diff --git a/AK/Format.cpp b/AK/Format.cpp
index 0f8398770fc..e157a494859 100644
--- a/AK/Format.cpp
+++ b/AK/Format.cpp
@@ -511,6 +511,8 @@ ErrorOr<void> FormatBuilder::put_f64_with_precision(
     TRY(format_builder.put_u64(static_cast<u64>(value), base, false, upper_case, false, use_separator, Align::Right, 0, ' ', sign_mode, is_negative));
     value -= static_cast<i64>(value);
 
+    bool did_emit_decimals = false;
+
     if (precision > 0) {
         // FIXME: This is a terrible approximation but doing it properly would be a lot of work. If someone is up for that, a good
         // place to start would be the following video from CppCon 2019:
@@ -535,6 +537,7 @@ ErrorOr<void> FormatBuilder::put_f64_with_precision(
                 TRY(string_builder.try_append('.'));
 
             TRY(string_builder.try_append('0' + (static_cast<u32>(value) % 10)));
+            did_emit_decimals = true;
         }
     }
 
@@ -542,6 +545,22 @@ ErrorOr<void> FormatBuilder::put_f64_with_precision(
     if (static_cast<u64>(value * 10.0) % 10 >= 5)
         TRY(round_up_digits(string_builder));
 
+    if (did_emit_decimals && display_mode == RealNumberDisplayMode::Default) {
+        while (!string_builder.is_empty()) {
+            // Strip trailing zero decimals.
+            if (string_builder.string_view().ends_with('0')) {
+                string_builder.trim(1);
+                continue;
+            }
+            // Strip trailing decimal point.
+            if (string_builder.string_view().ends_with('.')) {
+                string_builder.trim(1);
+                break;
+            }
+            break;
+        }
+    }
+
     return put_string(string_builder.string_view(), align, min_width, NumericLimits<size_t>::max(), fill);
 }
 
diff --git a/Tests/AK/TestFormat.cpp b/Tests/AK/TestFormat.cpp
index 2a63259261f..215fa64ccfa 100644
--- a/Tests/AK/TestFormat.cpp
+++ b/Tests/AK/TestFormat.cpp
@@ -311,7 +311,8 @@ TEST_CASE(no_precision_no_trailing_number)
 
 TEST_CASE(precision_with_trailing_zeros)
 {
-    EXPECT_EQ(ByteString::formatted("{:0.3}", 1.12), "1.120");
+    EXPECT_EQ(ByteString::formatted("{:0.3f}", 1.12), "1.120");
+    EXPECT_EQ(ByteString::formatted("{:0.3}", 1.12), "1.12");
     EXPECT_EQ(ByteString::formatted("{:0.1}", 1.12), "1.1");
 }
 
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-valid.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-valid.txt
index 9b71a9b50e4..fc1a1cd5e35 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-valid.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-valid.txt
@@ -2,8 +2,8 @@ Harness status: OK
 
 Found 315 tests
 
-91 Pass
-224 Fail
+119 Pass
+196 Fail
 Pass	caption should be a supported system font.
 Pass	icon should be a supported system font.
 Pass	menu should be a supported system font.
@@ -13,11 +13,11 @@ Pass	status-bar should be a supported system font.
