>03</div></div>

响应式设计

Prefix a justify-content utility with a breakpoint variant like md: to only apply the utility at medium screen sizes and above:

<div class="flex justify-start md:justify-between ...">  <!-- ... --></div>

Learn more about using variants in the variants documentation.