HTML+CSS填坑与挖坑(二)
此节单独探讨各种布局问题和解决方法
#4 布局问题
1.浮动布局
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
| <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>浮动布局</title> <style type="text/css"> .wrap1 div{ min-height: 200px; } .wrap1 .left{ float: left; width: 300px; background: red; } .wrap1 .right{ float: right; width: 300px; background: blue; } .wrap1 .center{ background: pink; } </style> </head> <body> <div class="wrap1"> <div class="left"></div> <div class="right"></div> <div class="center"> 浮动布局 </div> </div> </body> </html>
|
2.绝对定位布局
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
| <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>绝对定位布局</title> <style type="text/css"> .wrap2 div{ position: absolute; min-height: 200px; } .wrap2 .left{ left: 0; width: 300px; background: red; } .wrap2 .right{ right: 0; width: 300px; background: blue; } .wrap2 .center{ left: 300px; right: 300px; background: pink; } </style> </head> <body> <div class="wrap2 wrap"> <div class="left"></div> <div class="center"> 绝对定位布局 </div> <div class="right"></div> </div> </body> </html>
|
3.flex布局
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
| <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>flex布局</title> <style type="text/css"> .wrap3{ display: flex; min-height: 200px; } .wrap3 .left{ flex-basis: 300px; background: red; } .wrap3 .right{ flex-basis: 300px; background: blue; } .wrap3 .center{ flex: 1; background: pink; } </style> </head> <body> <div class="wrap3 wrap"> <div class="left"></div> <div class="center"> flex布局 </div> <div class="right"></div> </div> </body> </html>
|
4.table-cell表格布局
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
| <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>table-cell表格布局</title> <style type="text/css"> .wrap4{ display: table; width: 100%; height: 200px; } .wrap4>div{ display: table-cell; } .wrap4 .left{ width: 300px; background: red; } .wrap4 .right{ width: 300px; background: blue; } .wrap4 .center{ background: pink; } </style> </head> <body> <div class="wrap4 wrap"> <div class="left"></div> <div class="center"> 表格布局 </div> <div class="right"></div> </div> </body> </html>
|
5.grid网格布局
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
| <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>网格布局</title> <style type="text/css"> .wrap5{ display: grid; width: 100%; grid-template-rows: 200px; grid-template-columns: 300px auto 300px; } .wrap5 .left{ background: red; } .wrap5 .right{ background: blue; } .wrap5 .center{ background: pink; } </style> </head> <body> <div class="wrap5 wrap"> <div class="left"></div> <div class="center"> 网格布局 </div> <div class="right"></div> </div> </body> </html>
|
6.各类居中布局问题
上下垂直居中
左右水平居中
上下左右居中
-
Next Post
web首屏性能优化
-
Previous Post
HTML+CSS填坑与挖坑