@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");

:root {
  --main-color: #3498db;
  --secondary-color: #2ecc71;
  --font-size: 16px;
  --spacing: 1.5rem;
  --font-family: "Poppins", sans-serif;
}

.container {
  background-color: var(--main-color);
  padding: calc(var(--spacing) * 2);
  font-size: clamp(1rem, 2vw, 2rem);
  width: min(90%, 1200px);
  margin: max(10px, 2%);
}

nav {
  background-color: var(--secondary-color);

  ul {
    list-style: none;
    padding: 0;

    li {
      display: inline-block;
      margin-right: var(--spacing);

      a {
        color: white;
        text-decoration: none;
      }
    }
  }
}

:is(h1, h2, h3) {
  font-family: var(--font-family);
  margin-bottom: var(--spacing);
}

.where(.btn-primary, .btn-secondary) {
  padding: var(--spacing);
  border-radius: 5px;
  color: white;
  text-align: center;
}

External CSS

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External JavaScript

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