diff --git a/test/fixtures/default.txt b/test/fixtures/default.txt
index bf9dc4e4e9f9b403f43a2b6b0a9f1c1fcfbbdacc..5d5f46aabc04218e8f5712633187d5dd1d9d2ff3 100644
--- a/test/fixtures/default.txt
+++ b/test/fixtures/default.txt
@@ -3,7 +3,7 @@ Simple inline math
.
$1+1 = 2$
.
-<p><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></p>
+<p><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base"><span class="mord">1</span><span class="mord rule" style="margin-right:0.2222222222222222em;"></span><span class="mbin">+</span><span class="mord rule" style="margin-right:0.2222222222222222em;"></span><span class="mord">1</span><span class="mord rule" style="margin-right:0.2777777777777778em;"></span><span class="mrel">=</span><span class="mord rule" style="margin-right:0.2777777777777778em;"></span><span class="mord">2</span></span></span></span></p>
.
Simple block math
@@ -11,213 +11,5 @@ Simple block math
$$1+1 = 2$$
.
<p><span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
-</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span></p>
-.
-
-No whitespace before and after is fine
-.
-foo$1+1 = 2$bar
-.
-<p>foo<span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span>bar</p>
-.
-
-Even when it starts with a negative sign
-.
-foo$-1+1 = 2$bar
-.
-<p>foo<span class="katex"><span class="katex-mathml"><math><semantics><mrow><mo>−</mo><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">-1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord">−</span><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span>bar</p>
-.
-
-Shouldn't render empty content
-.
-aaa $$ bbb
-.
-<p>aaa $$ bbb</p>
-.
-
-Should require a closing delimiter
-.
-aaa $5.99 bbb
-.
-<p>aaa $5.99 bbb</p>
-.
-
-Paragraph break in inline math is not allowed
-.
-foo $1+1
-
-= 2$ bar
-.
-<p>foo $1+1</p>
-<p>= 2$ bar</p>
-.
-
-Inline math with apparent markup should not be processed
-.
-foo $1 *i* 1$ bar
-.
-<p>foo <span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>∗</mo><mi>i</mi><mo>∗</mo><mn>1</mn></mrow><annotation encoding="application/x-tex">1 *i* 1</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.65952em;"></span><span class="strut bottom" style="height:0.65952em;vertical-align:0em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">∗</span><span class="mord mathit">i</span><span class="mbin">∗</span><span class="mord mathrm">1</span></span></span></span> bar</p>
-.
-
-Block math can be indented up to 3 spaces
-.
- $$
- 1+1 = 2
- $$
-.
-<p><span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
-</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span></p>
-.
-
-But 4 means a code block
-.
- $$
- 1+1 = 2
- $$
-.
-<pre><code>$$
-1+1 = 2
-$$
-</code></pre>
-.
-
-
-Multiline inline math
-.
-foo $1 + 1
-= 2$ bar
-.
-<p>foo <span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1 + 1
-= 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span> bar</p>
-.
-
-
-Multiline display math
-.
-$$
-
- 1
-+ 1
-
-= 2
-
-$$
-.
-<p><span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">
- 1
-+ 1
-
-= 2
-
-</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span></p>
-.
-
-Text can immediately follow inline math
-.
-$n$-th order
-.
-<p><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mi>n</mi></mrow><annotation encoding="application/x-tex">n</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.43056em;"></span><span class="strut bottom" style="height:0.43056em;vertical-align:0em;"></span><span class="base textstyle uncramped"><span class="mord mathit">n</span></span></span></span>-th order</p>
-.
-
-
-Display math self-closes at the end of document
-.
-$$
-1+1 = 2
-.
-<p><span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
-</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span></p>
-.
-
-
-Display and inline math can appear in lists
-.
-* $1+1 = 2$
-* $$
- 1+1 = 2
- $$
-.
-<ul>
-<li><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></li>
-<li>
-<p><span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
-</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span></p>
-</li>
-</ul>
-.
-
-Display math can be written in one line
-.
-$$1+1 = 2$$
-.
-<p><span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mn>1</mn><mo>+</mo><mn>1</mn><mo>=</mo><mn>2</mn></mrow><annotation encoding="application/x-tex">1+1 = 2
-</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base displaystyle textstyle uncramped"><span class="mord mathrm">1</span><span class="mbin">+</span><span class="mord mathrm">1</span><span class="mrel">=</span><span class="mord mathrm">2</span></span></span></span></span></p>
-.
-
-Or on multiple lines with expression starting and ending on delimited lines
-.
-$$[
-[1, 2]
-[3, 4]
-]$$
-.
-<p><span class="katex-display"><span class="katex"><span class="katex-mathml"><math><semantics><mrow><mo>[</mo><mo>[</mo><mn>1</mn><mo separator="true">,</mo><mn>2</mn><mo>]</mo><mo>[</mo><mn>3</mn><mo separator="true">,</mo><mn>4</mn><mo>]</mo><mo>]</mo></mrow><annotation encoding="application/x-tex">[
-[1, 2]
-[3, 4]
-]</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.75em;"></span><span class="strut bottom" style="height:1em;vertical-align:-0.25em;"></span><span class="base displaystyle textstyle uncramped"><span class="mopen">[</span><span class="mopen">[</span><span class="mord mathrm">1</span><span class="mpunct">,</span><span class="mord mathrm">2</span><span class="mclose">]</span><span class="mopen">[</span><span class="mord mathrm">3</span><span class="mpunct">,</span><span class="mord mathrm">4</span><span class="mclose">]</span><span class="mclose">]</span></span></span></span></span></p>
-.
