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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
html,body {
color:black; background-color:white; font:8px/1 monospace; padding:0; margin:0;
}
.grid {
position: relative;
display: grid;
grid-template-columns: 80px 80px 80px;
grid-template-rows: 150px;
width: 290px;
gap: 10px;
padding: 10px;
border: 2px solid black;
margin: 10px;
}
.grid > div {
position: absolute;
border: 1px solid #333;
width: 120px;
height: 30px;
display: flex;
align-items: center;
justify-content: center;
}
.safe-start {
grid-column: 1 / 2;
grid-row: 1 / 2;
align-self: safe start;
background: lightcoral;
}
.unsafe-start {
grid-column: 2 / 3;
grid-row: 1 / 2;
align-self: unsafe start;
background: lightblue;
}
.safe-end {
grid-column: 3 / 4;
grid-row: 1 / 2;
align-self: safe end;
background: lightgreen;
}
.unsafe-end {
grid-column: 1 / 2;
grid-row: 1 / 2;
align-self: unsafe end;
background: lightyellow;
}
.safe-center {
grid-column: 2 / 3;
grid-row: 1 / 2;
align-self: safe center;
background: plum;
}
.unsafe-center {
grid-column: 3 / 4;
grid-row: 1 / 2;
align-self: unsafe center;
background: orange;
}
</style>
</head>
<body>
<div class="grid">
<div class="safe-start">safe-start</div>
<div class="unsafe-start">unsafe-start</div>
<div class="safe-end">safe-end</div>
<div class="unsafe-end">unsafe-end</div>
<div class="safe-center">safe-center</div>
<div class="unsafe-center">unsafe-center</div>
</div>
<div class="grid" style="direction: rtl;">
<div class="safe-start">safe-start</div>
<div class="unsafe-start">unsafe-start</div>
<div class="safe-end">safe-end</div>
<div class="unsafe-end">unsafe-end</div>
<div class="safe-center">safe-center</div>
<div class="unsafe-center">unsafe-center</div>
</div>
</body>
</html>