We must take care of the design of each page as if they were all the cover , in this way, we will achieve an elegant and effective design in all parts of the Buy email list. Smartphones and computer in hand Responsive design yes or yes . Smartphones and tablets are here to stay and the design has to work the same way on both desktop and mobile. Compatibility is vital Buy email list. In the same way, you have to take into account not to lose capabilities and functionalities: it must continue to load quickly, that there are no errors when displaying images, that resources, text or functions are not lost Buy email list one design to another. animations Animations are the latest trend and have become quite a common element.