# 5/24 每日任務 [codepen](https://codepen.io/wengweiling/pen/OJpbGrr) ### 第一題 ```htmlembedded= <H2>第一題</H2> <div class="container fs-2"> <div class="row"> <div class="col-4 bg-info border border-dark">col-4</div> <div class="col-8 bg-info border border-dark">col-8</div> </div> </div> ``` > 知識點 > row 自帶了`display: flex;` 預設 flex-direction 是 row 所以會將裡面的子元素由左至右橫向排列 ### 第二題 ```htmlembedded= <H2>第二題</H2> <div class="container fs-2"> <div class="row justify-content-center mb-4"> <div class="col-4 col-sm-4 col-md-3 col-lg-2 bg-info border border-dark">col</div> <div class="col-4 col-sm-4 col-md-3 col-lg-2 bg-info border border-dark">col</div> <div class="col-4 col-sm-4 col-md-3 col-lg-2 bg-info border border-dark">col</div> <div class="col-4 col-sm-4 col-md-3 col-lg-2 bg-info border border-dark">col</div> <div class="col-4 col-sm-4 col-md-3 col-lg-2 bg-info border border-dark">col</div> <div class="col-4 col-sm-4 col-md-3 col-lg-2 bg-info border border-dark">col</div> </div> </div> ``` > 知識點 1. col( 自動響應全尺寸,row 裡面有幾個 col,每個 col 佔位是 1/col 總數,12個以內,因為 col 預設是 12 個) 2. col-sm( 如果瀏覽器尺寸大於或等於寬度 576px) 4. col-md( 如果瀏覽器尺寸大於或等於寬度 768px) 5. col-lg( 如果瀏覽器尺寸大於或等於寬度 992px) ### 第三題 ```htmlembedded= <H2>第三題</H2> <div class="container fs-2"> <div class="row justify-content-center mb-4"> <div class="col-4 bg-warning rounded-start border border-dark">col-4 </div> <div class="col-8 bg-primary rounded-end border border-dark">col-8 <div class="row"> <div class="col-10 bg-success border border-dark">col-10 </div> <div class="col-2 bg-success border border-dark">col-2 </div> </div> </div> </div> </div> ``` > 知識點 > col 是 ```<div></div>``` 容器作用,所以裡面還是可以在包 row > col 的容器,層數基本上是沒有限制。
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