diff --git a/src/delimiter.js b/src/delimiter.js
index be39fc54..7cff6026 100644
--- a/src/delimiter.js
+++ b/src/delimiter.js
@@ -316,7 +316,7 @@ const makeStackedDelim = function(delim, heightTotal, center, options, mode,
 const sqrtInnerSVG = {
     // The main path geometry is from glyph U221A in the font KaTeX Main
     main: `<svg viewBox='0 0 400000 1000' preserveAspectRatio='xMinYMin
-slice'><path fill='currentColor' d='M95 622c-2.667 0-7.167-2.667-13.5
+slice'><path d='M95 622c-2.667 0-7.167-2.667-13.5
 -8S72 604 72 600c0-2 .333-3.333 1-4 1.333-2.667 23.833-20.667 67.5-54s
 65.833-50.333 66.5-51c1.333-1.333 3-2 5-2 4.667 0 8.667 3.333 12 10l173
 378c.667 0 35.333-71 104-213s137.5-285 206.5-429S812 17.333 812 14c5.333
@@ -325,7 +325,7 @@ slice'><path fill='currentColor' d='M95 622c-2.667 0-7.167-2.667-13.5
 
     // size1 is from glyph U221A in the font KaTeX_Size1-Regular
     1: `<svg viewBox='0 0 400000 1200' preserveAspectRatio='xMinYMin
-slice'><path fill='currentColor' d='M263 601c.667 0 18 39.667 52 119s68.167
+slice'><path d='M263 601c.667 0 18 39.667 52 119s68.167
  158.667 102.5 238 51.833 119.333 52.5 120C810 373.333 980.667 17.667 982 11
 c4.667-7.333 11-11 19-11h398999v40H1012.333L741 607c-38.667 80.667-84 175-136
  283s-89.167 185.333-111.5 232-33.833 70.333-34.5 71c-4.667 4.667-12.333 7-23
@@ -334,7 +334,7 @@ c4.667-7.333 11-11 19-11h398999v40H1012.333L741 607c-38.667 80.667-84 175-136
 
     // size2 is from glyph U221A in the font KaTeX_Size2-Regular
     2: `<svg viewBox='0 0 400000 1800' preserveAspectRatio='xMinYMin
-slice'><path fill='currentColor' d='M1001 0h398999v40H1013.084S929.667 308 749
+slice'><path d='M1001 0h398999v40H1013.084S929.667 308 749
  880s-277 876.333-289 913c-4.667 4.667-12.667 7-24 7h-12c-1.333-3.333-3.667
 -11.667-7-25-35.333-125.333-106.667-373.333-214-744-10 12-21 25-33 39l-32 39
 c-6-5.333-15-14-27-26l25-30c26.667-32.667 52-63 76-91l52-60 208 722c56-175.333
@@ -343,7 +343,7 @@ c-6-5.333-15-14-27-26l25-30c26.667-32.667 52-63 76-91l52-60 208 722c56-175.333
 
     // size3 is from glyph U221A in the font KaTeX_Size3-Regular
     3: `<svg viewBox='0 0 400000 2400' preserveAspectRatio='xMinYMin
-slice'><path fill='currentColor' d='M424 2398c-1.333-.667-38.5-172-111.5-514
+slice'><path d='M424 2398c-1.333-.667-38.5-172-111.5-514
 S202.667 1370.667 202 1370c0-2-10.667 14.333-32 49-4.667 7.333-9.833 15.667
 -15.5 25s-9.833 16-12.5 20l-5 7c-4-3.333-8.333-7.667-13-13l-13-13 76-122 77-121
  209 968c0-2 84.667-361.667 254-1079C896.333 373.667 981.667 13.333 983 10
@@ -353,7 +353,7 @@ M1001 0h398999v40H1014z'/></svg>`,
 
     // size4 is from glyph U221A in the font KaTeX_Size4-Regular
     4: `<svg viewBox='0 0 400000 3000' preserveAspectRatio='xMinYMin
-slice'><path fill='currentColor' d='M473 2713C812.333 913.667 982.333 13 983 11
+slice'><path d='M473 2713C812.333 913.667 982.333 13 983 11
 c3.333-7.333 9.333-11 18-11h399110v40H1017.698S927.168 518 741.5 1506C555.833
  2494 462 2989 460 2991c-2 6-10 9-24 9-8 0-12-.667-12-2s-5.333-32-16-92c-50.667
 -293.333-119.667-693.333-207-1200 0-1.333-5.333 8.667-16 30l-32 64-16 33-26-26
@@ -410,7 +410,7 @@ const sqrtSpan = function(height, delim, options) {
         span.innerHTML = `<svg width='100%' height='${span.height}em'>
             <svg viewBox='0 0 400000 ${viewBoxHeight}'
             preserveAspectRatio='xMinYMax slice'>
-            <path fill='currentColor' d='M702 0H400000v40H742v${vertSegment}
+            <path d='M702 0H400000v40H742v${vertSegment}
             ${sqrtInnerSVG['tall']}</svg>`;
     }
 
diff --git a/src/stretchy.js b/src/stretchy.js
index 4ac5fcb6..9e80944f 100644
--- a/src/stretchy.js
+++ b/src/stretchy.js
@@ -137,18 +137,8 @@ const katexImagesData = {
 //    gray pixel that a  single path would generate. So we get arrow shafts
 //    whose edges appear to be sharper.
 