 Pass	e.style['font'] = "xx-small serif" should set the property value
 Pass	e.style['font'] = "normal medium/normal sans-serif" should set the property value
 Pass	e.style['font'] = "normal normal xx-large/1.2 cursive" should set the property value
-Fail	e.style['font'] = "normal normal normal larger/calc(120% + 1.2em) fantasy" should set the property value
+Pass	e.style['font'] = "normal normal normal larger/calc(120% + 1.2em) fantasy" should set the property value
 Pass	e.style['font'] = "normal normal normal normal smaller monospace" should set the property value
 Pass	e.style['font'] = "normal normal normal italic 10px/normal Menu" should set the property value
 Fail	e.style['font'] = "normal normal normal small-caps 20%/1.2 \"FB Armada\"" should set the property value
-Fail	e.style['font'] = "normal normal normal bold calc(30% - 40px)/calc(120% + 1.2em) serif" should set the property value
+Pass	e.style['font'] = "normal normal normal bold calc(30% - 40px)/calc(120% + 1.2em) serif" should set the property value
 Pass	e.style['font'] = "normal normal normal ultra-condensed xx-small sans-serif" should set the property value
 Pass	e.style['font'] = "normal normal oblique medium/normal cursive" should set the property value
 Pass	e.style['font'] = "normal normal italic normal xx-large/1.2 fantasy" should set the property value
@@ -29,7 +29,7 @@ Fail	e.style['font'] = "normal normal small-caps normal calc(30% - 40px)/calc(12
 Fail	e.style['font'] = "normal normal small-caps italic xx-small cursive" should set the property value
 Fail	e.style['font'] = "normal normal small-caps lighter medium/normal fantasy" should set the property value
 Fail	e.style['font'] = "normal normal small-caps condensed xx-large/1.2 monospace" should set the property value
-Fail	e.style['font'] = "normal normal 100 larger/calc(120% + 1.2em) Menu" should set the property value
+Pass	e.style['font'] = "normal normal 100 larger/calc(120% + 1.2em) Menu" should set the property value
 Pass	e.style['font'] = "normal normal 900 normal smaller \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "normal normal bold oblique 10px/normal serif" should set the property value
 Fail	e.style['font'] = "normal normal bolder small-caps 20%/1.2 sans-serif" should set the property value
@@ -41,7 +41,7 @@ Fail	e.style['font'] = "normal normal ultra-expanded small-caps larger/calc(120%
 Pass	e.style['font'] = "normal normal ultra-condensed 100 smaller serif" should set the property value
 Pass	e.style['font'] = "normal oblique 10px/normal sans-serif" should set the property value
 Pass	e.style['font'] = "normal italic normal 20%/1.2 cursive" should set the property value
-Fail	e.style['font'] = "normal oblique normal normal calc(30% - 40px)/calc(120% + 1.2em) fantasy" should set the property value
+Pass	e.style['font'] = "normal oblique normal normal calc(30% - 40px)/calc(120% + 1.2em) fantasy" should set the property value
 Fail	e.style['font'] = "normal italic normal small-caps xx-small monospace" should set the property value
 Pass	e.style['font'] = "normal oblique normal 900 medium/normal Menu" should set the property value
 Pass	e.style['font'] = "normal italic normal extra-condensed xx-large/1.2 \"FB Armada\"" should set the property value
@@ -49,11 +49,11 @@ Fail	e.style['font'] = "normal oblique small-caps larger/calc(120% + 1.2em) seri
 Fail	e.style['font'] = "normal italic small-caps normal smaller sans-serif" should set the property value
 Fail	e.style['font'] = "normal oblique small-caps bold 10px/normal cursive" should set the property value
 Fail	e.style['font'] = "normal italic small-caps condensed 20%/1.2 fantasy" should set the property value
-Fail	e.style['font'] = "normal oblique bolder calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
+Pass	e.style['font'] = "normal oblique bolder calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
 Fail	e.style['font'] = "normal italic lighter normal xx-small Menu" should set the property value
 Fail	e.style['font'] = "normal oblique 100 small-caps medium/normal \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "normal italic 900 semi-condensed xx-large/1.2 serif" should set the property value
