* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #fff;
  background: #3a3a3c;
}

header {
  background: #fff;
  color: #3a3a3c;
  text-align: center;
}

.navigation {
  display: flex

}

.navigation h1 {
  margin: 0
}

.logo {
  display: block;
  margin: 0 0 0 0;      /* centers it */
  max-width: 200px;    /* limits the width */
  height: auto;        /* keeps the proportions */
}

header h1 {
  margin: 0 0 0.5rem;
  font-size: 2.2rem;
}

header p {
  margin: 0;
  opacity: 0.85;
}

main {
  max-width: 700px;
  margin: 2rem auto;
  padding: 0 1rem;
}

section {
  background: #000;
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

section h2 {
  margin-top: 0;
  color: #fff;
}

footer {
  text-align: center;
  padding: 1.5rem 1rem;
  color: #fff;
  font-size: 0.9rem;
}