* {
    padding: 0;
    margin: 0;
    font-family: 'Arial', sans-serif;
}

header {
    background-color: white;
    width: 100%;
    height: 15vh;
}

header .logo {
    width: 20%;
    height: 100%;
    float: left;
    display: flex;
    align-items: center;
    justify-content: center;
}

header .navegacion {
    width: 80%;
    float: left;
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100%;
    z-index: 1;
}

header .navegacion ul li {
    list-style: none;
}

header .navegacion ul li a {
    text-decoration: none;
    color: white;
    background-color: #00adff;
    padding: 10px;
    padding-right: 30px;
    padding-left: 30px;
}

main {
    width: 100%;
    height: 100%;
    background-color: #00adff;
}

main .portada {
    width: 100%;
    height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url(recursos/imagen-agua.jpg);
    background-position: center;
}

main .portada h1 {
    color: white;
    font-size: 5rem;
    z-index: 1;
}

main .seccion-2 {
    width: 90%;
    margin-top: 5%;
    margin-left: 5%;
    margin-right: 5%;
}

main .seccion-2 .izquierda {
    width: 45%;
    height: 100%;
    float: left;
}

main .seccion-2 .izquierda img {
    width: 500px;
}

main .seccion-2 .derecha {
    width: 40%;
    height: 100%;
    margin-left: 5%;
    float: left;
    padding-top: 5%;
    padding-bottom: 5%;
}

main .seccion-2 .derecha h2 {
    font-size: 3rem;
}

main .seccion-2 .derecha p {
    margin-top: 10%;
    font-size: 1.3rem;
}

main .seccion-2 .derecha button {
    margin-top: 10%;
    padding: 2%;
    padding-left: 6%;
    padding-right: 6%;
    font-size: 1.5rem;
    background-color: white;
    border-color: #00adff;
    color: #00adff;
    border-width: 5px;
    font-weight: bold;
    cursor: pointer;
}

main .seccion-2 .derecha button:hover {
    background-color: #00adff;
    color: white;
}

main .seccion-3{
    background-color: #00adff;
}

main .seccion-3 .content {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 60px 0 60px 0;
  margin: 0;
  font-family: sans-serif;
  background-color: #b3e5fc; /* Fondo azul claro */
  width: 100%;
}

.inner-box {
  display: flex;
  justify-content: space-around;
  align-items: center;
  background-color: #e1f5fe; /* Caja interna más clara */
  padding: 40px;
  border-radius: 4px;
  width: 80%;
  max-width: 1200px;
}

.item {
  text-align: center;
  color: #424242; /* Texto gris oscuro */
  max-width: 200px;
}

.item i {
  font-size: 80px;
  margin-bottom: 15px;
  color: #00adff;
}

.item p {
  font-size: 1.2em;
  font-weight: bold;
  margin: 0;
}

@media (max-width: 768px) {
  .inner-box {
    flex-direction: column;
    gap: 30px;
  }
}