主页面 media.html
<!DOCTYPE html> <html> <head> <meta charset="utf-8"/> <title>响应式布局演示实例(Medias Query)</title> <style> body,h2{margin:0px;padding:0px;color:white} section#main,header,aside,footer{ background:pink; margin:5px 0; } h2 {text-align:center;foot-size:3em} section#container{ margin:0 auto; width:960px; } header { float:left; width:100%; line-height:100px; } #left { float:left; width:200px; line-height:400px; } section#main { float:left; width:540px; line-height:400px; margin-left:10px; } #right { float:right; width:200px; line-height:400px; } footer { float:left; width:100%; line-height:80px; } </style> /*1000px 以上屏幕显示*/ <link rel="stylesheet" type="text/css" media="screen and (min-width:1000px)" href="pc.css" /> /*pad 640-1000px 屏幕显示*/ <link rel="stylesheet" type="text/css" media="screen and (min-width:640px) and (max-width:1000px)" href="pad.css" /> /*phone 640px以下 屏幕显示*/ <link rel="stylesheet" type="text/css" media="screen and (max-width:639px)" href="phone.css" /> </head> <body> <section id="container"> <header><h2>Header</h2></header> <aside id="left"><h2>Left</h2></aside> <section id="main"><h2>Main</h2></section> <aside id="right"><h2>Right</h2></aside> <footer><h2>Footer</h2></footer> </section> </body> </html>
PC端 pc.css
/*1000px 以上屏幕显示*/ h2{color:yellow;font-size:4em} section#container{ width:1160px; } section#main { width:740px; }
pad端pad.css
/*pad 640-1000px 屏幕显示*/ h2 {color:green;font-size:2.5em} section#container{ width:600px; } #left { width:160px; } section#main{ width:430px; } #right { display:none; }
phone端 phone.css
/*phone 640px以下 屏幕显示*/ h2 {color:red;font-size:1.5em} section#container { width:400px; } #left { float:left; width:100%; line-height:100px; } section#main { float:left; width:100%; line-height:200px; margin-left:0px; } #right { float:left; width:100%; line-height:100px; display:none; }
浏览器输出
pc端
pad端
phone端