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html簡單下拉選單

選單的功能多種多樣,這裡提供給一個簡單的下拉選單的參考。
具體程式碼如下:
html:

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style type="text/css">
        .dropbtn{
            background-color: #4caf50;
            color: #ffffff;
            padding
: 16px
; font-size: 16px; border: none; cursor: pointer; }
.dropdown{ position: relative;;display: inline-block; } .dropdown-content{ display: none; position: absolute; background-color
: #f9f9f9
; min-width: 160px; box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2); }
.dropdown-content a{ color: #000000; padding: 12px 16px; text-decoration: none; display: block; } .dropdown-content a:hover{background-color
: #f1f1f1
} .dropdown:hover .dropdown-content{ display: block; } .dropdown:hover .dropbtn{ background-color: #3e8e41; }
</style> </head> <body> <div class="dropdown"> <button class="dropbtn">下拉選單</button> <div class="dropdown-content"> <a href="#">下拉選單 1</a> <a href="#">下拉選單 2</a> <a href="#">下拉選單 3</a> </div> </div> </body> </html>

效果圖:
這裡寫圖片描述