1.1 单项目

1

首先，只有左上角1个点的情况。Flex布局默认就是首行左对齐，所以一行代码就够了。

[css3] Flex布局 —— 实例篇(骰子示例)_html

.box {
  display: flex;
}

2

设置项目的对齐方式，就能实现居中对齐和右对齐。

[css3] Flex布局 —— 实例篇(骰子示例)_html_02


justify-content,调整子元素在主轴上的对齐方式

.box {
  display: flex;
  justify-content: center;
}

3

[css3] Flex布局 —— 实例篇(骰子示例)_html_03

.box {
  display: flex;
  justify-content: flex-end;
}

4

设置交叉轴对齐方式，可以垂直移动主轴。

[css3] Flex布局 —— 实例篇(骰子示例)_html_04


align-items,调整子元素在侧轴上的对齐方式

.box {
  display: flex;
  align-items: center;
}

5

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_05

.box {
  display: flex;
  justify-content: center;
  align-items: center;
}

6

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_06

.box {
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

1.2 双项目

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_07

.box {
  display: flex;
  justify-content: space-between;
}

1

[css3] Flex布局 —— 实例篇(骰子示例)_html_08

.box {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

2

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_09

.box {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

3

[css3] Flex布局 —— 实例篇(骰子示例)_html_10

.box {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end;
}

4

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_11

.box {
  display: flex;
}

.item:nth-child(2) {
  align-self: center;
}

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_12

.box {
  display: flex;
  justify-content: space-between;
}

.item:nth-child(2) {
  align-self: flex-end;
}

1.3 三项目

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_13

.box {
  display: flex;
}

.item:nth-child(2) {
  align-self: center;
}

.item:nth-child(3) {
  align-self: flex-end;
}

1.4 四项目

1

[css3] Flex布局 —— 实例篇(骰子示例)_html_14

.box {
        flex-wrap: wrap;
        justify-content: space-between;
        }

2

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_15

.box {
        flex-wrap: wrap;
        justify-content: space-between;
        align-content: space-between;
        }

3

[css3] Flex布局 —— 实例篇(骰子示例)_html_16

<div class="box">
  <div class="column">
    <span class="item"></span>
    <span class="item"></span>
  </div>
  <div class="column">
    <span class="item"></span>
    <span class="item"></span>
  </div>
</div>
.box {
    display: flex;
      justify-content: space-between;
  }

.column {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

1.5 六项目

1

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_17

.box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-content: space-between;
}

2

[css3] Flex布局 —— 实例篇(骰子示例)_左对齐_18

.box {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  justify-content: space-between;
  align-content: space-between;
}

1.6 九项目

[css3] Flex布局 —— 实例篇(骰子示例)_html_19

.box {
  display: flex;
  flex-wrap: wrap;
}