This is a preview, you can find the current version here.
Last updated: 12/16/2025
Opacity
Atomic opacity classes allow you to change an element's opacity quickly.
Classes
Examples
<div class="o0">…</div>
<div class="o5">…</div>
<div class="o10">…</div>
<div class="o20">…</div>
<div class="o30">…</div>
<div class="o40">…</div>
<div class="o50">…</div>
<div class="o60">…</div>
<div class="o70">…</div>
<div class="o80">…</div>
<div class="o90">…</div>
<div class="o100">…</div> .o0
.o5
.o10
.o20
.o30
.o40
.o50
.o60
.o70
.o80
.o90
.o100