Use border-box sizing (#417)

jarrodmillman · web-flow · commit cc2aa5ef2086 · 2023-11-16T13:40:59.000-08:00
diff --git a/assets/theme-css/styles.css b/assets/theme-css/styles.css
@@ -2,6 +2,12 @@ body {
   margin: 0;
 }
 
+*,
+::after,
+::before {
+  box-sizing: border-box;
+}
+
 /**
  * See `code.literal` in
  * src/pydata_sphinx_theme/assets/styles/content/_code.scss
