body {
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  background-color: whitesmoke;
  color: black;
}

header {
  background-color: lightsteelblue;
  padding: 15px;
}

header .brand {
  font-weight: bold;
  font-size: 22px;
  color: darkblue;
  text-decoration: none;
  margin-right: 20px;
}

.main-nav a {
  color: black;
  text-decoration: none;
  margin: 0 10px;
}

.main-nav a:hover {
  color: darkblue;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.hero {
  text-align: center;
  margin: 40px 0;
}

.hero h1 {
  color: darkblue;
  margin-bottom: 20px;
}

.hero img.profile {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  margin-bottom: 20px;
  border: 3px solid darkblue;
}

.hero p.lead {
  color: dimgray;
  font-size: 18px;
  line-height: 1.5;
}

.social a img {
  margin: 0 8px;
  vertical-align: middle;
}

footer {
  background-color: lightsteelblue;
  color: black;
  text-align: center;
  padding: 10px;
  margin-top: 40px;
}