-const innerSVG = {
-    // Since bcancel's SVG is inline and it omits the viewBox attribute,
-    // it's stroke-width will not vary with span area.
-    bcancel: `<line x1='0' y1='0' x2='100%' y2='100%' stroke-width='0.046em'
-stroke='currentcolor'/>`,
-
-    cancel: `<line x1='0' y1='100%' x2='100%' y2='0' stroke-width='0.046em'
-stroke='currentcolor'/>`,
-
-    // The doubleleftarrow geometry is from glyph U+21D0 in the font KaTeX Main
-    doubleleftarrow: `><svg viewBox='0 0 400000 549'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M262 157
+const svgPath = {
+    doubleleftarrow: `<path d='M262 157
 l10-10c34-36 62.7-77 86-123 3.3-8 5-13.3 5-16 0-5.3-6.7-8-20-8-7.3
  0-12.2.5-14.5 1.5-2.3 1-4.8 4.5-7.5 10.5-49.3 97.3-121.7 169.3-217 216-28
  14-57.3 25-88 33-6.7 2-11 3.8-13 5.5-2 1.7-3 4.2-3 7.5s1 5.8 3 7.5
@@ -156,50 +146,60 @@ c2 1.7 6.3 3.5 13 5.5 68 17.3 128.2 47.8 180.5 91.5 52.3 43.7 93.8 96.2 124.5
  157.5 9.3 8 15.3 12.3 18 13h6c12-.7 18-4 18-10 0-2-1.7-7-5-15-23.3-46-52-87
 -86-123l-10-10h399738v-40H218c328 0 0 0 0 0l-10-8c-26.7-20-65.7-43-117-69 2.7
 -2 6-3.7 10-5 36.7-16 72.3-37.3 107-64l10-8h399782v-40z
-m8 0v40h399730v-40zm0 194v40h399730v-40z'/></svg>`,
+m8 0v40h399730v-40zm0 194v40h399730v-40z'/>`,
 
-    // doubleleftrightarrow is from glyph U+21D4 in font KaTeX Main
-    doubleleftrightarrow: `><svg width='50.1%' viewBox='0 0 400000 549'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M262
- 157l10-10c34-36 62.7-77 86-123 3.3-8 5-13.3 5-16 0-5.3-6.7-8-20-8-7.3 0-12.2.5
--14.5 1.5-2.3 1-4.8 4.5-7.5 10.5-49.3 97.3-121.7 169.3-217 216-28 14-57.3 25-88
- 33-6.7 2-11 3.8-13 5.5-2 1.7-3 4.2-3 7.5s1 5.8 3 7.5c2 1.7 6.3 3.5 13 5.5 68
- 17.3 128.2 47.8 180.5 91.5 52.3 43.7 93.8 96.2 124.5 157.5 9.3 8 15.3 12.3 18
- 13h6c12-.7 18-4 18-10 0-2-1.7-7-5-15-23.3-46-52-87-86-123l-10-10h399738v-40
-H218c328 0 0 0 0 0l-10-8c-26.7-20-65.7-43-117-69 2.7-2 6-3.7 10-5 36.7-16 72.3
--37.3 107-64l10-8h399782v-40zm8 0v40h399730v-40zm0 194v40h399730v-40z'/></svg>
-<svg x='50%' width='50%' viewBox='0 0 400000 549' preserveAspectRatio='xMaxYMin
- slice'><path fill='currentcolor' d='M399738 392l-10 10c-34 36-62.7 77-86 123
--3.3 8-5 13.3-5 16 0 5.3 6.7 8 20 8 7.3 0 12.2-.5 14.5-1.5 2.3-1 4.8-4.5 7.5
--10.5 49.3-97.3 121.7-169.3 217-216 28-14 57.3-25 88-33 6.7-2 11-3.8 13-5.5 2
--1.7 3-4.2 3-7.5s-1-5.8-3-7.5c-2-1.7-6.3-3.5-13-5.5-68-17.3-128.2-47.8-180.5
--91.5-52.3-43.7-93.8-96.2-124.5-157.5-9.3-8-15.3-12.3-18-13h-6c-12 .7-18 4-18
- 10 0 2 1.7 7 5 15 23.3 46 52 87 86 123l10 10H0v40h399782c-328 0 0 0 0 0l10 8
-c26.7 20 65.7 43 117 69-2.7 2-6 3.7-10 5-36.7 16-72.3 37.3-107 64l-10 8H0v40z
-M0 157v40h399730v-40zm0 194v40h399730v-40z'/></svg>`,
-
-    // doublerightarrow is from glyph U+21D2 in font KaTeX Main
-    doublerightarrow: `><svg viewBox='0 0 400000 549'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M399738 392l
+    doublerightarrow: `<path d='M399738 392l
 -10 10c-34 36-62.7 77-86 123-3.3 8-5 13.3-5 16 0 5.3 6.7 8 20 8 7.3 0 12.2-.5
  14.5-1.5 2.3-1 4.8-4.5 7.5-10.5 49.3-97.3 121.7-169.3 217-216 28-14 57.3-25 88
 -33 6.7-2 11-3.8 13-5.5 2-1.7 3-4.2 3-7.5s-1-5.8-3-7.5c-2-1.7-6.3-3.5-13-5.5-68
 -17.3-128.2-47.8-180.5-91.5-52.3-43.7-93.8-96.2-124.5-157.5-9.3-8-15.3-12.3-18
 -13h-6c-12 .7-18 4-18 10 0 2 1.7 7 5 15 23.3 46 52 87 86 123l10 10H0v40h399782
 c-328 0 0 0 0 0l10 8c26.7 20 65.7 43 117 69-2.7 2-6 3.7-10 5-36.7 16-72.3 37.3
--107 64l-10 8H0v40zM0 157v40h399730v-40zm0 194v40h399730v-40z'/></svg>`,
+-107 64l-10 8H0v40zM0 157v40h399730v-40zm0 194v40h399730v-40z'/>`,
+
+    leftarrow: `<path d='M400000 241H110l3-3c68.7-52.7 113.7-120
+ 135-202 4-14.7 6-23 6-25 0-7.3-7-11-21-11-8 0-13.2.8-15.5 2.5-2.3 1.7-4.2 5.8
+-5.5 12.5-1.3 4.7-2.7 10.3-4 17-12 48.7-34.8 92-68.5 130S65.3 228.3 18 247
+c-10 4-16 7.7-18 11 0 8.7 6 14.3 18 17 47.3 18.7 87.8 47 121.5 85S196 441.3 208
+ 490c.7 2 1.3 5 2 9s1.2 6.7 1.5 8c.3 1.3 1 3.3 2 6s2.2 4.5 3.5 5.5c1.3 1 3.3
+ 1.8 6 2.5s6 1 10 1c14 0 21-3.7 21-11 0-2-2-10.3-6-25-20-79.3-65-146.7-135-202
+ l-3-3h399890zM100 241v40h399900v-40z'/>`,
+
+    rightarrow: `<path d='M0 241v40h399891c-47.3 35.3-84 78-110 128
+-16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20
+ 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7
+ 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85
+-40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5
+-12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67
+ 151.7 139 205zm0 0v40h399900v-40z'/>`,
+};
+
+const innerSVG = {
+    // Since bcancel's SVG is inline and it omits the viewBox attribute,
+    // it's stroke-width will not vary with span area.
+    bcancel: `<line x1='0' y1='0' x2='100%' y2='100%' stroke-width='0.046em'/>`,
+
+    cancel: `<line x1='0' y1='100%' x2='100%' y2='0' stroke-width='0.046em'/>`,
+
+    // The doubleleftarrow geometry is from glyph U+21D0 in the font KaTeX Main
+    doubleleftarrow: `><svg viewBox='0 0 400000 549'
+preserveAspectRatio='xMinYMin slice'>${svgPath["doubleleftarrow"]}</svg>`,
+
+    // doubleleftrightarrow is from glyph U+21D4 in font KaTeX Main
+    doubleleftrightarrow: `><svg width='50.1%' viewBox='0 0 400000 549'
+preserveAspectRatio='xMinYMin slice'>${svgPath["doubleleftarrow"]}</svg>
+<svg x='50%' width='50%' viewBox='0 0 400000 549' preserveAspectRatio='xMaxYMin
+ slice'>${svgPath["doublerightarrow"]}</svg>`,
+
+    // doublerightarrow is from glyph U+21D2 in font KaTeX Main
+    doublerightarrow: `><svg viewBox='0 0 400000 549'
+preserveAspectRatio='xMaxYMin slice'>${svgPath["doublerightarrow"]}</svg>`,
 
