body {
  background-color: #01001A;
  background-image: url('your_background_image.jpg');
  background-size: cover;
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-position: center;
  color: #FFFFFF;
  font-family: Georgia, Times, "Times New Roman", serif;
}

body::before {
  content: "";
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(1, 0, 26, 0.9);
  z-index: -1;
}

nav {
  background: #000000;
  padding: 10px;
  text-align: center;
  font-weight: bold;
}

nav a {
  color: #FFFFFF;
  text-decoration: none;
  padding: 8px 16px;
  display: inline-block;
}

nav a:hover {
  background: rgba(255, 255, 255, 0.1);
}

.banner {
  width: 100%;
  display: block;
}

.main-content {
  max-width: 900px;
  margin: 20px auto;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.main-content img {
  width: 200px;
}

.main-content-text {
  flex: 1;
}

h1, h2, h3 {
  color: #FFFFFF;
}
button {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5em;
  cursor: pointer;
}
button:focus {
  outline: none;
}
.drum-container {
  width: 300px;
  height: 100px;
  margin: auto;
  perspective: 1000px;
  overflow: hidden;  /* 👈 THIS hides the extra faces */
  position: relative;
}

.drum {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.8s ease-in-out;
}

.drum-face {
  position: absolute;
  width: 100%;
  height: 100%;
  line-height: 100px;
  text-align: center;
  font-size: 2em;
  color: #fff;
  backface-visibility: hidden; /* 👈 Hide rear sides */
}