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模态框登录案列
愿情的博客
Original
412 people have browsed it

1，模态框

  1. <!DOCTYPE html>
  2. <html lang="zh-CN">
  4. <head>
  5.     <meta charset="UTF-8" />
  6.     <meta http-equiv="X-UA-Compatible" content="IE=edge" />
  7.     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  8.     <title>模态框</title>
  9.     <link rel="stylesheet" href="modal.css" />
  10. </head>
  12. <body>
  13.     <header>
  14.         <h2 class="title">新浪微博</h2>
  15.         <button onclick="showModal()">登录</button>
  16.     </header>
  18.     <!-- 模态框 -->
  19.     <div class="modal">
  20.         <!-- 1. 半透明的遮罩 -->
  21.         <div class="modal-bg" onclick="closeModal()"></div>
  22.         <!-- 2. 弹层表单 -->
  23.         <form action="" class="modal-form">
  24.             <fieldset style="display: grid; gap: 1em">
  25.                 <legend>用户登录</legend>
  26.             <div>
  27.                 <label for="username">用户名：</label>
  28.                 <input type="text" id="username"  name="username" value=""  placeholder="1234567@qq.com"  autofocus required/>
  29.             </div>
  30.            <div>
  31.             <label for="psw">密码：</label>
  32.             <input type="password" id="psw" name="password" value=""  placeholder="字母+数字,不少于8位"  required/>
  33.            </div>
  34.                 <button>登录</button>
  35.             </fieldset>
  36.         </form>
  37.     </div>
  38.     <script src="modal.js"></script>
  39. </body>
  41. </html>
  1. /* 初始化 */
  3. * {
  4.     margin: 0;
  5.     padding: 0;
  6.     box-sizing: border-box;
  7. }
  10. /* 头部 */
  12. header {
  13.     background-color: lightseagreen;
  14.     padding: 0.5em 1em;
  15.     display: flex;
  16. }
  19. /* logo  */
  21. header .title {
  22.     font-weight: lighter;
  23.     font-style: italic;
  24.     color: white;
  25.     letter-spacing: 2px;
  26.     /* text-shadow: 1px 1px 1px #555; */
  27. }
  30. /* 登录按钮 */ 
  32. header button {
  33.     margin-left: auto;
  34.     width: 5em;
  35.     border: none;
  36.     border-radius: 0.5em;
  37. } 
  39. header button:hover {
  40.     cursor: pointer;
  41.     background-color: coral;
  42.     color: #fff;
  43.     box-shadow: 0 0 5px #fff;
  44.     transition: 0.3s;
  45. }
  48. /* 模态框 */
  50. .modal .modal-form fieldset {
  51.     height: 22em;
  52.     background-color: lightcyan;
  53.     border: none;
  54.     padding: 2em 3em;
  55.     box-shadow: 0 0 5px #888;
  56. }
  59. /* 模态框表单标题 */
  61. .modal .modal-form fieldset legend {
  62.     padding: 7px 1.5em;
  63.     background-color: lightseagreen;
  64.     color: white;
  65. }
  67. .modal .modal-form fieldset input {
  68.     height: 3em;
  69.     padding-left: 1em;
  70.     outline: none;
  71.     border: 1px solid #ddd;
  72.     font-size: 14px;
  73. }
  76. /* :focus: 表单控件,获取焦点时的样式 */
  78. .modal .modal-form fieldset input:focus {
  79.     box-shadow: 0 0 8px #888;
  80.     border: none;
  81. }
  83. .modal .modal-form fieldset button {
  84.     background-color: lightseagreen;
  85.     color: white;
  86.     border: none;
  87.     height: 3em;
  88.     font-size: 16px;
  89.     height: 2.5em;
  90. }
  92. .modal .modal-form fieldset button:hover {
  93.     background-color: coral;
  94.     cursor: pointer;
  95. }
  98. /* 定位 */
  100. .modal .modal-form {
  101.     position: fixed;
  102.     top: 10em;
  103.     left: 38em;
  104.     right: 38em;
  105. }
  108. /* 遮罩 */
  110. .modal .modal-bg {
  111.     position: fixed;
  112.     /* 坐标全部清0,请定位到四个顶点 */
  113.     top: 0;
  114.     left: 0;
  115.     right: 0;
  116.     bottom: 0;
  117.     background-color: rgb(0, 0, 0, 0.5);
  118. }
  120. .modal {
  121.     display: none;
  122. }
Correcting teacher：PHPzPHPz

Correction status：qualified

Teacher's comments：
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