HTML doesn't offer as clean a solution for vertical lines as it does for horizontal lines -- a vertical equivalent to the Set your image up within your text and add a "style" attribute tag. For ...

Added a Vertical Timeline using HTML & CSS with smooth animations. The timeline supports left & right alignment, an animated vertical line, and responsive design for mobile.

Hello readers.center aligning text obviously gives it a more appealing look. horizontal center align is what we do each day. but when it comes to vertical center align, things get a bit messed up.

那么 line-height 会随着文字大小的改变而改变吗？ normal 真的表示 1 或者 1.2 吗？ vertical-align 又是如何被 line-height 影响的呢？ 让我们来深入理解一个不那么简单的 CSS 机制。