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HTML

<p>Search results for "salamander":</p>

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<p>Several species of <mark>salamander</mark> inhabit the temperate rainforest of the Pacific Northwest.</p>

<p>Most <mark>salamander</mark>s are nocturnal, and hunt for insects, worms, and other small creatures.</p>

CSS

/* stylelint-disable-next-line block-no-empty */
mark {
  background-color: green;
}