     // hookleftarrow is from glyph U+21A9 in font KaTeX Main
     hookleftarrow: `><svg width='50.1%' viewBox='0 0 400000 522'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M400000 241
-H110l3-3c68.7-52.7 113.7-120 135-202 4-14.7 6-23 6-25 0-7.3-7-11-21-11-8 0
--13.2.8-15.5 2.5-2.3 1.7-4.2 5.8-5.5 12.5-1.3 4.7-2.7 10.3-4 17-12 48.7-34.8 92
--68.5 130S65.3 228.3 18 247c-10 4-16 7.7-18 11 0 8.7 6 14.3 18 17 47.3 18.7
- 87.8 47 121.5 85S196 441.3 208 490c.7 2 1.3 5 2 9s1.2 6.7 1.5 8c.3 1.3 1 3.3 2
- 6s2.2 4.5 3.5 5.5c1.3 1 3.3 1.8 6 2.5s6 1 10 1c14 0 21-3.7 21-11 0-2-2-10.3-6
--25-20-79.3-65-146.7-135-202l-3-3h399890zM100 241v40h399900v-40z'/></svg>
+preserveAspectRatio='xMinYMin slice'>${svgPath["leftarrow"]}</svg>
 <svg x='50%' width='50%' viewBox='0 0 400000 522' preserveAspectRatio='xMaxYMin
- slice'><path fill='currentcolor' d='M399859 241c-764 0 0 0 0 0 40-3.3 68.7
+ slice'><path d='M399859 241c-764 0 0 0 0 0 40-3.3 68.7
  -15.7 86-37 10-12 15-25.3 15-40 0-22.7-9.8-40.7-29.5-54-19.7-13.3-43.5-21-71.5
  -23-17.3-1.3-26-8-26-20 0-13.3 8.7-20 26-20 38 0 71 11.2 99 33.5 0 0 7 5.6 21
  16.7 14 11.2 21 33.5 21 66.8s-14 61.2-42 83.5c-28 22.3-61 33.5-99 33.5L0 241z
@@ -207,159 +207,111 @@ H110l3-3c68.7-52.7 113.7-120 135-202 4-14.7 6-23 6-25 0-7.3-7-11-21-11-8 0
 
     // hookrightarrow is from glyph U+21AA in font KaTeX Main
     hookrightarrow: `><svg width='50.1%' viewBox='0 0 400000 522'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M400000 281
+preserveAspectRatio='xMinYMin slice'><path d='M400000 281
 H103s-33-11.2-61-33.5S0 197.3 0 164s14.2-61.2 42.5-83.5C70.8 58.2 104 47 142 47
 c16.7 0 25 6.7 25 20 0 12-8.7 18.7-26 20-40 3.3-68.7 15.7-86 37-10 12-15 25.3
 -15 40 0 22.7 9.8 40.7 29.5 54 19.7 13.3 43.5 21 71.5 23h399859zM103 281v-40
 h399897v40z'/></svg><svg x='50%' width='50%' viewBox='0 0 400000 522'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M0 241v40
-h399891c-47.3 35.3-84 78-110 128-16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3
- 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5
--11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9
--5.7 9-11s-3-9-9-11c-45.3-15.3-85-40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3
--27.3-11-40-1.3-6.7-3.2-10.8-5.5-12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21
- 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z'/></svg>`,
+preserveAspectRatio='xMaxYMin slice'>${svgPath["rightarrow"]}</svg>`,
 
