The aim of responsive design is to avoid horizontal scrolling and/or page scaling on all screen sizes.


FLEXBOX
See https://www.w3schools.com/css/css3_flexbox.asp
See https://css-tricks.com/snippets/css/a-guide-to-flexbox/



1 This is the modern world. This is the modern world. This is the modern world.
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3 This is the modern world. This is the modern world. This is the modern world. This is the modern world. This is the modern world.
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