--- a/layout/reftests/css-break/reftest.list
+++ b/layout/reftests/css-break/reftest.list
@@ -1,13 +1,13 @@
 default-preferences pref(layout.css.box-decoration-break.enabled,true)
 
 == box-decoration-break-1.html box-decoration-break-1-ref.html
 fuzzy(1,20) fuzzy-if(skiaContent,1,700) fuzzy-if(webrender,4-4,3273-3273) == box-decoration-break-with-inset-box-shadow-1.html box-decoration-break-with-inset-box-shadow-1-ref.html
-fuzzy(16,460) fuzzy-if(Android,10,3673) fuzzy-if(skiaContent,57,374) == box-decoration-break-with-outset-box-shadow-1.html box-decoration-break-with-outset-box-shadow-1-ref.html
+fuzzy(16,460) fuzzy-if(Android,10,3673) fuzzy-if(skiaContent,57,374) fuzzy-if(styloVsGecko,1,420) == box-decoration-break-with-outset-box-shadow-1.html box-decoration-break-with-outset-box-shadow-1-ref.html # Bug 1386543
 random-if(!gtkWidget) HTTP(..) == box-decoration-break-border-image.html box-decoration-break-border-image-ref.html
 == box-decoration-break-block-border-padding.html box-decoration-break-block-border-padding-ref.html
 == box-decoration-break-block-margin.html box-decoration-break-block-margin-ref.html
 fuzzy-if(!Android,1,62) fuzzy-if(Android,8,6627) == box-decoration-break-first-letter.html box-decoration-break-first-letter-ref.html #Bug 1313773
 == box-decoration-break-with-bidi.html box-decoration-break-with-bidi-ref.html
 == box-decoration-break-bug-1235152.html box-decoration-break-bug-1235152-ref.html
 == box-decoration-break-bug-1249913.html box-decoration-break-bug-1249913-ref.html
 == vertical-wm-001.html vertical-wm-001-ref.html

--- a/layout/reftests/svg/as-image/reftest.list
+++ b/layout/reftests/svg/as-image/reftest.list
@@ -53,17 +53,17 @@ fuzzy(1,2) fuzzy-if(azureSkia,1,40000) =
 
 == canvas-drawImage-origin-clean-1.html lime100x100-ref.html
 == canvas-drawImage-transform-restored.html canvas-drawImage-transform-restored-ref.html
 
 # Context paint tests (this feature is currently not part of any spec.)
 # context-fill:
 == context-fill-01.html blue100x100-ref.html
 test-pref(svg.context-properties.content.enabled,true) == context-fill-01.html lime100x100-ref.html
-== context-fill-02.html transparent100x100-w-border-ref.html
+fails-if(styloVsGecko||stylo) == context-fill-02.html transparent100x100-w-border-ref.html # Bug 1380590
 test-pref(svg.context-properties.content.enabled,true) == context-fill-02.html lime100x100-w-border-ref.html
 test-pref(svg.context-properties.content.enabled,true) == context-fill-03.html lime100x100-50pct-ref.html
 # fuzz because on win8 the r & b components are off by one
 fuzzy-if(winWidget,1,10000) test-pref(svg.context-properties.content.enabled,true) == context-fill-04.html lime100x100-50pct-ref.html
 test-pref(svg.context-properties.content.enabled,true) == context-fill-05.html context-fill-or-stroke-05-ref.html
 test-pref(svg.context-properties.content.enabled,true) == context-fill-06.html lime100x100-ref.html
 test-pref(svg.context-properties.content.enabled,true) == context-fill-07.html context-fill-07-ref.html
 test-pref(svg.context-properties.content.enabled,true) == context-fill-08.html blue100x100-ref.html

--- a/layout/reftests/table-background/reftest.list
+++ b/layout/reftests/table-background/reftest.list
@@ -1,16 +1,16 @@
 # these could be moved to crashtests
 != backgr_border-table-cell.html empty.html
-!= backgr_border-table-column-group.html empty.html
+fuzzy-if(styloVsGecko,5,330) != backgr_border-table-column-group.html empty.html # Bug 1386543
 # This seems to be caused by bug 527825
-asserts-if(gtkWidget,0-12) != backgr_border-table-column.html empty.html
+fuzzy-if(styloVsGecko,5,561) asserts-if(gtkWidget,0-12) != backgr_border-table-column.html empty.html # Bug 1386543
 asserts-if(gtkWidget,0-6) != backgr_border-table-quirks.html empty.html
-!= backgr_border-table-row-group.html empty.html
-!= backgr_border-table-row.html empty.html
+fuzzy-if(styloVsGecko,1,168) != backgr_border-table-row-group.html empty.html # Bug 1386543
+fuzzy-if(styloVsGecko,1,168) != backgr_border-table-row.html empty.html # Bug 1386543
 != backgr_border-table.html empty.html
 != backgr_fixed-bg.html empty.html
 != backgr_index.html empty.html
 != backgr_layers-hide.html empty.html
 != backgr_layers-opacity.html empty.html
 != backgr_layers-show.html empty.html
 != backgr_position-table-cell.html empty.html
 != backgr_position-table-column-group.html empty.html