     // leftarrow is from glyph U+2190 in font KaTeX Main
     leftarrow: `><svg viewBox='0 0 400000 522' preserveAspectRatio='xMinYMin
- slice'><path fill='currentcolor' d='M400000 241H110l3-3c68.7-52.7 113.7-120
- 135-202 4-14.7 6-23 6-25 0-7.3-7-11-21-11-8 0-13.2.8-15.5 2.5-2.3 1.7-4.2 5.8
--5.5 12.5-1.3 4.7-2.7 10.3-4 17-12 48.7-34.8 92-68.5 130S65.3 228.3 18 247
-c-10 4-16 7.7-18 11 0 8.7 6 14.3 18 17 47.3 18.7 87.8 47 121.5 85S196 441.3 208
- 490c.7 2 1.3 5 2 9s1.2 6.7 1.5 8c.3 1.3 1 3.3 2 6s2.2 4.5 3.5 5.5c1.3 1 3.3
- 1.8 6 2.5s6 1 10 1c14 0 21-3.7 21-11 0-2-2-10.3-6-25-20-79.3-65-146.7-135-202
- l-3-3h399890zM100 241v40h399900v-40z'/></svg>`,
-
-    // leftdoublearrow is from glyph U+21D0 in font KaTeX Main
-    leftdoublearrow: `><svg viewBox='0 0 400000 549'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M262 157l10
--10c34-36 62.7-77 86-123 3.3-8 5-13.3 5-16 0-5.3-6.7-8-20-8-7.3 0-12.2.5-14.5
- 1.5-2.3 1-4.8 4.5-7.5 10.5-49.3 97.3-121.7 169.3-217 216-28 14-57.3 25-88 33
--6.7 2-11 3.8-13 5.5-2 1.7-3 4.2-3 7.5s1 5.8 3 7.5c2 1.7 6.3 3.5 13 5.5 68 17.3
- 128.2 47.8 180.5 91.5 52.3 43.7 93.8 96.2 124.5 157.5 9.3 8 15.3 12.3 18 13h6
-c12-.7 18-4 18-10 0-2-1.7-7-5-15-23.3-46-52-87-86-123l-10-10h399738v-40H218
-c328 0 0 0 0 0l-10-8c-26.7-20-65.7-43-117-69 2.7-2 6-3.7 10-5 36.7-16 72.3-37.3
- 107-64l10-8h399782v-40z'/></svg>`,
+ slice'>${svgPath["leftarrow"]}</svg>`,
 
     // leftharpoon is from glyph U+21BD in font KaTeX Main
     leftharpoon: `><svg viewBox='0 0 400000 522' preserveAspectRatio='xMinYMin
- slice'><path fill='currentcolor' d='M0 267c.7 5.3 3 10 7 14h399993v-40H93c3.3
+ slice'><path d='M0 267c.7 5.3 3 10 7 14h399993v-40H93c3.3
 -3.3 10.2-9.5 20.5-18.5s17.8-15.8 22.5-20.5c50.7-52 88-110.3 112-175 4-11.3 5
 -18.3 3-21-1.3-4-7.3-6-18-6-8 0-13 .7-15 2s-4.7 6.7-8 16c-42 98.7-107.3 174.7
 -196 228-6.7 4.7-10.7 8-12 10-1.3 2-2 5.7-2 11zm100-26v40h399900v-40z'/></svg>`,
 
     // leftharpoondown is from glyph U+21BD in font KaTeX Main
     leftharpoondown: `><svg viewBox='0 0 400000 522'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M399747 511
-c0 7.3 6.7 11 20 11 8 0 13-.8 15-2.5s4.7-6.8 8-15.5c40-94 99.3-166.3 178-217
- 13.3-8 20.3-12.3 21-13 5.3-3.3 8.5-5.8 9.5-7.5 1-1.7 1.5-5.2 1.5-10.5s-2.3
- -10.3-7-15H0v40h399908c-34 25.3-64.7 57-92 95-27.3 38-48.7 77.7-64 119-3.3
- 8.7-5 14-5 16zM0 241v40h399900v-40z'/></svg>`,
+preserveAspectRatio='xMinYMin slice'><path d="M7 241c-4 4-6.333 8.667-7 14
+ 0 5.333.667 9 2 11s5.333 5.333 12 10c90.667 54 156 130 196 228 3.333 10.667
+ 6.333 16.333 9 17 2 .667 5 1 9 1h5c10.667 0 16.667-2 18-6 2-2.667 1-9.667-3-21
+ -32-87.333-82.667-157.667-152-211l-3-3h399907v-40z
+M93 281 H400000 v-40L7 241z"/></svg>`,
 
     // leftrightarrow is from glyph U+2194 in font KaTeX Main
     leftrightarrow: `><svg width='50.1%' viewBox='0 0 400000 522'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M400000 241
-H110l3-3c68.7-52.7 113.7-120 135-202 4-14.7 6-23 6-25 0-7.3-7-11-21-11-8 0
--13.2.8-15.5 2.5-2.3 1.7-4.2 5.8-5.5 12.5-1.3 4.7-2.7 10.3-4 17-12 48.7-34.8 92
--68.5 130S65.3 228.3 18 247c-10 4-16 7.7-18 11 0 8.7 6 14.3 18 17 47.3 18.7
- 87.8 47 121.5 85S196 441.3 208 490c.7 2 1.3 5 2 9s1.2 6.7 1.5 8c.3 1.3 1 3.3
- 2 6s2.2 4.5 3.5 5.5c1.3 1 3.3 1.8 6 2.5s6 1 10 1c14 0 21-3.7 21-11 0-2-2-10.3
--6-25-20-79.3-65-146.7-135-202l-3-3h399890zM100 241v40h399900v-40z'/></svg>
+preserveAspectRatio='xMinYMin slice'>${svgPath["leftarrow"]}</svg>
 <svg x='50%' width='50%' viewBox='0 0 400000 522' preserveAspectRatio='xMaxYMin
- slice'><path fill='currentcolor' d='M0 241v40h399891c-47.3 35.3-84 78-110 128
--16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20
- 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7
- 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85
--40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5
--12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67
- 151.7 139 205zm0 0v40h399900v-40z'/></svg>`,
+ slice'>${svgPath["rightarrow"]}</svg>`,
 
