body {
  background-color: white;
  font-family: 'Raleway', sans-serif;
  font-size: 14px;
  margin: 0;
}

/* Títulos */
h1, h2 {
  font-weight: normal;
  color: #468C00;
}

h3 {
  color: #004987;
  margin: 0 auto;
}

ul, li {
  margin: 0;
  padding: 0;
  list-style-type: none;
}

:focus {outline-width:0}
.clear {clear:both}

img {
  border: 0;
  max-width: 100%;
  height: auto;
}

p {
  color: grey;
  font-size: 16px;
  line-height: 20px;
}

#textoheader {
  float: right;
  color: grey;
  padding-top: 30px;
}

/* =========================
   ESTRUCTURA
   ========================= */

#container {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

/* =========================
   HEADER
   ========================= */

header {
  padding-top: 20px;
}

header img {
  width: 120px;
  max-width: 60%;
  height: auto;
  object-fit: contain;
}

nav {
  margin-top: 20px;
}

nav li {
  display: inline-block;
}

nav li a {
  background-color: #004987;
  color: white;
  display: inline-block;
  padding: 8px 20px;
  text-align: center;
  text-decoration: none;
  font-size: 16px;
}

nav li a:hover {
  background-color: #F7931D;
}

a.presionado {
  background-color: #F7931D;
}

/* =========================
   FOOTER (ARREGLADO)
   ========================= */

footer {
  background-color: #EAEAEA;
  margin-top: 100px;
  padding: 20px;
}

/* Desktop (2 columnas) */
@media (min-width: 769px) {
  footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }

  #datoscontacto {
    width: 60%;
    text-align: left;
  }

  #seccionesabajo {
    width: 40%;
    text-align: right;
  }
}

/* Mobile */
@media (max-width: 768px) {

  #container {
    padding: 0 10px;
  }

  /* Menú vertical */
  nav ul {
    display: flex;
    flex-direction: column;
  }

  nav li {
    width: 100%;
  }

  nav li a {
    width: 100%;
    padding: 10px;
  }

  /* Footer apilado */
  footer {
    text-align: center;
  }

  #datoscontacto,
  #seccionesabajo {
    width: 100%;
    text-align: center;
    padding: 10px 0;
  }
}

/* Texto footer */
footer p {
  color: black;
  margin-bottom: 0;
  font-size: 13px;
}

/* =========================
   BOTÓN
   ========================= */

#volver {
  text-decoration: none;
  background-color: #004987;
  color: white;
  padding: 5px;
}

#volver:hover {
  background-color: #F7931D;
}

.contenedor-boton-video {
  text-align: center;
  margin: 20px 0 30px 0;
}

.btn-video {
  display: inline-block;
  padding: 14px 28px;
  background: #b08d57;
  color: #ffffff;
  text-decoration: none;
  border-radius: 6px;
  font-weight: bold;
  font-family: Raleway, Arial, sans-serif;
  transition: 0.3s;
}

.btn-video:hover {
  background: #8c6f45;
}