diff --git a/IPython/html/static/style/ipython.min.css b/IPython/html/static/style/ipython.min.css
index f5a42c9bb..aa541e87d 100644
--- a/IPython/html/static/style/ipython.min.css
+++ b/IPython/html/static/style/ipython.min.css
@@ -187,6 +187,26 @@ Browsers not listed, including Safari, are supported via the styling under the
   /* Modern browsers */
   justify-content: center;
 }
+.hbox.baseline,
+.vbox.baseline,
+.baseline {
+  /* Old browsers */
+  -webkit-box-pack: baseline;
+  -moz-box-pack: baseline;
+  box-pack: baseline;
+  /* Modern browsers */
+  justify-content: baseline;
+}
+.hbox.stretch,
+.vbox.stretch,
+.stretch {
+  /* Old browsers */
+  -webkit-box-pack: stretch;
+  -moz-box-pack: stretch;
+  box-pack: stretch;
+  /* Modern browsers */
+  justify-content: stretch;
+}
 .hbox.align-start,
 .vbox.align-start,
 .align-start {
@@ -217,6 +237,26 @@ Browsers not listed, including Safari, are supported via the styling under the
   /* Modern browsers */
   align-items: center;
 }
+.hbox.align-baseline,
+.vbox.align-baseline,
+.align-baseline {
+  /* Old browsers */
+  -webkit-box-align: baseline;
+  -moz-box-align: baseline;
+  box-align: baseline;
+  /* Modern browsers */
+  align-items: baseline;
+}
+.hbox.align-stretch,
+.vbox.align-stretch,
+.align-stretch {
+  /* Old browsers */
+  -webkit-box-align: stretch;
+  -moz-box-align: stretch;
+  box-align: stretch;
+  /* Modern browsers */
+  align-items: stretch;
+}
 div.error {
   margin: 2em;
   text-align: center;
@@ -1533,6 +1573,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
@@ -1585,6 +1628,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
@@ -1640,6 +1686,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
@@ -1692,6 +1741,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
diff --git a/IPython/html/static/style/style.min.css b/IPython/html/static/style/style.min.css
index 77a2e2621..82f394964 100644
--- a/IPython/html/static/style/style.min.css
+++ b/IPython/html/static/style/style.min.css
@@ -7539,6 +7539,26 @@ Browsers not listed, including Safari, are supported via the styling under the
   /* Modern browsers */
   justify-content: center;
 }
+.hbox.baseline,
+.vbox.baseline,
+.baseline {
+  /* Old browsers */
+  -webkit-box-pack: baseline;
+  -moz-box-pack: baseline;
+  box-pack: baseline;
+  /* Modern browsers */
+  justify-content: baseline;
+}
+.hbox.stretch,
+.vbox.stretch,
+.stretch {
+  /* Old browsers */
+  -webkit-box-pack: stretch;
+  -moz-box-pack: stretch;
+  box-pack: stretch;
+  /* Modern browsers */
+  justify-content: stretch;
+}
 .hbox.align-start,
 .vbox.align-start,
 .align-start {
@@ -7569,6 +7589,26 @@ Browsers not listed, including Safari, are supported via the styling under the
   /* Modern browsers */
   align-items: center;
 }
+.hbox.align-baseline,
+.vbox.align-baseline,
+.align-baseline {
+  /* Old browsers */
+  -webkit-box-align: baseline;
+  -moz-box-align: baseline;
+  box-align: baseline;
+  /* Modern browsers */
+  align-items: baseline;
+}
+.hbox.align-stretch,
+.vbox.align-stretch,
+.align-stretch {
+  /* Old browsers */
+  -webkit-box-align: stretch;
+  -moz-box-align: stretch;
+  box-align: stretch;
+  /* Modern browsers */
+  align-items: stretch;
+}
 div.error {
   margin: 2em;
   text-align: center;
@@ -9305,6 +9345,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
@@ -9357,6 +9400,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
@@ -9412,6 +9458,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
@@ -9464,6 +9513,9 @@ div.cell.text_cell.rendered {
   /* Modern browsers */
   justify-content: flex-start;
   /* Box */
+  /* Old browsers */
+  /* Modern browsers */
+  /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;