     // leftrightharpoons is from glyphs U+21BC/21B1 in font KaTeX Main
     leftrightharpoons: `><svg width='50.1%' viewBox='0 0 400000 716'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M0 267c.7 5.3
+preserveAspectRatio='xMinYMin slice'><path d='M0 267c.7 5.3
  3 10 7 14h399993v-40H93c3.3-3.3 10.2-9.5 20.5-18.5s17.8-15.8 22.5-20.5c50.7-52
  88-110.3 112-175 4-11.3 5-18.3 3-21-1.3-4-7.3-6-18-6-8 0-13 .7-15 2s-4.7 6.7-8
  16c-42 98.7-107.3 174.7-196 228-6.7 4.7-10.7 8-12 10-1.3 2-2 5.7-2 11zm100-26
 v40h399900v-40zM0 435v40h400000v-40zm0 0v40h400000v-40z'/></svg>
 <svg x='50%' width='50%' viewBox='0 0 400000 716' preserveAspectRatio='xMaxYMin
- slice'><path fill='currentcolor' d='M399747 705c0 7.3 6.7 11 20 11 8 0 13-.8
+ slice'><path d='M399747 705c0 7.3 6.7 11 20 11 8 0 13-.8
  15-2.5s4.7-6.8 8-15.5c40-94 99.3-166.3 178-217 13.3-8 20.3-12.3 21-13 5.3-3.3
  8.5-5.8 9.5-7.5 1-1.7 1.5-5.2 1.5-10.5s-2.3-10.3-7-15H0v40h399908c-34 25.3
 -64.7 57-92 95-27.3 38-48.7 77.7-64 119-3.3 8.7-5 14-5 16zM0 435v40h399900v-40z
 m0-194v40h400000v-40zm0 0v40h400000v-40z'/></svg>`,
 
     linesegment: `><svg width='50.1%' viewBox='0 0 400000 414'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M40 187V40H0
+preserveAspectRatio='xMinYMin slice'><path d='M40 187V40H0
 v334h40V227h399960v-40zm0 0V40H0v334h40V227h399960v-40z'/></svg><svg x='50%'
 width='50%' viewBox='0 0 400000 414' preserveAspectRatio='xMaxYMin slice'>
-<path fill='currentcolor' d='M0 187v40h399960v147h40V40h-40v147zm0
+<path d='M0 187v40h399960v147h40V40h-40v147zm0
  0v40h399960v147h40V40h-40v147z'/></svg>`,
 
     longequal: ` viewBox='0 0 100 334' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M0 50h100v40H0zm0 194h100v40H0z'/>`,
+<path d='M0 50h100v40H0zm0 194h100v40H0z'/>`,
 
     // mapsto is from glyph U+21A6 in font KaTeX Main
     mapsto: `><svg width='50.1%' viewBox='0 0 400000 522'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M40 241c740
+preserveAspectRatio='xMinYMin slice'><path d='M40 241c740
  0 0 0 0 0v-75c0-40.7-.2-64.3-.5-71-.3-6.7-2.2-11.7-5.5-15-4-4-8.7-6-14-6-5.3 0
 -10 2-14 6C2.7 83.3.8 91.3.5 104 .2 116.7 0 169 0 261c0 114 .7 172.3 2 175 4 8
  10 12 18 12 5.3 0 10-2 14-6 3.3-3.3 5.2-8.3 5.5-15 .3-6.7.5-30.3.5-71v-75
 h399960zm0 0v40h399960v-40z'/></svg><svg x='50%' width='50%' viewBox='0 0
- 400000 522' preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor'
-d='M0 241l399891 40c-47.3 35.3-84 78-110 128-16.7 32-27.7 63.7-33 95 0 1.3-.2
- 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7
- 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119
--75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85-40.5-119-75.5s-58.3-74.8-73-119.5
-c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5-12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0
--21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205z
-m0 0v40h399900v-40z'/></svg>`,
+ 400000 522' preserveAspectRatio='xMaxYMin slice'>${svgPath["rightarrow"]}</svg>`,
 
     // overbrace is from glyphs U+23A9/23A8/23A7 in font KaTeX_Size4-Regular
     overbrace: `><svg width='25.5%' viewBox='0 0 400000 548'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M6 548l-6-6
+preserveAspectRatio='xMinYMin slice'><path d='M6 548l-6-6
 v-35l6-11c56-104 135.3-181.3 238-232 57.3-28.7 117-45 179-50h399577v120H403
 c-43.3 7-81 15-113 26-100.7 33-179.7 91-237 174-2.7 5-6 9-10 13-.7 1-7.3 1-20 1
 H6z'/></svg><svg x='25%' width='50%' viewBox='0 0 400000 548'
-preserveAspectRatio='xMidYMin slice'><path fill='currentcolor' d='M200428 334
+preserveAspectRatio='xMidYMin slice'><path d='M200428 334
 c-100.7-8.3-195.3-44-280-108-55.3-42-101.7-93-139-153l-9-14c-2.7 4-5.7 8.7-9 14
 -53.3 86.7-123.7 153-211 199-66.7 36-137.3 56.3-212 62H0V214h199568c178.3-11.7
  311.7-78.3 403-201 6-8 9.7-12 11-12 .7-.7 6.7-1 18-1s17.3.3 18 1c1.3 0 5 4 11
  12 44.7 59.3 101.3 106.3 170 141s145.3 54.3 229 60h199572v120z'/></svg>
 <svg x='74.9%' width='24.1%' viewBox='0 0 400000 548'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M400000 542l
+preserveAspectRatio='xMaxYMin slice'><path d='M400000 542l
 -6 6h-17c-12.7 0-19.3-.3-20-1-4-4-7.3-8.3-10-13-35.3-51.3-80.8-93.8-136.5-127.5
 s-117.2-55.8-184.5-66.5c-.7 0-2-.3-4-1-18.7-2.7-76-4.3-172-5H0V214h399571l6 1
 c124.7 8 235 61.7 331 161 31.3 33.3 59.7 72.7 85 118l7 13v35z'/></svg>`,
 
