Many users change the font size of your page by configuring their browser settings. If you use absolute positioning, things will not align right for them.
In absolute positioning, when your page gets more complex, a single design decision would require you to reposition all of the elements, but in relative positioning, you would only need to change one value, and all the other elements would adjust accordingly.
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…