絕對定位+overflowhiddenhtml
三大塊spa
pg-header---須要固定 (height:48px) 3d
pg-contentcode
menu 右側菜單-須要固定(width:200px; top:48;left:0; bottom:0;) content---當內容較多時候須要有滾動條(top:48;left:200px;right:0; bottom:0; overflow: auto;)
pg-footerhtm
position絕對定位blog
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>後臺管理</title> <style> .fl { float: left; } .fr { float: right; } body { margin: 0; } .pg-header { margin: 0 auto; height: 48px; background-color: black; } .pg-content .menu { width: 200px; position: fixed; top: 48px; left: 0; bottom: 0; background-color: bisque; } .pg-content .content { position:
fixed
; top: 48px; left: 200px; right: 0; bottom: 0; overflow: auto; } </style> </head> <body> <div class="pg-header"></div> <div class="pg-content"> <div class="menu fl">a</div> <div class="content fr"> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> <p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p><p>hi cristna</p> </div> </div> <div class="pg-footer"></div> </body> </html>