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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background: url('images/background.jpg') no-repeat center center;
  background-size: cover;
}

a {
  text-decoration: none;
  color: #fff;
}

hr {
  margin-top: 0rem;
  margin-bottom: 1rem;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #010201;
  color: #fff;
  padding: 0.1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 1;
}

nav .brand {
  /* font-size: 1.2rem; */
  /* font-weight: bold; */
}

nav .brand, h2, h3 {
  font-family: Arial Black, Gadget, sans-serif;
}

.nav-links a {
  margin-left: 1rem;
  color: #fff;
  font-weight: 600;
}

.banner {
  background-color: #FDFBFD;
  text-align: center;
  padding: 1rem 0 0 0;
}

.banner img {
  max-width: 100%;
  height: auto;
}

.content {
  padding: 4rem 2rem;
  text-align: center;
  position: relative;
}

.book-details {
  color: #FDFBFD;
  background-color: #01020199;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
  padding: 1rem 2rem;
  border-radius: 20px;
}

.book-cover {
  max-width: 300px;
  border-radius: 8px;
}

.description {
  text-align: left;
}

.description h2 {
  font-size: 1.8rem;
  color: yellow;
  margin-bottom: 1rem;
}

.description p {
  margin-bottom: 1rem;
}

.thumbnail-images {
  display: flex;
  margin-top: 2rem;
  justify-content: space-between;
  gap: 1rem;
}

.thumbnail {
  width: 120px;
  height: auto;
  border: 2px solid #010201;
  border-radius: 4px;
  transition: transform 0.2s ease;
}

.thumbnail:hover {
  transform: scale(3);
}

.button {
  background-color: yellow;
  border: 2px solid #CCCC00;
  color: #010201;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: bold;
  /* display: inline-block; */
  height: 50%;
  margin-top: auto;
  margin-bottom: 10px;
}

.downloads {
  background-color: #FDFBFD;
  padding: 4rem 2rem;
  text-align: center;
}

.download-images {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.download-images a img {
  width: 150px;
  height: auto;
  border: 1px solid #ccc;
  border-radius: 4px;
  transition: transform 0.2s ease;
}

.download-images a:hover img {
  transform: scale(1.5);
}

footer {
  background-color: #010201;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
}