<!doctype html>
<style>
.case { color: black; background-color: green }
</style>

<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>

<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>

<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>

<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>
<div class=case>Black on green</div>