body {
  background-color: #fff;
  color: #111;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

header.cabecera {
  padding: 2rem 1rem;
  border-bottom: 1px solid #ccc;
  background-color: #f9f9f9;
}

.intro {
  max-width: 960px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  filter: grayscale(100%);
}

.intro-texto h1 {
  margin: 0;
  font-size: 2rem;
}

.intro-texto p {
  margin: 0.5rem 0;
  color: #666;
}

nav a {
  margin-right: 1rem;
  text-decoration: none;
  color: #333;
}

main.contenedor {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
}

h2 {
  color: #444;
  border-bottom: 1px solid #ddd;
  padding-bottom: 0.3rem;
}

ul#repo-list {
  list-style: disc;
  padding-left: 1.5rem;
}

#contenido-dinamico {
  margin-top: 1rem;
}

footer {
  text-align: center;
  padding: 1rem;
  background-color: #f1f1f1;
  color: #777;
  margin-top: 2rem;
}