I\'m trying to do something pretty simply; change the border colour of an input. In both IE11 and latest stable Chrome, changing the color also changes how it looks (appears
I would recommend inspecting the CSS being applied to those input elements using FireBug lite.
http://getfirebug.com/firebuglite
Most browsers set their own CSS as default for input boxes and it's annoyingly convoluted to say the least. Goole chrome for instance, sets an inset border and then overrides it some places in different ways depending on the side of the input box.
If you look in the Inspect Element Computed CSS box for the input element, you will see what is applied and see how to overide it.