Image size

width : width of image (-1 : auto)
height : height of image (-1 : auto)
max-width : max width of image (-1 : auto)
max-height : max height of image (-1 : auto)
add-border : if true add border to image if proportion is'nt the same than width/height
crop-resize : if true crop image if proportion is'nt the same than width/height

Démo