网页时间轴一般用于展示以时间为主线的事件，如企业网站常见的公司发展历程等。本文将给大家介绍一款基于HTML5和CSS3的漂亮的垂直时间轴，它可以响应页面布局，适用于HTML5开发的PC和移动手机WEB应用(The web timeline is often used to show time - based events such as corporate websites, common company developments, and so on. This article will in