diff --git a/inst/tinytest/_tinysnapshot/group_tt-issue165_html_centering_style.html b/inst/tinytest/_tinysnapshot/group_tt-issue165_html_centering_style.html
index 1e8d162f..f24ed948 100644
--- a/inst/tinytest/_tinysnapshot/group_tt-issue165_html_centering_style.html
+++ b/inst/tinytest/_tinysnapshot/group_tt-issue165_html_centering_style.html
@@ -4,19 +4,19 @@
   <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>tinytable_j8hiuwkqnddps3hrarwx</title>
+    <title>tinytable_m4thvn8u3cwpmj8hiuwk</title>
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
   </head>
   <body>
 <!-- preamble end -->
 
     <script>
-      function styleCell_j8hiuwkqnddps3hrarwx(i, j, css_id) {
-        var table = document.getElementById("tinytable_j8hiuwkqnddps3hrarwx");
+      function styleCell_m4thvn8u3cwpmj8hiuwk(i, j, css_id) {
+        var table = document.getElementById("tinytable_m4thvn8u3cwpmj8hiuwk");
         table.rows[i].cells[j].classList.add(css_id);
       }
-      function insertSpanRow_kmmasu35jsz1u1bau6ra(i, colspan, content) {
-        var table = document.getElementById('tinytable_j8hiuwkqnddps3hrarwx');
+      function insertSpanRow_evu8i6m1snsv5kmmasu3(i, colspan, content) {
+        var table = document.getElementById('tinytable_m4thvn8u3cwpmj8hiuwk');
         var newRow = table.insertRow(i);
         var newCell = newRow.insertCell(0);
         newCell.setAttribute("colspan", colspan);
@@ -24,8 +24,8 @@
         // this may be unsafe, but innerText does not interpret <br>
         newCell.innerHTML = content;
       }
-      function spanCell_j8hiuwkqnddps3hrarwx(i, j, rowspan, colspan) {
-        var table = document.getElementById("tinytable_j8hiuwkqnddps3hrarwx");
+      function spanCell_m4thvn8u3cwpmj8hiuwk(i, j, rowspan, colspan) {
+        var table = document.getElementById("tinytable_m4thvn8u3cwpmj8hiuwk");
         const targetRow = table.rows[i];
         const targetCell = targetRow.cells[j];
         for (let r = 0; r < rowspan; r++) {
@@ -51,44 +51,44 @@
         targetCell.rowSpan = rowspan;
         targetCell.colSpan = colspan;
       }
-window.addEventListener('load', function () { insertSpanRow_kmmasu35jsz1u1bau6ra(3, 5, 'hello world') });
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(0, 0, 'tinytable_css_id3gkec4r7eqhzcv7sizz3') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(0, 1, 'tinytable_css_idvms11uhxpfcf0a7hf5qt') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(0, 2, 'tinytable_css_idsvbtx6kl809yvt8lkhcx') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(0, 3, 'tinytable_css_idsvbtx6kl809yvt8lkhcx') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(0, 4, 'tinytable_css_idsvbtx6kl809yvt8lkhcx') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(1, 0, 'tinytable_css_id2zmnli70gay8omxmz5hg') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(1, 1, 'tinytable_css_idl5lvuyhkhg4ulacosfyk') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(1, 2, 'tinytable_css_id2zmnli70gay8omxmz5hg') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(1, 3, 'tinytable_css_id2zmnli70gay8omxmz5hg') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(1, 4, 'tinytable_css_id2zmnli70gay8omxmz5hg') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(2, 0, 'tinytable_css_ido5gx59nq9c44y6zof2wj') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(2, 1, 'tinytable_css_idozh0tydpunglysdsrq8k') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(3, 0, 'tinytable_css_idfhsi1fst3cly3vfyzsum') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(3, 1, 'tinytable_css_idozh0tydpunglysdsrq8k') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(4, 0, 'tinytable_css_ido5gx59nq9c44y6zof2wj') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(4, 1, 'tinytable_css_idozh0tydpunglysdsrq8k') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(5, 0, 'tinytable_css_idx32js8nv77onzdtjce0a') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(5, 1, 'tinytable_css_idozh0tydpunglysdsrq8k') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(6, 0, 'tinytable_css_idx32js8nv77onzdtjce0a') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(6, 1, 'tinytable_css_idozh0tydpunglysdsrq8k') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(7, 0, 'tinytable_css_idx32js8nv77onzdtjce0a') })
-window.addEventListener('load', function () { styleCell_j8hiuwkqnddps3hrarwx(7, 1, 'tinytable_css_idozh0tydpunglysdsrq8k') })
+window.addEventListener('load', function () { insertSpanRow_evu8i6m1snsv5kmmasu3(3, 5, 'hello world') });
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(0, 0, 'tinytable_css_idjelmvubahbw3b3gkec4r') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(0, 1, 'tinytable_css_idv77onzdtjce0avms11uh') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(0, 2, 'tinytable_css_idpunglysdsrq8ksvbtx6k') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(0, 3, 'tinytable_css_idpunglysdsrq8ksvbtx6k') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(0, 4, 'tinytable_css_idpunglysdsrq8ksvbtx6k') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(1, 0, 'tinytable_css_id7eqhzcv7sizz32zmnli7') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(1, 1, 'tinytable_css_idxpfcf0a7hf5qtl5lvuyh') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(1, 2, 'tinytable_css_id7eqhzcv7sizz32zmnli7') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(1, 3, 'tinytable_css_id7eqhzcv7sizz32zmnli7') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(1, 4, 'tinytable_css_id7eqhzcv7sizz32zmnli7') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(2, 0, 'tinytable_css_id0gay8omxmz5hgo5gx59n') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(2, 1, 'tinytable_css_idkhg4ulacosfykozh0tyd') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(3, 0, 'tinytable_css_idq9c44y6zof2wjfhsi1fs') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(3, 1, 'tinytable_css_idkhg4ulacosfykozh0tyd') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(4, 0, 'tinytable_css_id0gay8omxmz5hgo5gx59n') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(4, 1, 'tinytable_css_idkhg4ulacosfykozh0tyd') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(5, 0, 'tinytable_css_idt3cly3vfyzsumx32js8n') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(5, 1, 'tinytable_css_idkhg4ulacosfykozh0tyd') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(6, 0, 'tinytable_css_idt3cly3vfyzsumx32js8n') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(6, 1, 'tinytable_css_idkhg4ulacosfykozh0tyd') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(7, 0, 'tinytable_css_idt3cly3vfyzsumx32js8n') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(7, 1, 'tinytable_css_idkhg4ulacosfykozh0tyd') })
     </script>
 
