SMANAGE/backup/www/Invite/2.html

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <style>
  .far {
    display: flex;
  }
 .ID {
      /*width: 100%;
      height: 100vh;
      position: absolute;
      left: 0;
      top: 0; */
      transition: left 0.5s ease;
      float: left;
    }

 .loading {
      display: none;
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
    }
    html {
      scroll-behavior: smooth;
    }
  </style>
</head>

<body>
  <div id="ID1" class="ID">
    <button onclick="showSection('ID2');">下一个</button>
    这是 ID1 部分
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</div>
  <div id="ID2" class="ID">
    <button onclick="showSection('ID3');">下一个</button>
    <button onclick="showSection('ID1');">上一个</button>
    这是 ID2 部分
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</div>
  <div id="ID3" class="ID">
    <button onclick="showSection('ID4');">下一个</button>
    <button onclick="showSection('ID2');">上一个</button>
    这是 ID3 部分
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</div>
  <div id="ID4" class="ID">
    <button onclick="showSection('ID5');">下一个</button>
    <button onclick="showSection('ID3');">上一个</button>
    这是 ID4 部分
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</div>
  <div id="ID5" class="ID">
    <button onclick="showSection('ID4');">上一个</button>
    这是 ID5 部分
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</div>
<div class="loading">...</div>
</body>
<script>
    window.onload = function () {
      const sections = document.querySelectorAll('div');
      sections.forEach(section => {
        if (section.id!== 'ID1') {
          section.style.display = 'none';
        }
      });
    };

    function showSection(id) {
      const loading = document.querySelector('.loading');
      loading.style.display = 'block';

      const currentID = document.querySelectorAll('.ID');

      setTimeout(() => {
        loading.style.display = 'none';
        document.getElementById(targetIDId).style.left = '0';
      }, 500);

      currentID.forEach(currentID => {
        currentID.style.display = 'none';
      });
      document.getElementById(id).style.display = 'block';
    }
  </script>
</html>