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

body {
  font-family: Arial, sans-serif;
  background-color: #1b2838;
  color: #c7d5e0;
}

.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  background: #171a21;
  flex-wrap: wrap;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: #66c0f4;
}

.top-nav nav {
  display: flex;
  gap: 20px;
}

.top-nav a {
  color: #c7d5e0;
  text-decoration: none;
}

.top-nav a:hover {
  color: #66c0f4;
}

.container {
  display: flex;
  gap: 20px;
  padding: 20px;
}

.sidebar {
  width: 220px;
  background: #171a21;
  padding: 15px;
}

.sidebar h3 {
  margin-bottom: 10px;
}

.sidebar ul {
  list-style: none;
}

.sidebar li {
  margin-bottom: 8px;
}

.sidebar a {
  color: #c7d5e0;
  text-decoration: none;
}

.main-content {
  flex: 1;
}

.main-content h2 {
  margin-bottom: 20px;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
}

.game-card {
  background: #2a475e;
  padding: 10px;
  text-align: center;
  border-radius: 6px;
}

.game-card img {
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.game-card h4 {
  font-size: 14px;
  margin: 10px 0 5px;
}

.game-card p {
  font-size: 13px;
  color: #66c0f4;
}

.about {
  background: #171a21;
  padding: 20px;
  font-size: 12px;
  text-align: center;
}

.about a {
  color: #c7d5e0;
  text-decoration: none;
}

@media (max-width: 768px) {

  .top-nav {
    flex-direction: column;
    gap: 10px;
  }

  .top-nav nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
  }

  .game-card h4 {
    font-size: 13px;
  }
}

@media (max-width: 480px) {

  .logo {
    font-size: 20px;
  }

  .top-nav nav {
    gap: 10px;
  }

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