     <style>
-    .table td.tinytable_css_id3gkec4r7eqhzcv7sizz3, .table th.tinytable_css_id3gkec4r7eqhzcv7sizz3 {  text-align: center;  border-bottom: solid 0.05em #d3d8dc; }
-    .table td.tinytable_css_idvms11uhxpfcf0a7hf5qt, .table th.tinytable_css_idvms11uhxpfcf0a7hf5qt {  font-style: italic;  text-align: center;  border-bottom: solid 0.05em #d3d8dc; }
-    .table td.tinytable_css_idsvbtx6kl809yvt8lkhcx, .table th.tinytable_css_idsvbtx6kl809yvt8lkhcx {  text-align: center; }
-    .table td.tinytable_css_id2zmnli70gay8omxmz5hg, .table th.tinytable_css_id2zmnli70gay8omxmz5hg {  border-bottom: solid 0.1em #d3d8dc; }
-    .table td.tinytable_css_idl5lvuyhkhg4ulacosfyk, .table th.tinytable_css_idl5lvuyhkhg4ulacosfyk {  font-style: italic;  border-bottom: solid 0.1em #d3d8dc; }
-    .table td.tinytable_css_ido5gx59nq9c44y6zof2wj, .table th.tinytable_css_ido5gx59nq9c44y6zof2wj {  font-weight: bold; padding-left: 1em; }
-    .table td.tinytable_css_idozh0tydpunglysdsrq8k, .table th.tinytable_css_idozh0tydpunglysdsrq8k {  font-style: italic; }
-    .table td.tinytable_css_idfhsi1fst3cly3vfyzsum, .table th.tinytable_css_idfhsi1fst3cly3vfyzsum {  font-weight: bold; }
-    .table td.tinytable_css_idx32js8nv77onzdtjce0a, .table th.tinytable_css_idx32js8nv77onzdtjce0a { padding-left: 1em; }
+    .table td.tinytable_css_idjelmvubahbw3b3gkec4r, .table th.tinytable_css_idjelmvubahbw3b3gkec4r {  text-align: center;  border-bottom: solid 0.05em #d3d8dc; }
+    .table td.tinytable_css_idv77onzdtjce0avms11uh, .table th.tinytable_css_idv77onzdtjce0avms11uh {  font-style: italic;  text-align: center;  border-bottom: solid 0.05em #d3d8dc; }
+    .table td.tinytable_css_idpunglysdsrq8ksvbtx6k, .table th.tinytable_css_idpunglysdsrq8ksvbtx6k {  text-align: center; }
+    .table td.tinytable_css_id7eqhzcv7sizz32zmnli7, .table th.tinytable_css_id7eqhzcv7sizz32zmnli7 {  border-bottom: solid 0.1em #d3d8dc; }
+    .table td.tinytable_css_idxpfcf0a7hf5qtl5lvuyh, .table th.tinytable_css_idxpfcf0a7hf5qtl5lvuyh {  font-style: italic;  border-bottom: solid 0.1em #d3d8dc; }
+    .table td.tinytable_css_id0gay8omxmz5hgo5gx59n, .table th.tinytable_css_id0gay8omxmz5hgo5gx59n {  font-weight: bold; padding-left: 1em; }
+    .table td.tinytable_css_idkhg4ulacosfykozh0tyd, .table th.tinytable_css_idkhg4ulacosfykozh0tyd {  font-style: italic; }
+    .table td.tinytable_css_idq9c44y6zof2wjfhsi1fs, .table th.tinytable_css_idq9c44y6zof2wjfhsi1fs {  font-weight: bold; }
+    .table td.tinytable_css_idt3cly3vfyzsumx32js8n, .table th.tinytable_css_idt3cly3vfyzsumx32js8n { padding-left: 1em; }
     </style>
     <div class="container">
-      <table class="table table-borderless" id="tinytable_j8hiuwkqnddps3hrarwx" style="width: auto; margin-left: auto; margin-right: auto;" data-quarto-disable-processing='true'>
+      <table class="table table-borderless" id="tinytable_m4thvn8u3cwpmj8hiuwk" style="width: auto; margin-left: auto; margin-right: auto;" data-quarto-disable-processing='true'>
         <thead>
 <tr>
 <th scope="col" align="center" colspan=2>foo</th>
diff --git a/inst/tinytest/_tinysnapshot/html-missing_value.html b/inst/tinytest/_tinysnapshot/html-missing_value.html
index abcc6e9c..541dd7c7 100644
--- a/inst/tinytest/_tinysnapshot/html-missing_value.html
+++ b/inst/tinytest/_tinysnapshot/html-missing_value.html
@@ -4,19 +4,19 @@
   <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>tinytable_hvn8u3cwpmj8hiuwkqnd</title>
+    <title>tinytable_m4thvn8u3cwpmj8hiuwk</title>
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
   </head>
   <body>
 <!-- preamble end -->
 