     // overgroup is from the MnSymbol package (public domain)
     overgroup: `><svg width='50.1%' viewBox='0 0 400000 342'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M400000 80
+preserveAspectRatio='xMinYMin slice'><path d='M400000 80
 H435C64 80 168.3 229.4 21 260c-5.9 1.2-18 0-18 0-2 0-3-1-3-3v-38C76 61 257 0
  435 0h399565z'/></svg><svg x='50%' width='50%' viewBox='0 0 400000 342'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M0 80h399565
+preserveAspectRatio='xMaxYMin slice'><path d='M0 80h399565
 c371 0 266.7 149.4 414 180 5.9 1.2 18 0 18 0 2 0 3-1 3-3v-38
 c-76-158-257-219-435-219H0z'/></svg>`,
 
     // rightarrow is from glyph U+2192 in font KaTeX Main
     rightarrow: `><svg viewBox='0 0 400000 522' preserveAspectRatio='xMaxYMin
- slice'><path fill='currentcolor' d='M0 241v40h399891c-47.3 35.3-84 78-110 128
--16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20
- 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7
- 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85
--40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5
--12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67
- 151.7 139 205zm0 0v40h399900v-40z'/></svg>`,
+ slice'>${svgPath["rightarrow"]}</svg>`,
 
     // rightharpoon is from glyph U+21C0 in font KaTeX Main
     rightharpoon: `><svg viewBox='0 0 400000 522' preserveAspectRatio='xMaxYMin
- slice'><path fill='currentcolor' d='M0 241v40h399993c4.7-4.7 7-9.3 7-14 0-9.3
+ slice'><path d='M0 241v40h399993c4.7-4.7 7-9.3 7-14 0-9.3
 -3.7-15.3-11-18-92.7-56.7-159-133.7-199-231-3.3-9.3-6-14.7-8-16-2-1.3-7-2-15-2
 -10.7 0-16.7 2-18 6-2 2.7-1 9.7 3 21 15.3 42 36.7 81.8 64 119.5 27.3 37.7 58
  69.2 92 94.5zm0 0v40h399900v-40z'/></svg>`,
 
     // rightharpoondown is from glyph U+21C1 in font KaTeX Main
     rightharpoondown: `><svg viewBox='0 0 400000 522'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M399747 511
+preserveAspectRatio='xMaxYMin slice'><path d='M399747 511
 c0 7.3 6.7 11 20 11 8 0 13-.8 15-2.5s4.7-6.8 8-15.5c40-94 99.3-166.3 178-217
  13.3-8 20.3-12.3 21-13 5.3-3.3 8.5-5.8 9.5-7.5 1-1.7 1.5-5.2 1.5-10.5s-2.3
  -10.3-7-15H0v40h399908c-34 25.3-64.7 57-92 95-27.3 38-48.7 77.7-64 119-3.3
@@ -367,12 +319,12 @@ c0 7.3 6.7 11 20 11 8 0 13-.8 15-2.5s4.7-6.8 8-15.5c40-94 99.3-166.3 178-217
 
     // rightleftharpoons is from glyph U+21CC in font KaTeX Main
     rightleftharpoons: `><svg width='50%' viewBox='0 0 400000 716'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M7 435c-4 4
+preserveAspectRatio='xMinYMin slice'><path d='M7 435c-4 4
 -6.3 8.7-7 14 0 5.3.7 9 2 11s5.3 5.3 12 10c90.7 54 156 130 196 228 3.3 10.7 6.3
  16.3 9 17 2 .7 5 1 9 1h5c10.7 0 16.7-2 18-6 2-2.7 1-9.7-3-21-32-87.3-82.7
 -157.7-152-211l-3-3h399907v-40H7zm93 0v40h399900v-40zM0 241v40h399900v-40z
 m0 0v40h399900v-40z'/></svg><svg x='50%' width='50%' viewBox='0 0 400000 716'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M0 241v40
+preserveAspectRatio='xMaxYMin slice'><path d='M0 241v40
 h399993c4.7-4.7 7-9.3 7-14 0-9.3-3.7-15.3-11-18-92.7-56.7-159-133.7-199-231-3.3
 -9.3-6-14.7-8-16-2-1.3-7-2-15-2-10.7 0-16.7 2-18 6-2 2.7-1 9.7 3 21 15.3 42
  36.7 81.8 64 119.5 27.3 37.7 58 69.2 92 94.5zm0 0v40h399900v-40z
@@ -380,7 +332,7 @@ h399993c4.7-4.7 7-9.3 7-14 0-9.3-3.7-15.3-11-18-92.7-56.7-159-133.7-199-231-3.3
 
     // tilde1 is a modified version of a glyph from the MnSymbol package
     tilde1: ` viewBox='0 0 600 260' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M200 55.538c-77 0-168 73.953-177 73.953-3 0-7
+<path d='M200 55.538c-77 0-168 73.953-177 73.953-3 0-7
 -2.175-9-5.437L2 97c-1-2-2-4-2-6 0-4 2-7 5-9l20-12C116 12 171 0 207 0c86 0
  114 68 191 68 78 0 168-68 177-68 4 0 7 2 9 5l12 19c1 2.175 2 4.35 2 6.525 0
  4.35-2 7.613-5 9.788l-19 13.05c-92 63.077-116.937 75.308-183 76.128
@@ -388,21 +340,21 @@ h399993c4.7-4.7 7-9.3 7-14 0-9.3-3.7-15.3-11-18-92.7-56.7-159-133.7-199-231-3.3
 
