title: HTML / CSS : Removing white-spaces between elements - Benefit of font-size 0.1px (instead of 0)?
body: <p>In CSS it is common to remove white-spaces between elements by setting the font-size of the container element to 0px. </p>
  
  <p>On the child elements becomes set to the normal size again.</p>
  
  <p>I've always applied "font-size: 0" to the container element and that worked fine.</p>
  
  <p>Now I've seen in other people's code that many use "font-size: 0.1px;" instead. For example here: <a href="https://www.barrelny.com/blog/text-align-justify-and-rwd/" rel="nofollow noreferrer">https://www.barrelny.com/blog/text-align-justify-and-rwd/</a></p>
  
  <p>In section "Break Elements" ...</p>
  
  <p><strong>What's the benefit of keeping these remaining font-size?</strong></p>