-
-Escaped delimiters should not render math
-.
-Foo \$1$ bar
-\$\$
-1
-\$\$
-.
-<p>Foo $1$ bar
-$$
-1
-$$</p>
-.
-
-Numbers can not follow closing inline math
-.
-Thus, $20,000 and USD$30,000 won't parse as math.
-.
-<p>Thus, $20,000 and USD$30,000 won't parse as math.</p>
-.
-
-Require non whitespace to right of opening inline math
-.
-For some Europeans, it is 2$ for a can of soda, not 1$.
-.
-<p>For some Europeans, it is 2$ for a can of soda, not 1$.</p>
-.
-
-Require non whitespace to left of closing inline math.
-.
-I will give you $20 today, if you give me more $ tomorrow.
-.
-<p>I will give you $20 today, if you give me more $ tomorrow.</p>
-.
-
-Inline blockmath is not (currently) registered.
-.
-It's well know that $$1 + 1 = 3$$ for sufficiently large 1.
-.
-<p>It's well know that $$1 + 1 = 3$$ for sufficiently large 1.</p>
-.
-
-Escaped delimiters in math mode
-.
-Money adds: $\$X + \$Y = \$Z$.
-.
-<p>Money adds: <span class="katex"><span class="katex-mathml"><math><semantics><mrow><mi mathvariant="normal">$</mi><mi>X</mi><mo>+</mo><mi mathvariant="normal">$</mi><mi>Y</mi><mo>=</mo><mi mathvariant="normal">$</mi><mi>Z</mi></mrow><annotation encoding="application/x-tex">\$X + \$Y = \$Z</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.75em;"></span><span class="strut bottom" style="height:0.83333em;vertical-align:-0.08333em;"></span><span class="base textstyle uncramped"><span class="mord mathrm">$</span><span class="mord mathit" style="margin-right:0.07847em;">X</span><span class="mbin">+</span><span class="mord mathrm">$</span><span class="mord mathit" style="margin-right:0.22222em;">Y</span><span class="mrel">=</span><span class="mord mathrm">$</span><span class="mord mathit" style="margin-right:0.07153em;">Z</span></span></span></span>.</p>
-.
-
-Multiple escaped delimiters in math module
-.
-Weird-o: $\displaystyle{\begin{pmatrix} \$ & 1\\\$ \end{pmatrix}}$.
-.
-<p>Weird-o: <span class="katex"><span class="katex-mathml"><math><semantics><mrow><mstyle scriptlevel="0" displaystyle="true"><mrow><mrow><mo fence="true">(</mo><mtable><mtr><mtd><mrow><mi mathvariant="normal">$</mi></mrow></mtd><mtd><mrow><mn>1</mn></mrow></mtd></mtr><mtr><mtd><mrow><mi mathvariant="normal">$</mi></mrow></mtd></mtr></mtable><mo fence="true">)</mo></mrow></mrow></mstyle></mrow><annotation encoding="application/x-tex">\displaystyle{\begin{pmatrix} \$ & 1\\\$ \end{pmatrix}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:1.45em;"></span><span class="strut bottom" style="height:2.40003em;vertical-align:-0.95003em;"></span><span class="base textstyle uncramped"><span class="reset-textstyle displaystyle textstyle uncramped"><span class="mord displaystyle textstyle uncramped"><span class="minner displaystyle textstyle uncramped"><span class="style-wrap reset-textstyle textstyle uncramped" style="top:0em;"><span class="delimsizing size3">(</span></span><span class="mord"><span class="mtable"><span class="col-align-c"><span class="vlist"><span style="top:-0.6099999999999999em;"><span class="fontsize-ensurer reset-size5 size5"><span style="font-size:0em;"></span></span><span class="mord displaystyle textstyle uncramped"><span class="mord mathrm">$</span></span></span><span style="top:0.5900000000000003em;"><span class="fontsize-ensurer reset-size5 size5"><span style="font-size:0em;"></span></span><span class="mord displaystyle textstyle uncramped"><span class="mord mathrm">$</span></span></span><span class="baseline-fix"><span class="fontsize-ensurer reset-size5 size5"><span style="font-size:0em;"></span></span></span></span></span><span class="arraycolsep" style="width:0.5em;"></span><span class="arraycolsep" style="width:0.5em;"></span><span class="col-align-c"><span class="vlist"><span style="top:-0.6099999999999999em;"><span class="fontsize-ensurer reset-size5 size5"><span style="font-size:0em;"></span></span><span class="mord displaystyle textstyle uncramped"><span class="mord mathrm">1</span></span></span><span class="baseline-fix"><span class="fontsize-ensurer reset-size5 size5"><span style="font-size:0em;"></span></span></span></span></span></span></span><span class="style-wrap reset-textstyle textstyle uncramped" style="top:0em;"><span class="delimsizing size3">)</span></span></span></span></span></span></span></span>.</p>
+</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.64444em;"></span><span class="strut bottom" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="base"><span class="mord">1</span><span class="mord rule" style="margin-right:0.2222222222222222em;"></span><span class="mbin">+</span><span class="mord rule" style="margin-right:0.2222222222222222em;"></span><span class="mord">1</span><span class="mord rule" style="margin-right:0.2777777777777778em;"></span><span class="mrel">=</span><span class="mord rule" style="margin-right:0.2777777777777778em;"></span><span class="mord">2</span></span></span></span></span></p>
.