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<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
<html>
<style>
body {
display: grid;
grid-template-rows: auto;
grid-template-columns: repeat(3, 150px);
}
.details {
border: 1px solid lightblue;
}
</style>
<body>
<div class="details" style="writing-mode: horizontal-tb; direction: ltr;">
<summary>Summary</summary>
<p>This is the details.</p>
</div>
<div class="details" style="writing-mode: vertical-rl; direction: ltr;">
<summary>Summary</summary>
<p>This is the details.</p>
</div>
<div class="details" style="writing-mode: vertical-lr; direction: ltr;">
<summary>Summary</summary>
<p>This is the details.</p>
</div>
<div class="details" style="writing-mode: horizontal-tb; direction: rtl;">
<summary>Summary</summary>
<p>This is the details.</p>
</div>
<div class="details" style="writing-mode: vertical-rl; direction: rtl;">
<summary>Summary</summary>
<p>This is the details.</p>
</div>
<div class="details" style="writing-mode: vertical-lr; direction: rtl;">
<summary>Summary</summary>
<p>This is the details.</p>
</div>
</body>
</html>