     // Ditto tilde2, tilde3, and tilde 4
     tilde2: ` viewBox='0 0 1033 286' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M344 55.266c-142 0-300.638 81.316-311.5 86.418
+<path d='M344 55.266c-142 0-300.638 81.316-311.5 86.418
 -8.01 3.762-22.5 10.91-23.5 5.562L1 120c-1-2-1-3-1-4 0-5 3-9 8-10l18.4-9C160.9
  31.9 283 0 358 0c148 0 188 122 331 122s314-97 326-97c4 0 8 2 10 7l7 21.114
 c1 2.14 1 3.21 1 4.28 0 5.347-3 9.626-7 10.696l-22.3 12.622C852.6 158.372 751
  181.476 676 181.476c-149 0-189-126.21-332-126.21z'/>`,
 
     tilde3: ` viewBox='0 0 2339 306' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M786 59C457 59 32 175.242 13 175.242c-6 0-10-3.457
+<path d='M786 59C457 59 32 175.242 13 175.242c-6 0-10-3.457
 -11-10.37L.15 138c-1-7 3-12 10-13l19.2-6.4C378.4 40.7 634.3 0 804.3 0c337 0
  411.8 157 746.8 157 328 0 754-112 773-112 5 0 10 3 11 9l1 14.075c1 8.066-.697
  16.595-6.697 17.492l-21.052 7.31c-367.9 98.146-609.15 122.696-778.15 122.696
  -338 0-409-156.573-744-156.573z'/>`,
 
     tilde4: ` viewBox='0 0 2340 312' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M786 58C457 58 32 177.487 13 177.487c-6 0-10-3.345
+<path d='M786 58C457 58 32 177.487 13 177.487c-6 0-10-3.345
 -11-10.035L.15 143c-1-7 3-12 10-13l22-6.7C381.2 35 637.15 0 807.15 0c337 0 409
  177 744 177 328 0 754-127 773-127 5 0 10 3 11 9l1 14.794c1 7.805-3 13.38-9
  14.495l-20.7 5.574c-366.85 99.79-607.3 139.372-776.3 139.372-338 0-409
@@ -410,12 +362,12 @@ c1 2.14 1 3.21 1 4.28 0 5.347-3 9.626-7 10.696l-22.3 12.622C852.6 158.372 751
 
     // tofrom is from glyph U+21C4 in font KaTeX AMS Regular
     tofrom: `><svg width='50.1%' viewBox='0 0 400000 528'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M0 147h400000
+preserveAspectRatio='xMinYMin slice'><path d='M0 147h400000
 v40H0zm0 214c68 40 115.7 95.7 143 167h22c15.3 0 23-.3 23-1 0-1.3-5.3-13.7-16-37
 -18-35.3-41.3-69-70-101l-7-8h399905v-40H95l7-8c28.7-32 52-65.7 70-101 10.7-23.3
  16-35.7 16-37 0-.7-7.7-1-23-1h-22C115.7 265.3 68 321 0 361zm0-174v-40h399900
 v40zm100 154v40h399900v-40z'/></svg><svg x='50%' width='50%' viewBox='0 0
- 400000 528' preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor'
+ 400000 528' preserveAspectRatio='xMaxYMin slice'><path
 d='M400000 167c-70.7-42-118-97.7-142-167h-23c-15.3 0-23 .3-23 1 0 1.3 5.3 13.7
  16 37 18 35.3 41.3 69 70 101l7 8H0v40h399905l-7 8c-28.7 32-52 65.7-70 101-10.7
  23.3-16 35.7-16 37 0 .7 7.7 1 23 1h23c24-69.3 71.3-125 142-167z
@@ -423,7 +375,7 @@ d='M400000 167c-70.7-42-118-97.7-142-167h-23c-15.3 0-23 .3-23 1 0 1.3 5.3 13.7
 
     // twoheadleftarrow is from glyph U+219E in font KaTeX AMS Regular
     twoheadleftarrow: `><svg viewBox='0 0 400000 334'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M0 167c68 40
+preserveAspectRatio='xMinYMin slice'><path d='M0 167c68 40
  115.7 95.7 143 167h22c15.3 0 23-.3 23-1 0-1.3-5.3-13.7-16-37-18-35.3-41.3-69
 -70-101l-7-8h125l9 7c50.7 39.3 85 86 103 140h46c0-4.7-6.3-18.7-19-42-18-35.3
 -40-67.3-66-96l-9-9h399716v-40H284l9-9c26-28.7 48-60.7 66-96 12.7-23.333 19
@@ -433,7 +385,7 @@ preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M0 167c68 40
 
     // twoheadrightarrow is from glyph U+21A0 in font KaTeX AMS Regular
     twoheadrightarrow: `><svg viewBox='0 0 400000 334'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M400000 167
+preserveAspectRatio='xMaxYMin slice'><path d='M400000 167
 c-68-40-115.7-95.7-143-167h-22c-15.3 0-23 .3-23 1 0 1.3 5.3 13.7 16 37 18 35.3
  41.3 69 70 101l7 8h-125l-9-7c-50.7-39.3-85-86-103-140h-46c0 4.7 6.3 18.7 19 42
  18 35.3 40 67.3 66 96l9 9H0v40h399716l-9 9c-26 28.7-48 60.7-66 96-12.7 23.333
@@ -443,52 +395,51 @@ c-68-40-115.7-95.7-143-167h-22c-15.3 0-23 .3-23 1 0 1.3 5.3 13.7 16 37 18 35.3
 
