1. float+overflow:hidden
這種辦法主要通過 overflow 觸發 BFC,而 BFC 不會重疊浮動元素。由於設置 overflow:hidden 並不會觸發 IE6-瀏覽器的 haslayout 屬性,所以需要設置 zoom:1 來兼容 IE6-瀏覽器。具體代碼如下:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> .parent { margin: 0 auto; // 使父容器水平居中顯示 overflow: hidden; zoom: 1; max-width: 1000px; } .left { float: left; margin-right: 20px; width: 200px; background-color: green; } .right { overflow: hidden; zoom: 1; background-color: yellow; } </style> </head> <body> <div class="parent"> <div class="left"> <p>left left left left</p> </div> <div class="right"> <p>right</p> <p>right</p> </div> </div> </body> </html>
2. float: left+ margin-left
float使左邊的元素脫離文檔流,右邊的元素可以和左邊的元素顯示在同一行,設置margin-left讓右邊的元素不覆蓋掉左邊的元素, 代碼如下:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> .parent { margin: 0 auto; max-width: 1000px; } .parent::after { content: ''; display: table; clear: both; } .left { float: left; width: 200px; background-color: green; } .right { margin-left: 200px; background-color: yellow; } </style> </head> <body> <div class="parent"> <div class="left"> <p>left left left left</p> </div> <div class="right"> <p>right</p> <p>right</p> <p>right</p> </div> </div> </body> </html>
3. position: absolute + margin-left
左邊絕對定位,右邊設置margin-left,代碼如下:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> .parent { position: relative; margin: 0 auto; max-width: 1000px; } .left { position: absolute; width: 200px; background-color: green; } .right { margin-left: 200px; background-color: yellow; } </style> </head> <body> <div class="parent"> <div class="left"> <p>left left left left</p> </div> <div class="right"> <p>right</p> <p>right</p> <p>right</p> </div> </div> </body> </html>
4. flex布局
flex布局可以使兩個子元素顯示在同一行,只要左邊的寬度固定,就可以實現效果, 代碼如下:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> .parent { display: flex; margin: 0 auto; max-width: 1000px; } .left { width: 200px; background-color: green; } .right { margin-left: 20px; flex: 1; background-color: yellow; } </style> </head> <body> <div class="parent"> <div class="left"> <p>left left left left</p> </div> <div class="right"> <p>right</p> <p>right</p> <p>right</p> </div> </div> </body> </html>