body {
  background-image: url('LIS-fondo.jpg');
  background-size: cover;
  color: white;
  font-family: Times;
  text-shadow: 0 0 15px #000000;
}


h1 {
  text-align: center;
}

h4 {
  text-align: center;
}

h4 a {
  text-decoration: underline;
  color: white;
  font-weight: bold;
}

h2 {
  text-align: center;
  font-style: italic;
}



.tira {
  background-image: url('image0.jpeg');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  border-radius: 10px;
  width: 80%;
  padding: 13px;
  margin: 10px auto; 
  margin-bottom: 10px auto;
  box-shadow:  0 0 20px #000000;
}
  
.tirita {
  background-image: url('tirita3.jpg');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center; 
  border-radius: 10px;
  width: 80%;
  padding: 13px;
  margin: 10px auto; 
  margin-bottom: 10px auto;
  box-shadow:  0 0 15px #000000;
}

.caja {
  background-image: url('image3.jpeg');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  border-radius: 10px;
  padding: 13px;
  width: 80%;
  margin: 10px auto; 
  box-shadow:  0 0 15px #000000;
}

.columnas {
  display: flex;
  justify-content: space-between;
  width: 82.5%;
  margin: 0 auto;
  margin-top: 10px;
}

.columna {
  width: 30%;
  background-image:  url('image3.jpeg');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  padding: 13px;
  border-radius: 10px;
  box-shadow: 0 0 15px #000000;
}



.columnas-dobles {
  display: flex;
  justify-content: space-between;
  width: 82.2%;
  margin: 0 auto;
  margin-top: 10px;
}

.columna-doble {
  width: 47.2%;
  background-image:  url('image3.jpeg');
  background-size: cover;
  padding: 13px;
  border-radius: 10px;
  box-shadow: 0 0 15px #000000;
}



.navbar {
  background-image:  url('image3.jpeg');
  background-size: cover;
  text-align: center;
  padding: 10px;
  box-shadow: 0 0 15px #000000;
  width: 80%;
  margin: 0 auto;
  border-radius: 8px;
}


.navbar-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar-links li {
  display: inline-block;
  margin: 0 20px
}

.navbar-links a {
  text-decoration: none;
  color: white;
  font-weight: bold;
  transition: background-image 0.3 ease;
}

.navbar-links a:hover {
  background-image: url('IMG_0783.jpg');
  background-size: cover;
}
  
.li a {
  text-decoration: none;
  color: white;
  transition: background-image 0.3 ease;
}

.li a:hover {
  background-image: url('IMG_0783.jpg');
  background-size: cover;
}