<!
DOCTYPE HTML >
<!--
Any copyright is dedicated to the Public Domain .
http : / / creativecommons . org / publicdomain / zero / 1 . 0 /
-->
<
html ><
head >
<
meta charset=
"utf-8" >
<
title >CSS Grid Test: Fragmentation with forced break propagation</
title >
<
link rel=
"author" title =
"Mats Palmgren" href=
"https://bugzilla.mozilla.org/show_bug.cgi?id=1144096 " >
<
link rel=
"help" href=
"https://drafts.csswg.org/css-grid/#pagination " >
<
link rel=
"match" href=
"grid-fragmentation-020-ref.html" >
<
style type=
"text/css" >
html ,
body {
color:black; background-color:white;
font -size:
16 px; padding:
0 ; margin:
0 ;
}
body { overflow:hidden; }
.columns {
position:relative;
-ms-columns:
5 ;
-webkit-columns:
5 ;
columns:
5 ;
-ms-column-fill: auto;
-webkit-column-fill: auto;
column-fill: auto;
border:
2 px solid salmon;
margin-bottom:
5 px;
}
.no-border { border-
style :none; }
.grid {
display: grid;
grid-template-columns:
30 px;
grid-auto-rows:
10 px;
grid-gap:
2 px;
border:
5 px solid;
height:
20 px; /* create Class C break opportunities at both ends */
align-content:
center ;
}
.start {
align-content: start;
}
span { background:lime; border:
1 px solid black; }
.bb { border-bottom-width:
6 px; }
x { display:block; height:
40 px; }
m { display:block; padding-top:
1 px; }
.break-after { page-break-after:always; break-after:always; }
.avoid-break { page-break-inside:avoid; break-inside:avoid; }
</
style >
</
head >
<
body >
<
div class=
"columns" style =
"height:40px" >
<
div style =
"background:grey" >
<
div class=
"grid start" >
<
span class=
"avoid-break" ><x></x></
span >
</
div ></
div ></
div >
<
div class=
"columns" style =
"height:40px" >
<
div style =
"background:grey" ><m></m>
<
div class=
"grid start" >
<
span class=
"avoid-break" ><x></x></
span >
</
div ></
div ></
div >
<!--
XXX TODO : propagation of break - after on the last row to the container doesn ' t work .
XXX TODO : I ' m guessing the block frame code doesn ' t know how to deal with that b / c
XXX TODO : it expects the frame constructor to have created a nsPageBreakFrame . . .
< div class = " columns " style = " height : 40 px " >
< div style = " background : grey " >
< div class = " grid " >
< span class = " break - after " > < / span >
< / div >
< div style = " border - top : 2 px solid blue " > < / div >
< / div > < / div >
< div class = " columns " style = " height : 40 px " >
< div style = " background : grey " >
< div class = " grid " >
< img src = " data : image / gif ; base64 , R0lGODlhAQABAIABAAD / AP / / / ywAAAAAAQABAAACAkQBADs = " class = " break - after " > < / button >
< / div >
< div style = " border - top : 2 px solid blue " > < / div >
< / div > < / div >
-->
</
body >
</
html >
Messung V0.5 in Prozent C=98 H=100 G=98
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-30)
¤
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