<div class="wrapper first">
  <p class="first">
    Hello First
  </p>
</div>

<div class="wrapper second">
  <p class="second">
    Hello First
  </p>
</div>
.wrapper {
  height: 50px;
}
p {
  padding: 0;
  margin: 0;
}
p.first {
  background: indianred;
  margin: 20px;
}
p.second {
  background: indigo;
  margin: 20px;
  color: white;
}
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