質問編集履歴
1
ソースコードの追加
test
CHANGED
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File without changes
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test
CHANGED
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@@ -2,12 +2,88 @@
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2
2
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3
3
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2階層なら
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4
4
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5
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-
親要素 : relative
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5
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+
親要素 : relative (box1)
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6
6
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7
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-
子要素 : absolute
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7
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+
子要素 : absolute (box2)
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8
8
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9
9
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で問題ありませんが子要素にさらに孫要素を追加した時に
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10
10
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11
11
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子要素 : absoluteとなり
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12
12
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13
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-
孫要素の扱いがわかりません。
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13
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+
孫要素(box3)の扱いがわかりません。
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14
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+
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15
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+
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16
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+
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17
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+
```html
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18
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+
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19
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<!DOCTYPE html>
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20
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+
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21
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<html lang="ja">
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22
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+
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23
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<head>
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24
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25
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+
<meta charset="UTF-8" />
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26
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+
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27
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<link rel="stylesheet" href="style.css" />
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28
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+
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29
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<title>Document</title>
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30
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31
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</head>
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32
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33
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<body>
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34
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+
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35
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<div class="box box1">
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36
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37
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+
<div class="box box2">
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38
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+
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39
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<div class="box box3"></div>
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40
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+
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41
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</div>
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42
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+
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43
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</div>
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44
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+
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45
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</div>
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46
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47
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</body>
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48
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+
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49
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</html>
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50
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51
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```
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52
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+
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53
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+
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54
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+
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55
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+
```CSS
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56
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+
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57
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.box {
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58
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59
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width: 200px;
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60
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61
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height: 200px;
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62
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+
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63
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}
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64
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+
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65
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+
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66
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+
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67
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+
.box1 {
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68
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+
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69
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position: relative;
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70
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71
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+
background-color: royalblue;
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72
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73
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}
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74
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75
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76
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+
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77
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+
.box2 {
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78
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79
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position: absolute;
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80
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81
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+
background-color: red;
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82
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83
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+
top: 20px;
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84
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+
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85
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left: 20px;
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86
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+
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87
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+
}
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88
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+
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89
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+
```
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