-Fail	e.style['font'] = "normal oblique semi-expanded larger/calc(120% + 1.2em) sans-serif" should set the property value
+Pass	e.style['font'] = "normal oblique semi-expanded larger/calc(120% + 1.2em) sans-serif" should set the property value
 Pass	e.style['font'] = "normal italic expanded normal smaller cursive" should set the property value
 Fail	e.style['font'] = "normal oblique extra-expanded small-caps 10px/normal fantasy" should set the property value
 Pass	e.style['font'] = "normal italic ultra-expanded bold 20%/1.2 monospace" should set the property value
@@ -77,11 +77,11 @@ Fail	e.style['font'] = "normal small-caps expanded oblique calc(30% - 40px)/calc
 Fail	e.style['font'] = "normal small-caps extra-expanded lighter xx-small sans-serif" should set the property value
 Pass	e.style['font'] = "normal 100 medium/normal cursive" should set the property value
 Pass	e.style['font'] = "normal 900 normal xx-large/1.2 fantasy" should set the property value
-Fail	e.style['font'] = "normal bold normal normal larger/calc(120% + 1.2em) monospace" should set the property value
+Pass	e.style['font'] = "normal bold normal normal larger/calc(120% + 1.2em) monospace" should set the property value
 Pass	e.style['font'] = "normal bolder normal italic smaller Menu" should set the property value
 Fail	e.style['font'] = "normal lighter normal small-caps 10px/normal \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "normal 100 normal ultra-expanded 20%/1.2 serif" should set the property value
-Fail	e.style['font'] = "normal 900 oblique calc(30% - 40px)/calc(120% + 1.2em) sans-serif" should set the property value
+Pass	e.style['font'] = "normal 900 oblique calc(30% - 40px)/calc(120% + 1.2em) sans-serif" should set the property value
 Pass	e.style['font'] = "normal bold italic normal xx-small cursive" should set the property value
 Fail	e.style['font'] = "normal bolder oblique small-caps medium/normal fantasy" should set the property value
 Fail	e.style['font'] = "normal lighter italic ultra-condensed xx-large/1.2 monospace" should set the property value
@@ -93,7 +93,7 @@ Fail	e.style['font'] = "normal lighter condensed calc(30% - 40px)/calc(120% + 1.
 Pass	e.style['font'] = "normal 100 semi-condensed normal xx-small fantasy" should set the property value
 Pass	e.style['font'] = "normal 900 semi-expanded italic medium/normal monospace" should set the property value
 Fail	e.style['font'] = "normal bold expanded small-caps xx-large/1.2 Menu" should set the property value
-Fail	e.style['font'] = "normal extra-expanded larger/calc(120% + 1.2em) \"FB Armada\"" should set the property value
+Pass	e.style['font'] = "normal extra-expanded larger/calc(120% + 1.2em) \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "normal ultra-expanded normal smaller serif" should set the property value
 Pass	e.style['font'] = "normal ultra-condensed normal normal 10px/normal sans-serif" should set the property value
 Pass	e.style['font'] = "normal extra-condensed normal oblique 20%/1.2 cursive" should set the property value
@@ -109,15 +109,15 @@ Fail	e.style['font'] = "normal condensed small-caps italic calc(30% - 40px)/calc
 Fail	e.style['font'] = "normal semi-condensed small-caps 100 xx-small Menu" should set the property value
 Pass	e.style['font'] = "normal semi-expanded 900 medium/normal \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "normal expanded bold normal xx-large/1.2 serif" should set the property value
-Fail	e.style['font'] = "normal extra-expanded bolder oblique larger/calc(120% + 1.2em) sans-serif" should set the property value
+Pass	e.style['font'] = "normal extra-expanded bolder oblique larger/calc(120% + 1.2em) sans-serif" should set the property value
 Fail	e.style['font'] = "normal ultra-expanded lighter small-caps smaller cursive" should set the property value
 Pass	e.style['font'] = "italic 10px/normal fantasy" should set the property value
 Pass	e.style['font'] = "oblique normal 20%/1.2 monospace" should set the property value
-Fail	e.style['font'] = "italic normal normal calc(30% - 40px)/calc(120% + 1.2em) Menu" should set the property value
+Pass	e.style['font'] = "italic normal normal calc(30% - 40px)/calc(120% + 1.2em) Menu" should set the property value
