Hey there,
nice to meet you! 
When you create an element,
you can use either upper- or lowercase,
e.g. <h2>hello</h2> or <H2>hello</H2>.
But you can’t mix upper- and lowercase of the tags in one element,
e.g. <H2>hello</h2> won’t work.
Hey there,
nice to meet you!
When you create an element,
you can use either upper- or lowercase,
e.g. <h2>hello</h2> or <H2>hello</H2>.
But you can’t mix upper- and lowercase of the tags in one element,
e.g. <H2>hello</h2> won’t work.