Add a space (" ") after an element using :after

I want to add a blank space after some content, however the content: " "; doesn't seem to work.

This is my code:

h2:after {
    content: " ";
}

... which doesn't work, however this does:

h2:after {
    content: "-";
}

What am I doing wrong?


Explanation

It's worth noting that your code does insert a space

h2::after {
  content: " ";
}

However, it's immediately removed.

From Anonymous inline boxes,

White space content that would subsequently be collapsed away according to the 'white-space' property does not generate any anonymous inline boxes.

And from The 'white-space' processing model,

If a space (U+0020) at the end of a line has 'white-space' set to 'normal', 'nowrap', or 'pre-line', it is also removed.

Solution

So if you don't want the space to be removed, set white-space to pre or pre-wrap .

h2 {
  text-decoration: underline;
}
h2.space::after {
  content: " ";
  white-space: pre;
}
<h2>I don't have space:</h2>
<h2 class="space">I have space:</h2>

Turns out it needs to be specified via escaped unicode. This question is related and contains the answer.

The solution:

h2:after {
    content: "0a0";
}

I needed this instead of using padding because I used inline-block containers to display a series of individual events in a workflow timeline. The last event in the timeline needed no arrow after it.

Ended up with something like:

.transaction-tile:after {
  content: "f105";
}

.transaction-tile:last-child:after {
  content: "0a0";
}

Used fontawesome for the gt (chevron) character. For whatever reason "content: none;" was producing alignment issues on the last tile.

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