That is beyond the scope of CSS, but it is quite simple to do with JQuery.
Paste it on the top of your js, and working with function dom_rdy() it will calls when dom is ready, without jQuery and others tons of code.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.