     <script>
-      function styleCell_hvn8u3cwpmj8hiuwkqnd(i, j, css_id) {
-        var table = document.getElementById("tinytable_hvn8u3cwpmj8hiuwkqnd");
+      function styleCell_m4thvn8u3cwpmj8hiuwk(i, j, css_id) {
+        var table = document.getElementById("tinytable_m4thvn8u3cwpmj8hiuwk");
         table.rows[i].cells[j].classList.add(css_id);
       }
       function insertSpanRow(i, colspan, content) {
-        var table = document.getElementById('tinytable_hvn8u3cwpmj8hiuwkqnd');
+        var table = document.getElementById('tinytable_m4thvn8u3cwpmj8hiuwk');
         var newRow = table.insertRow(i);
         var newCell = newRow.insertCell(0);
         newCell.setAttribute("colspan", colspan);
@@ -24,8 +24,8 @@
         // this may be unsafe, but innerText does not interpret <br>
         newCell.innerHTML = content;
       }
-      function spanCell_hvn8u3cwpmj8hiuwkqnd(i, j, rowspan, colspan) {
-        var table = document.getElementById("tinytable_hvn8u3cwpmj8hiuwkqnd");
+      function spanCell_m4thvn8u3cwpmj8hiuwk(i, j, rowspan, colspan) {
+        var table = document.getElementById("tinytable_m4thvn8u3cwpmj8hiuwk");
         const targetRow = table.rows[i];
         const targetCell = targetRow.cells[j];
         for (let r = 0; r < rowspan; r++) {
@@ -51,15 +51,15 @@
         targetCell.rowSpan = rowspan;
         targetCell.colSpan = colspan;
       }
-window.addEventListener('load', function () { styleCell_hvn8u3cwpmj8hiuwkqnd(0, 0, 'tinytable_css_id1fe9hmaas4mta0vfcevu') })
-window.addEventListener('load', function () { styleCell_hvn8u3cwpmj8hiuwkqnd(0, 1, 'tinytable_css_id1fe9hmaas4mta0vfcevu') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(0, 0, 'tinytable_css_idue01fe9hmaas4mta0vfc') })
+window.addEventListener('load', function () { styleCell_m4thvn8u3cwpmj8hiuwk(0, 1, 'tinytable_css_idue01fe9hmaas4mta0vfc') })
     </script>
 
     <style>
-    .table td.tinytable_css_id1fe9hmaas4mta0vfcevu, .table th.tinytable_css_id1fe9hmaas4mta0vfcevu {  border-bottom: solid 0.1em #d3d8dc; }
+    .table td.tinytable_css_idue01fe9hmaas4mta0vfc, .table th.tinytable_css_idue01fe9hmaas4mta0vfc {  border-bottom: solid 0.1em #d3d8dc; }
     </style>
     <div class="container">
-      <table class="table table-borderless" id="tinytable_hvn8u3cwpmj8hiuwkqnd" style="width: auto; margin-left: auto; margin-right: auto;" data-quarto-disable-processing='true'>
+      <table class="table table-borderless" id="tinytable_m4thvn8u3cwpmj8hiuwk" style="width: auto; margin-left: auto; margin-right: auto;" data-quarto-disable-processing='true'>
         <thead>
         
               <tr>
