/* Reseteo básico */ 
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #1e20a9;
  color: white;
}

/* Encabezado */
header {
  background: #b21d1d; 
  color: black;
  padding: 20px;
  text-align: center;
  margin-bottom: 10px;
}

/* Menú en horizontal */
nav {
  background: white; 
  padding: 10px 0;
  text-align: center; 
}

nav a {
  color: black;
  text-decoration: none;
  margin: 0 15px;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}

/* Contenido principal */
main {
  padding: 20px;
  text-align: center;
}

/* Footer */
footer {
  background: #b21d1d;
  color: black;
  text-align: center;
  padding: 10px;
  margin-top: 20px;
}

.imagenes {
  display: flex;            
  justify-content: center;  
  gap: 20px;                
  margin-top: 20px;
}

.imagenes img {
  width: 300px;      
  border-radius: 8px; 
}

.galeria {
  display: grid;               
  grid-template-columns: repeat(2, 1fr); 
  gap: 20px;                   
  max-width: 700px;              
  margin: 20px auto;           
}

.galeria img {
  width: 100%;       
  border-radius: 8px; 
}