Status

This page documents the implementation status of various HTML and CSS features in Blitz.

This page documents Blitz's scores on the "css" subsuite of the Web Platform Tests.

Score history

Data from commit:
ab0e30b Give form controls a UA default font-family (#940) (2026-09-25)

Area	Interop Score	Tests	Test %	Subtests	Subtest %
Total	77.42%	(24/31)	77.42%	(24/31)	77.42%

Test	Subtests	Subtest %	Status
animated-image-print-image-orientation-none.html	(1/1)	100.00%	PASS
animated-image-print.html	(1/1)	100.00%	PASS
animations-print.html	(1/1)	100.00%	PASS
animations-shadow-print.html	(0/1)	0.00%	FAIL
background-image-print.html	(1/1)	100.00%	PASS
conic-gradient-skia-crash-print.html	(1/1)	100.00%	PASS
destination-backslash-crash-print.html	(1/1)	100.00%	PASS
emoji-print.html	(1/1)	100.00%	PASS
existing-transition-in-media-print.tentative.html	(0/1)	0.00%	FAIL
fixed-pos-object-pdf-crash-print.html	(1/1)	100.00%	PASS
fragmented-inline-block-001-print.html	(1/1)	100.00%	PASS
fragmented-inline-block-002-print.html	(1/1)	100.00%	PASS
huge-font-crash-print.html	(1/1)	100.00%	PASS
input-file-print.html	(1/1)	100.00%	PASS
input-password-print.html	(0/1)	0.00%	FAIL
mask-image-print.html	(1/1)	100.00%	PASS
negative-overflow-print.html	(1/1)	100.00%	PASS
no-resize-event-print.html	(1/1)	100.00%	PASS
number-input-link-crash-print.html	(1/1)	100.00%	PASS
page-overflow-crash-print.html	(0/1)	0.00%	FAIL
paused-animations-print.html	(1/1)	100.00%	PASS
pseudo-animations-print.html	(1/1)	100.00%	PASS
select-combobox-print.html	(0/1)	0.00%	FAIL
table-container-query-crash-print.html	(1/1)	100.00%	PASS
table-in-flex-overflow-print.html	(1/1)	100.00%	PASS
table-overflow-quirks-frameset-crash-print.html	(0/1)	0.00%	FAIL
text-shadow-blur-print.html	(1/1)	100.00%	PASS
transition-in-media-print.tentative.html	(0/1)	0.00%	FAIL
zero-size-001-print.tentative.html	(1/1)	100.00%	PASS
zero-size-002-print.tentative.html	(1/1)	100.00%	PASS
zero-size-003-print.tentative.html	(1/1)	100.00%	PASS