image is inside classed div element
class has defined width
image within has width=100%; meaning this image adjusts it's width to it's container.
next image will have class in itself
this image can't have a description attached to it as it is not part of div divider.
it has strictly defined width by class to xy pixels.
image without class at all
= in it's original size.
this image has class within it's tag
this class will ask for width = 100%.
this image has class within it's tag
this class will ask for width = 50% and centered.
div/class has to have following parameters:
width has to be defined strictly or by %; otherwise it will take over full width of parent