回答編集履歴
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コード追記
test
CHANGED
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@@ -23,3 +23,45 @@
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}
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```
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flexを使えばいいか。
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30
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32
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33
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```css
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34
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35
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header {
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width:100%;
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height:5rem;
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margin:0 auto;
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background-color:#f00;
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45
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display: flex;
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justify-content: flex-end;
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}
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#top_bar{
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position:fixed;
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top:0;
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margin:0;
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background-color: #fff;
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padding-bottom:0.3rem;
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border-bottom:1px solid #ccc;
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}
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```
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