/* ---------- Perustyyli ---------- */
body {
  background-color: #B6E5D8;
  font-family: 'Fira Sans', sans-serif;
  font-size: 20px;
  text-align: center;
  margin: 0;
}

/* ---------- Yläosa ---------- */
header {
  background-image: url(turkoosi.jpg);
  background-position: center;
  background-size: cover;
  padding: 20px;
}
header h1 {
  color: white;
  font-size: 55px;
  text-shadow: 2px 2px 4px #000;
}

/* ---------- Navigaatio ---------- */
.topnav {
  background-color: #FFC2C7;
  padding: 10px;
  display: flex;
  justify-content: center;
  gap: 10px;
}
.topnav a {
  color: white;
  text-decoration: none;
  font-size: 20px;
  padding: 6px 12px;
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}
.topnav a.active {
  font-weight: bold;
}
.topnav a:hover {
  background-color: #FBE5C8;
  color: #fff;
}

/* ---------- Sisältö ---------- */
main {
  max-width: 800px;
  margin: 20px auto;
  padding: 10px;
}
.kuvat {
  width: 300px;
  height: auto;
  margin: 20px 0;
}

/* ---------- Footer ---------- */
footer {
  font-size: 12px;
  background-color: #FFC2C7;
  padding: 10px;
}

/* ---------- MEDIA QUERIES ---------- */

/* Mobiili: max leveys 480px */
@media (max-width: 480px) {
  body {
    font-size: 16px;
  }
  main {
    padding: 5px;
  }
  header h1 {
    font-size: 25px;
  }
  .topnav {
    flex-direction: column;
    gap: 0;
    padding: 6px;
  }
  .topnav a {
    margin: 5px 0;
    font-size: 18px;
    padding: 8px 0;
  }
  .kuvat {
    width: 100%;
    max-width: 100%;
  }
}