* {
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f0f8ff;
  margin: 0;
  padding: 10px;
  font-size: 1em;
}

#container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
nav {
  background-color: #004d00;
  padding: 10px;
  text-align: center;
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

nav li {
  display: block;
  margin: 5px 0;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  padding: 0.5em 1em;
  display: block;
  border-top: 1px solid #fff;
}

nav a:first-child {
  border-top: none;
}

/* Main Content */
main {
  background-color: #fff;
  padding: 2%;
  text-align: center;
  font-size: 1.15em;
}

section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin: 20px 0;
}

.cookie-img {
  width: 100%;
  max-width: 300px;
  height: auto;
  margin: 10px auto;
  display: block;
}

img, video, iframe {
  width: 100%;
  height: auto;
  border-radius: 15px;
  display: block;
  margin: 10px auto;
}

/* Footer */
footer {
  background-color: #004d00;
  color: white;
  text-align: center;
  padding: 10px;
  font-size: 0.75em;
}

/* Tablet Viewport */
@media screen and (min-width: 630px) {
  nav li {
    display: inline-block;
    margin: 0 10px;
  }

  nav a {
    border-top: none;
    border-right: 1px solid #fff;
    padding: 0.1em 0.75em;
  }

  nav a:last-child {
    border-right: none;
  }

  section {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  iframe, video, img {
    max-width: 90%;
  }
}

/* Desktop Viewport */
@media screen and (min-width: 1015px) {
  header {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  nav {
    display: flex;
    justify-content: flex-end;
    gap: 20px;
    margin: 2em 0;
    float: none;
    width: 100%;
    text-align: right;
  }

  nav a {
    padding: 0.5em 1em;
    border: none;
  }

  nav a:hover {
    color: #000;
    background-color: #fff;
  }

  main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2em;
  }

  section {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large Desktop Viewport */
@media screen and (min-width: 1921px) {
  #container {
    width: 1920px;
    margin: 0 auto;
  }
}

/* Print Viewport */
@media print {
  body {
    background-color: #fff;
    color: #000;
  }
}