     // underbrace is from glyphs U+23A9/23A8/23A7 in font KaTeX_Size4-Regular
     underbrace: `><svg width='25.1%' viewBox='0 0 400000 548'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M0 6l6-6h17
+preserveAspectRatio='xMinYMin slice'><path d='M0 6l6-6h17
 c12.688 0 19.313.3 20 1 4 4 7.313 8.3 10 13 35.313 51.3 80.813 93.8 136.5 127.5
  55.688 33.7 117.188 55.8 184.5 66.5.688 0 2 .3 4 1 18.688 2.7 76 4.3 172 5
 h399450v120H429l-6-1c-124.688-8-235-61.7-331-161C60.687 138.7 32.312 99.3 7 54
 L0 41V6z'/></svg><svg x='25%' width='50%' viewBox='0 0 400000 548'
-preserveAspectRatio='xMidYMin slice'><path fill='currentcolor' d='M199572 214
+preserveAspectRatio='xMidYMin slice'><path d='M199572 214
 c100.7 8.3 195.3 44 280 108 55.3 42 101.7 93 139 153l9 14c2.7-4 5.7-8.7 9-14
  53.3-86.7 123.7-153 211-199 66.7-36 137.3-56.3 212-62h199568v120H200432c-178.3
  11.7-311.7 78.3-403 201-6 8-9.7 12-11 12-.7.7-6.7 1-18 1s-17.3-.3-18-1c-1.3 0
 -5-4-11-12-44.7-59.3-101.3-106.3-170-141s-145.3-54.3-229-60H0V214z'/></svg>
 <svg x='74.9%' width='25.1%' viewBox='0 0 400000 548'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M399994 0l6 6
+preserveAspectRatio='xMaxYMin slice'><path d='M399994 0l6 6
 v35l-6 11c-56 104-135.3 181.3-238 232-57.3 28.7-117 45-179 50H-300V214h399897
 c43.3-7 81-15 113-26 100.7-33 179.7-91 237-174 2.7-5 6-9 10-13 .7-1 7.3-1 20-1
 h17z'/></svg>`,
 
     // undergroup is from the MnSymbol package (public domain)
     undergroup: `><svg width='50.1%' viewBox='0 0 400000 342'
-preserveAspectRatio='xMinYMin slice'><path fill='currentcolor' d='M400000 262
+preserveAspectRatio='xMinYMin slice'><path d='M400000 262
 H435C64 262 168.3 112.6 21 82c-5.9-1.2-18 0-18 0-2 0-3 1-3 3v38c76 158 257 219
  435 219h399565z'/></svg><svg x='50%' width='50%' viewBox='0 0 400000 342'
-preserveAspectRatio='xMaxYMin slice'><path fill='currentcolor' d='M0 262h399565
+preserveAspectRatio='xMaxYMin slice'><path d='M0 262h399565
 c371 0 266.7-149.4 414-180 5.9-1.2 18 0 18 0 2 0 3 1 3 3v38c-76 158-257
  219-435 219H0z'/></svg>`,
 
     // widehat1 is a modified version of a glyph from the MnSymbol package
     widehat1: ` viewBox='0 0 1062 239' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M529 0h5l519 115c5 1 9 5 9 10 0 1-1 2-1 3l-4 22
+<path d='M529 0h5l519 115c5 1 9 5 9 10 0 1-1 2-1 3l-4 22
 c-1 5-5 9-11 9h-2L532 67 19 159h-2c-5 0-9-4-11-9l-5-22c-1-6 2-12 8-13z'/>`,
 
     // Ditto widehat2, widehat3, and widehat4
     widehat2: ` viewBox='0 0 2364 300' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M1181 0h2l1171 176c6 0 10 5 10 11l-2 23c-1 6-5 10
+<path d='M1181 0h2l1171 176c6 0 10 5 10 11l-2 23c-1 6-5 10
 -11 10h-1L1182 67 15 220h-1c-6 0-10-4-11-10l-2-23c-1-6 4-11 10-11z'/>`,
 
     widehat3: ` viewBox='0 0 2364 360' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M1181 0h2l1171 236c6 0 10 5 10 11l-2 23c-1 6-5 10
+<path d='M1181 0h2l1171 236c6 0 10 5 10 11l-2 23c-1 6-5 10
 -11 10h-1L1182 67 15 280h-1c-6 0-10-4-11-10l-2-23c-1-6 4-11 10-11z'/>`,
 
     widehat4: ` viewBox='0 0 2364 420' preserveAspectRatio='none'>
-<path fill='currentcolor' d='M1181 0h2l1171 296c6 0 10 5 10 11l-2 23c-1 6-5 10
+<path d='M1181 0h2l1171 296c6 0 10 5 10 11l-2 23c-1 6-5 10
 -11 10h-1L1182 67 15 340h-1c-6 0-10-4-11-10l-2-23c-1-6 4-11 10-11z'/>`,
 
-    xcancel: `<line x1='0' y1='0' x2='100%' y2='100%' stroke-width='0.046em'
-stroke='currentcolor'/><line x1='0' y1='100%' x2='100%' y2='0'
-stroke-width='0.046em' stroke='currentcolor'/>`,
+    xcancel: `<line x1='0' y1='0' x2='100%' y2='100%' stroke-width='0.046em'/>
+<line x1='0' y1='100%' x2='100%' y2='0' stroke-width='0.046em'/>`,
 };
 
 const svgSpan = function(group, options) {
diff --git a/static/katex.less b/static/katex.less
index a6dfa472..1a97a23e 100644
--- a/static/katex.less
+++ b/static/katex.less
@@ -547,6 +547,14 @@
         display: block;
         position: absolute; // absolute relative to parent
         width: 100%;
+
+        path {
+            fill: currentColor;
+        }
+
+        line {
+            stroke: currentColor;
+        }
     }
 
     // Define CSS for image whose width will match its span width.