The invisible parts of CSS03 Apr 2017
If you use CSS in your daily work, your primary goal is probably focused around making things ‘look right’. How this is achieved is often far less important than the end result. This means we care less about how CSS works than the correct syntax and visual results.
You may not have realised it, but the visual results of CSS are often an indirect consequence of manipulating hidden properties. Some CSS properties such as
... read the whole story at bit.ly.
background-color have a direct and obvious relationship with what you see. While others such as
display remain ambiguous to many of us because the results seem highly dependant on context.