html {
  font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 18px;
  font-weight: 300;
  color: #212529;
  background-color: #f8f9fa;
  box-sizing: border-box;
}

*, *:before, *:after {
  box-sizing: inherit;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

a {
  text-decoration: none;
  color: #1565c0;
  transition: color 0.15s ease;
}

a:hover {
  color: #217ee7;
  text-decoration: underline;
}

#content {
  text-align: center;
  max-width: 600px;
  padding: 40px 24px;
  line-height: 1.65;
}

.avatar {
  border-radius: 50%;
  width: 110px;
  height: 110px;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

h1 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-top: 20px;
  margin-bottom: 24px;
  color: #111;
  letter-spacing: -0.01em;
}

p.bio {
  text-align: justify;
  font-size: 0.98rem;
  margin-bottom: 20px;
  color: #2c3e50;
}

.icons {
  list-style-type: none;
  font-size: 1.75rem;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  margin: 36px auto 0;
}

.icons li {
  display: inline-block;
}

.icons a {
  color: #222;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.icons a:hover {
  color: #1565c0;
  text-decoration: none;
  transform: translateY(-2px);
}