四级下拉菜单

原创 2019-02-13 17:15:32 370
摘要:<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <script src="/static/jQuery/jquery-3.3.1.min.js"></scr
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<script src="/static/jQuery/jquery-3.3.1.min.js"></script>
<link rel="stylesheet" type="text/css" href="/static/csss/font-awesome-4.7.0/font-awesome-4.7.0/css/font-awesome.min.css">
<style>
*{margin: 0; padding: 0;}
.nav_3,.nav_4{position:absolute;left: 150px; top:0px;}
</style>
<title>三级导航下拉导航</title>
</head>
<body>
<script>
  $(document).ready(function(){
    //导航背景色
    $('.nav').css({'width':'100%', 'height':'50px', 'background':'rgb(209, 219, 223)',}) 
    //css样式
    $('.nav_top').css({'width':'1200px;', 'height':'50px',  'background':'blue', 'borderRadius':'10px',
                     'boxShadow':'0px 6px 30px #ccc inset', ' margin':'0px auto'
                     })
    $('.nav_top').css({'width':'1200px', 'height':'50px', 'background':'blue', 'borderRadius':'10px',
                     'boxShadow': '0px 6px 30px #ccc  inset', 'margin':'0px auto'})
    $('.nav_1 li').css({'listStyle':'none', 'float':'left',  'borderRight': '1px solid ghostwhite',
                     ' height': '50px', 'width':'150px', 'lineHeight':'50px', 'textAlign': 'center',
                     'fontSize':'18px', 'color':' ghostwhite'})
    $('.nav_2 li').css({'width':'150px', 'height':'50px', 'background':'lightpink', 'color':'black',
                     'position': 'relative'})
    $('.nav_3,.nav_4').css({'position':'absolute', 'left':'150px', 'top':0px'})
    //隐藏二级 三级  四级
    $('.nav_2,.nav_3,.nav_4').hide()
    //点击1级显示2级 移出不显示
    $('.nav_b').hover(
              function(){
                  $(this).find('.nav_2').show()
              },
               function(){
                  $(this).find('.nav_2').hide()
               }
               )
    //点击2级显示3级 移出不显示
    $('.nav_c').hover(
               function(){
                  $(this).find('.nav_3').show()
              },
               function(){
                  $(this).find('.nav_3').hide()
              }
              )
    //点击3显示4级 移出不显示
    $('.nav_d').hover(
               function(){
                  $(this).find('.nav_4').show()
              },
               function(){
                  $(this).find('.nav_4').hide()
              }
              )
    //点击li变背景色和字体变大  移开不显示
    $('.nav_b li').hover(
               function(){
                  $(this).css({'background':'pink','color':'blue','fontSize':'25px'})
              },
               function(){
                  $(this).css({'background':'lightpink','color':'black','fontSize':'18px' })
              }
              )
  })
  </script>
    <div class="nav">
         <div class="nav_top">
              <ul class="nav_1">
                  <li class="nav_b">首页
                      <ul class="nav_2">
                          <li class="nav_c">会员中心
                              <ul class="nav_3">
                                  <li>分销中心</li>
                                  <li>我的收入</li>
                                  <li>我的订单</li>
                                  <li class="nav_d">我的推荐
                                      <ul class="nav_4">
                                          <li>一级会员</li>
                                          <li>二级会员</li>
                                          <li>三级会员</li>
                                      </ul>
                                  </li>
                              </ul>
                          </li>
                     <li>财务中心</li>
                     <li>商家中心</li>
                 </ul>
             </li>
                  <li class="nav_b">美容护肤
                      <ul class="nav_2">
                          <li>面膜</li>
                          <li class="nav_c">精华液
                              <ul class="nav_3">
                                  <li>牡丹精华</li>
                                  <li class="nav_d">红石榴
                                      <ul class="nav_4">
                                           <li>抗氧化</li>
                                           <li>精华</li>
                                           <li>原液</li>
                                      </ul>
                                  </li>
                                  <li>玻尿酸</li>
                              </ul>
                          </li>
                          <li>面霜</li>
                      </ul>
                  </li>
                  <li>彩妆香水</li>
                  <li>日用洗护</li>
                  <li>超值特价</li>
                  <li>海外精品</li>
              </ul>
</div>
</div>
</body>
</html>


批改老师:灭绝师太批改时间:2019-02-13 17:18:29
老师总结:完成的不错,备注还是需要详细点,继续加油!

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