 Pass	e.style['font'] = "oblique normal normal normal xx-small \"FB Armada\"" should set the property value
 Fail	e.style['font'] = "italic normal normal small-caps medium/normal serif" should set the property value
 Pass	e.style['font'] = "oblique normal normal 100 xx-large/1.2 sans-serif" should set the property value
-Fail	e.style['font'] = "italic normal normal ultra-condensed larger/calc(120% + 1.2em) cursive" should set the property value
+Pass	e.style['font'] = "italic normal normal ultra-condensed larger/calc(120% + 1.2em) cursive" should set the property value
 Fail	e.style['font'] = "oblique normal small-caps smaller fantasy" should set the property value
 Fail	e.style['font'] = "italic normal small-caps normal 10px/normal monospace" should set the property value
 Fail	e.style['font'] = "oblique normal small-caps 900 20%/1.2 Menu" should set the property value
@@ -125,11 +125,11 @@ Fail	e.style['font'] = "italic normal small-caps extra-condensed calc(30% - 40px
 Pass	e.style['font'] = "oblique normal bold xx-small serif" should set the property value
 Pass	e.style['font'] = "italic normal bolder normal medium/normal sans-serif" should set the property value
 Fail	e.style['font'] = "oblique normal lighter small-caps xx-large/1.2 cursive" should set the property value
-Fail	e.style['font'] = "italic normal 100 condensed larger/calc(120% + 1.2em) fantasy" should set the property value
+Pass	e.style['font'] = "italic normal 100 condensed larger/calc(120% + 1.2em) fantasy" should set the property value
 Pass	e.style['font'] = "oblique normal semi-condensed smaller monospace" should set the property value
 Pass	e.style['font'] = "italic normal semi-expanded normal 10px/normal Menu" should set the property value
 Fail	e.style['font'] = "oblique normal expanded small-caps 20%/1.2 \"FB Armada\"" should set the property value
-Fail	e.style['font'] = "italic normal extra-expanded 900 calc(30% - 40px)/calc(120% + 1.2em) serif" should set the property value
+Pass	e.style['font'] = "italic normal extra-expanded 900 calc(30% - 40px)/calc(120% + 1.2em) serif" should set the property value
 Fail	e.style['font'] = "oblique small-caps xx-small sans-serif" should set the property value
 Fail	e.style['font'] = "italic small-caps normal medium/normal cursive" should set the property value
 Fail	e.style['font'] = "oblique small-caps normal normal xx-large/1.2 fantasy" should set the property value
@@ -141,19 +141,19 @@ Fail	e.style['font'] = "italic small-caps 100 ultra-condensed calc(30% - 40px)/c
 Fail	e.style['font'] = "oblique small-caps extra-condensed xx-small cursive" should set the property value
 Fail	e.style['font'] = "italic small-caps condensed normal medium/normal fantasy" should set the property value
 Fail	e.style['font'] = "oblique small-caps semi-condensed 900 xx-large/1.2 monospace" should set the property value
-Fail	e.style['font'] = "italic bold larger/calc(120% + 1.2em) Menu" should set the property value
+Pass	e.style['font'] = "italic bold larger/calc(120% + 1.2em) Menu" should set the property value
 Pass	e.style['font'] = "oblique bolder normal smaller \"FB Armada\"" should set the property value
 Fail	e.style['font'] = "italic lighter normal normal 10px/normal serif" should set the property value
 Fail	e.style['font'] = "oblique 100 normal small-caps 20%/1.2 sans-serif" should set the property value
-Fail	e.style['font'] = "italic 900 normal semi-expanded calc(30% - 40px)/calc(120% + 1.2em) cursive" should set the property value
+Pass	e.style['font'] = "italic 900 normal semi-expanded calc(30% - 40px)/calc(120% + 1.2em) cursive" should set the property value
 Fail	e.style['font'] = "oblique bold small-caps xx-small fantasy" should set the property value
 Fail	e.style['font'] = "italic bolder small-caps normal medium/normal monospace" should set the property value
 Fail	e.style['font'] = "oblique lighter small-caps expanded xx-large/1.2 Menu" should set the property value
-Fail	e.style['font'] = "italic 100 extra-expanded larger/calc(120% + 1.2em) \"FB Armada\"" should set the property value
+Pass	e.style['font'] = "italic 100 extra-expanded larger/calc(120% + 1.2em) \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "oblique 900 ultra-expanded normal smaller serif" should set the property value
