diff --git a/web/source/kmwutils.ts b/web/source/kmwutils.ts
index 0bfd8a1ed6..071a526fbc 100644
--- a/web/source/kmwutils.ts
+++ b/web/source/kmwutils.ts
@@ -374,11 +374,22 @@ namespace com.keyman {
       } else if(fs.indexOf('px') != -1) {
         val = parseFloat(fs.substr(0, fs.indexOf('px')));
         return {val: val, absolute: true};
+      } else if(fs.indexOf('pt') != -1) {
+        // 16 px ~= 12 pt.
+        // Reference: https://kyleschaeffer.com/css-font-size-em-vs-px-vs-pt-vs-percent
+        val = parseFloat(fs.substr(0, fs.indexOf('pt')));
+        return {val: (4 * val / 3), absolute: true};
       } else if(fs.indexOf('%') != -1) {
         val = parseFloat(fs.substr(0, fs.indexOf('%')));
         return {val: val/100, absolute: false};
+      } else if(!isNaN(val = Number(fs))) {
+        // Note:  this one is NOT natively handled by browsers!
+        //        We'll treat it as if it were 'pt', since that's likely the user's
+        //        most famiilar font size unit.
+        return {val: (4 * val / 3), absolute: true};
       } else {
         // Cannot parse.
+        console.error("Could not properly parse specified fontsize info: '" + fs + "'.");
         return null;
       }
     }