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<!DOCTYPE html>
<style>
div {
width: 300px;
height: 300px;
background-color: green;
}
</style>
You should see a green box.
<div></div>
<!DOCTYPE html>
<style>
div {
width: 300px;
height: 300px;
background-color: green;
}
</style>
You should see a green box.
<div></div>