
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Positioning Example</title>
- <style>
- /* 相对定位的父元素 */
- .relative-parent {
- position: relative;
- width: 200px;
- height: 200px;
- background-color: lightblue;
- margin-bottom: 20px; /* 增加一些间距用于区分不同块 */
- }
- /* 绝对定位的子元素 */
- .absolute-child {
- position: absolute;
- top: 10px;
- left: 10px;
- width: 100px;
- height: 100px;
- background-color: coral;
- }
- /* 绝对定位的父元素 */
- .absolute-parent {
- position: absolute;
- top: 1050px; /* 距离顶部250px */
- left: 200px; /* 距离左侧20px */
- width: 200px;
- height: 200px;
- background-color: lightcoral;
- }
- /* 绝对定位的子元素,相对于绝对定位的父元素 */
- .absolute-child-inside-absolute {
- position: absolute;
- top: 10px;
- left: 10px;
- width: 100px;
- height: 100px;
- background-color: lightgoldenrodyellow;
- }
- /* 固定定位的父元素 */
- .fixed-parent {
- position: fixed;
- top: 20px;
- right: 20px; /* 固定在视口右上角 */
- width: 200px;
- height: 200px;
- background-color: lightgreen;
- }
- /* 绝对定位的子元素,相对于固定定位的父元素 */
- .absolute-child-inside-fixed {
- position: absolute;
- bottom: 10px;
- right: 10px;
- width: 100px;
- height: 100px;
- background-color: lightpink;
- }
- </style>
- </head>
- <body>
- <div class="relative-parent">
- 相对定位的父元素
- <div class="absolute-child">绝对定位的子元素</div>
- </div>
- <div class="absolute-parent">
- 绝对定位的父元素
- <div class="absolute-child-inside-absolute">绝对定位的子元素</div>
- </div>
- <div class="fixed-parent">
- 固定定位的父元素
- <div class="absolute-child-inside-fixed">绝对定位的子元素</div>
- </div>
- </body>
- </html>
复制代码 也可以多层嵌套
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Nested Positioning Example</title>
- <style>
- /* 外层相对定位的父元素 */
- .grandparent {
- position: relative;
- width: 400px;
- height: 400px;
- background-color: lightblue;
- padding: 20px;
- }
- /* 中间绝对定位的父元素 */
- .parent {
- position: absolute;
- top: 20px;
- left: 20px;
- width: 300px;
- height: 300px;
- background-color: lightcoral;
- padding: 20px;
- }
- /* 内层绝对定位的子元素 */
- .child {
- position: absolute;
- top: 20px;
- left: 20px;
- width: 200px;
- height: 200px;
- background-color: lightgreen;
- padding: 20px;
- }
- /* 孙子元素 */
- .grandchild {
- position: absolute;
- bottom: 20px;
- right: 20px;
- width: 100px;
- height: 100px;
- background-color: lightpink;
- padding: 20px;
- }
- </style>
- </head>
- <body>
- <div class="grandparent">
- 外层相对定位的父元素
- <div class="parent">
- 中间绝对定位的父元素
- <div class="child">
- 内层绝对定位的子元素
- <div class="grandchild">
- 孙子元素
- </div>
- </div>
- </div>
- </div>
- </body>
- </html>
复制代码
免责声明:如果侵犯了您的权益,请联系站长,我们会及时删除侵权内容,谢谢合作!更多信息从访问主页:qidao123.com:ToB企服之家,中国第一个企服评测及商务社交产业平台。 |