 Fail	e.style['font'] = "italic bold ultra-condensed small-caps 10px/normal sans-serif" should set the property value
 Pass	e.style['font'] = "oblique extra-condensed 20%/1.2 cursive" should set the property value
-Fail	e.style['font'] = "italic condensed normal calc(30% - 40px)/calc(120% + 1.2em) fantasy" should set the property value
+Pass	e.style['font'] = "italic condensed normal calc(30% - 40px)/calc(120% + 1.2em) fantasy" should set the property value
 Pass	e.style['font'] = "oblique semi-condensed normal normal xx-small monospace" should set the property value
 Fail	e.style['font'] = "italic semi-expanded normal small-caps medium/normal Menu" should set the property value
 Pass	e.style['font'] = "oblique expanded normal bolder xx-large/1.2 \"FB Armada\"" should set the property value
@@ -161,7 +161,7 @@ Fail	e.style['font'] = "italic extra-expanded small-caps larger/calc(120% + 1.2e
 Fail	e.style['font'] = "oblique ultra-expanded small-caps normal smaller sans-serif" should set the property value
 Fail	e.style['font'] = "italic ultra-condensed small-caps lighter 10px/normal cursive" should set the property value
 Pass	e.style['font'] = "oblique extra-condensed 100 20%/1.2 fantasy" should set the property value
-Fail	e.style['font'] = "italic condensed 900 normal calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
+Pass	e.style['font'] = "italic condensed 900 normal calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
 Fail	e.style['font'] = "oblique semi-condensed bold small-caps xx-small Menu" should set the property value
 Fail	e.style['font'] = "small-caps medium/normal \"FB Armada\"" should set the property value
 Fail	e.style['font'] = "small-caps normal xx-large/1.2 serif" should set the property value
@@ -217,15 +217,15 @@ Fail	e.style['font'] = "small-caps extra-expanded lighter normal larger/calc(120
 Fail	e.style['font'] = "small-caps ultra-expanded 100 oblique smaller sans-serif" should set the property value
 Pass	e.style['font'] = "900 10px/normal cursive" should set the property value
 Pass	e.style['font'] = "bold normal 20%/1.2 fantasy" should set the property value
-Fail	e.style['font'] = "bolder normal normal calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
+Pass	e.style['font'] = "bolder normal normal calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
 Fail	e.style['font'] = "lighter normal normal normal xx-small Menu" should set the property value
 Pass	e.style['font'] = "100 normal normal italic medium/normal \"FB Armada\"" should set the property value
 Fail	e.style['font'] = "900 normal normal small-caps xx-large/1.2 serif" should set the property value
-Fail	e.style['font'] = "bold normal normal ultra-condensed larger/calc(120% + 1.2em) sans-serif" should set the property value
+Pass	e.style['font'] = "bold normal normal ultra-condensed larger/calc(120% + 1.2em) sans-serif" should set the property value
 Pass	e.style['font'] = "bolder normal oblique smaller cursive" should set the property value
 Fail	e.style['font'] = "lighter normal italic normal 10px/normal fantasy" should set the property value
 Fail	e.style['font'] = "100 normal oblique small-caps 20%/1.2 monospace" should set the property value
-Fail	e.style['font'] = "900 normal italic extra-condensed calc(30% - 40px)/calc(120% + 1.2em) Menu" should set the property value
+Pass	e.style['font'] = "900 normal italic extra-condensed calc(30% - 40px)/calc(120% + 1.2em) Menu" should set the property value
 Fail	e.style['font'] = "bold normal small-caps xx-small \"FB Armada\"" should set the property value
 Fail	e.style['font'] = "bolder normal small-caps normal medium/normal serif" should set the property value
 Fail	e.style['font'] = "lighter normal small-caps oblique xx-large/1.2 sans-serif" should set the property value
@@ -257,11 +257,11 @@ Fail	e.style['font'] = "lighter small-caps extra-expanded larger/calc(120% + 1.2
 Fail	e.style['font'] = "100 small-caps ultra-expanded normal smaller \"FB Armada\"" should set the property value
 Fail	e.style['font'] = "900 small-caps ultra-condensed italic 10px/normal serif" should set the property value
 Pass	e.style['font'] = "bold extra-condensed 20%/1.2 sans-serif" should set the property value
