body {
  font-family: Arial, sans-serif;
  background-color: #f5f5f5;
  margin: 0;
}

/* HEADER UNIVERSIDAD */
.header {
  background-color: #0b3d91;
  padding: 15px 0;
  text-align: center;
}

.uni-name a {
  color: white;
  text-decoration: none;
  font-size: 20px;
  font-weight: bold;
}

.uni-name a:hover {
  text-decoration: underline;
}

/* CERTIFICADO */
.certificado-container {
  background-color: white;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
  max-width: 400px;
  width: 90%;
  margin: 40px auto;
  text-align: center;
}

.certificado-container img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
}

.certificado-container h1 {
  font-size: 22px;
  margin-bottom: 10px;
}

.certificado-container p {
  font-size: 16px;
  margin: 5px 0;
}

.btn-certificado {
  display: inline-block;
  padding: 10px 20px;
  background-color: #007bff;
  color: white;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  margin-top: 20px;
  transition: background-color 0.2s;
}

.btn-certificado:hover {
  background-color: #0056b3;
}