main {
  display: grid;
  background-color: black;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto; /* center horizontally */
  padding: 2rem 0;
}
body {
  background-color: #000;
  color: #fff;
  font-family: "Inter", sans-serif;
  margin: 0;
}

main img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.3s ease; /* smooth animation */
}

main img:hover {
  /*transform: scale(1.05); /* enlarge slightly on hover */
  z-index: 1;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 0;
}

header h1,
nav a {
  color: #fff;
  font-size: 2rem;
  font-weight: 700; /* use same thickness for both */
  text-transform: uppercase;
  text-decoration: none;
  margin: 0;
}

nav {
  display: flex;
  gap: 2rem;
}

nav a:hover {
  color: #aaa;
}

footer {
  text-align: left;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 0;
  color: #fff;
}