-Fail	e.style['font'] = "bolder condensed normal calc(30% - 40px)/calc(120% + 1.2em) cursive" should set the property value
+Pass	e.style['font'] = "bolder condensed normal calc(30% - 40px)/calc(120% + 1.2em) cursive" should set the property value
 Fail	e.style['font'] = "lighter semi-condensed normal normal xx-small fantasy" should set the property value
 Pass	e.style['font'] = "100 semi-expanded normal oblique medium/normal monospace" should set the property value
 Fail	e.style['font'] = "900 expanded normal small-caps xx-large/1.2 Menu" should set the property value
-Fail	e.style['font'] = "bold extra-expanded italic larger/calc(120% + 1.2em) \"FB Armada\"" should set the property value
+Pass	e.style['font'] = "bold extra-expanded italic larger/calc(120% + 1.2em) \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "bolder ultra-expanded oblique normal smaller serif" should set the property value
 Fail	e.style['font'] = "lighter ultra-condensed italic small-caps 10px/normal sans-serif" should set the property value
 Fail	e.style['font'] = "100 extra-condensed small-caps 20%/1.2 cursive" should set the property value
@@ -269,11 +269,11 @@ Fail	e.style['font'] = "900 condensed small-caps normal calc(30% - 40px)/calc(12
 Fail	e.style['font'] = "bold semi-condensed small-caps oblique xx-small monospace" should set the property value
 Pass	e.style['font'] = "semi-expanded medium/normal Menu" should set the property value
 Pass	e.style['font'] = "expanded normal xx-large/1.2 \"FB Armada\"" should set the property value
-Fail	e.style['font'] = "extra-expanded normal normal larger/calc(120% + 1.2em) serif" should set the property value
+Pass	e.style['font'] = "extra-expanded normal normal larger/calc(120% + 1.2em) serif" should set the property value
 Pass	e.style['font'] = "ultra-expanded normal normal normal smaller sans-serif" should set the property value
 Pass	e.style['font'] = "ultra-condensed normal normal italic 10px/normal cursive" should set the property value
 Fail	e.style['font'] = "extra-condensed normal normal small-caps 20%/1.2 fantasy" should set the property value
-Fail	e.style['font'] = "condensed normal normal bolder calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
+Pass	e.style['font'] = "condensed normal normal bolder calc(30% - 40px)/calc(120% + 1.2em) monospace" should set the property value
 Pass	e.style['font'] = "semi-condensed normal oblique xx-small Menu" should set the property value
 Pass	e.style['font'] = "semi-expanded normal italic normal medium/normal \"FB Armada\"" should set the property value
 Fail	e.style['font'] = "expanded normal oblique small-caps xx-large/1.2 serif" should set the property value
@@ -309,11 +309,11 @@ Fail	e.style['font'] = "condensed small-caps bold calc(30% - 40px)/calc(120% + 1
 Fail	e.style['font'] = "semi-condensed small-caps bolder normal xx-small cursive" should set the property value
 Fail	e.style['font'] = "semi-expanded small-caps lighter italic medium/normal fantasy" should set the property value
 Pass	e.style['font'] = "expanded 100 xx-large/1.2 monospace" should set the property value
-Fail	e.style['font'] = "extra-expanded 900 normal larger/calc(120% + 1.2em) Menu" should set the property value
+Pass	e.style['font'] = "extra-expanded 900 normal larger/calc(120% + 1.2em) Menu" should set the property value
 Pass	e.style['font'] = "ultra-expanded bold normal normal smaller \"FB Armada\"" should set the property value
 Pass	e.style['font'] = "ultra-condensed bolder normal oblique 10px/normal serif" should set the property value
 Fail	e.style['font'] = "extra-condensed lighter normal small-caps 20%/1.2 sans-serif" should set the property value
-Fail	e.style['font'] = "condensed 100 italic calc(30% - 40px)/calc(120% + 1.2em) cursive" should set the property value
+Pass	e.style['font'] = "condensed 100 italic calc(30% - 40px)/calc(120% + 1.2em) cursive" should set the property value
 Pass	e.style['font'] = "semi-condensed 900 oblique normal xx-small fantasy" should set the property value
 Fail	e.style['font'] = "semi-expanded bold italic small-caps medium/normal monospace" should set the property value
 Fail	e.style['font'] = "expanded bolder small-caps xx-large/1.2 Menu" should set the property value