1. 程式人生 > >CSS3中li元素自動橫向排列、多欄div自動橫向排列的簡單方法

CSS3中li元素自動橫向排列、多欄div自動橫向排列的簡單方法

在傳統的的css中,要想實現li元素橫向排列,需要用到float屬性,如果使用不熟練往往引起佈局的錯亂。css3中提供了一種非常好的實現機制。li元素的寬度、換行等都可自動完成,並根據視窗尺寸自動調整,呈現出一定程度的響應式佈局。在Chrome,Edge,IE11中顯示結果都一樣。
而多欄div自動橫向排列的方法與上面的相似。

完整程式碼

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title></title
>
<style type="text/css"> /*以下為設定li自動橫向排列的樣式*/ #nav { /*width: 80%;*/ margin: 0 auto; border: 2px solid #00CED1; } ul,li /*這是關鍵,去掉ul li預設的margin padding 值*/ { margin
: 0px
; padding: 0px; list-style: none; }
ul /*這是關鍵*/ { display: flex; flex-direction: row; flex-wrap: wrap; } li { border: 1px solid; width
: 100px
; /*每個元素的初始化寬度*/ text-align: center; margin-top: 10px; margin-bottom: 10px; flex:auto; /*這是關鍵*/ }
/*以下為設定多欄div自動橫向排列的樣式*/ .boxes /*這是關鍵*/ { display: flex; flex-direction: row; flex-wrap: wrap; } .box { border: 1px solid #999; border-radius: 10px; flex: auto;/*這是關鍵*/ margin: 5px; padding: 10px; width: 100px;/*每個元素的初始化寬度,這是關鍵*/ } .box1 { flex:2;/*設定匹配元素所佔寬度為平均值的2倍,如果不設定,所有欄等寬*/ }
</style> </head> <body> <div id="nav"> <ul> <li>AAAA</li> <li>BBBB</li> <li>CCCC</li> <li>DDDD</li> <li>EEEE</li> <li>FFFF</li> </ul> </div> <div class="boxes"> <div class="box box1"> <h2>Don't excessively interpret South China Sea drill</h2> <p>"Holding sea drills is a common practice for navies with various countries. The annual, regular drill by the Chinese navy aims to test the troops' real combat abilities, boost their maneuverability, search and rescue power and the abilities to fulfil diversified military missions," said spokesperson Liang Yang on Saturday. </p> </div> <div class="box box2"> <h2>Putin, Blatter voice mutual support at World Cup</h2> <p>FIFA's President Sepp Blatter shakes hands with Russia's President Vladimir Putin (R) during the preliminary draw for the 2018 FIFA World Cup at Konstantin Palace in St. Petersburg, Russia July 25, 2015.</p> </div> <div class="box box3"> <h2>Passenger detained for creating chaos on flight</h2> <p>A passenger attempted to damage facilities on Shenzhen Airlines flight ZH 9648, which departed from Taizhou City of east China's Zhejiang Province, when it was landing in Guangzhou Baiyun International Airport at around 1 a.m. on Sunday, according to the airport. </p> </div> </div> </body> </html>

效果圖
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這裡寫圖片描述