* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}


body {
  background-color: rgb(47, 67, 49);
  border: 15px solid black;
  margin: 20px;
  padding: 20px;
  font-family: 'Courier New', monospace;
  color: white;
}


.site-header {
  text-align: center;
  margin-bottom: 2rem;
}

h1 {
  background-color: rgb(56, 107, 95);
  border-radius: 50%;
  -webkit-text-stroke: 1px black;
  text-shadow: 3px 3px 4px white;
  font-family: 'Henny Penny', system-ui;
  font-size: 3.5rem;
  margin: 20px auto;
  padding: 25px 40px;
  box-shadow: 0 8px 15px rgba(0,0,0,0.7);
  display: inline-block;
}

.intro {
  font-size: 1.3rem;
  margin: 10px auto;
  padding: 10px;
}

.top-nav {
  margin-top: 15px;
}

.top-nav a {
  color: goldenrod;
  font-size: 1.4rem;
  text-decoration: none;
}

.top-nav a:hover {
  text-shadow: 0 0 10px gold;
}


.layout {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}


.sidebar {
  width: 250px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}


.card {
  background: rgb(56, 107, 95);
  border-radius: 10px;
  padding: 1.5rem;
  text-align: center;
  border: 3px solid goldenrod;
  box-shadow: 0 8px 15px rgba(0,0,0,0.6);
}

.card a {
  color: goldenrod;
  font-size: 1.3rem;
  text-decoration: none;
}

.card a:hover {
  text-shadow: 0 0 10px gold;
}


.gallery {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2rem;
  padding-right: 1rem;
}

.art-card {
  background: rgb(30, 45, 32);
  border-radius: 15px;
  padding: 1rem;
  text-align: center;
  border: 3px solid goldenrod;
  box-shadow: 0 8px 15px rgba(0,0,0,0.6);
}

.art-card img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 6px 10px rgba(0,0,0,0.6);
}

.art-card figcaption {
  margin-top: 10px;
  font-size: 1.2rem;
  color: goldenrod;
}


footer {
  margin-top: 3rem;
  padding: 1rem;
  border: 4px dotted black;
  text-align: center;
}

footer a {
  color: goldenrod;
  text-decoration: none;
}

footer a:hover {
  text-shadow: 0 0 10px gold;
}



@media (max-width: 900px) {
  .layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .card {
    width: 200px;
  }
}


@media (max-width: 600px) {
  h1 {
    font-size: 2.5rem;
    padding: 20px;
  }

  .intro {
    font-size: 1.1rem;
  }

  .sidebar {
    flex-direction: column;
    width: 100%;
  }

  .card {
    width: 100%;
  }

  .gallery {
    grid-template-columns: 1fr;
  }
}