什么是响应式布局
响应式布局是Ethan Marcotte在2010年5月份提出的一个概念，简而言之，就是一个网站能够兼容多个终端——而不是为每个终端做一个特定的版本。 响应式布局可以为不同终端的用户提供更加舒适的界面和更好的用户体验，而且随着目前大屏幕移动设备的普及，用“大势所趋”来形容也不为过。随着越来越多的设计师采用这个技术，我们不仅看到很多的创新，还看到了一些成形的模式。
实现的效果
pc端
大屏端
移动端
实现代码包
实现代码下载
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代码语言：javascript复制<!DOCTYPE html>
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