body {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  background-color: #f8f8f8;
  flex-direction: column;
}

#flipbook {
  width: 60%;
  height: 60%;
  perspective: 1000px;
  position: relative;
}

.page {
  width: 100%;
  height: 100%;
  background: white;
  position: absolute;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  transition: transform 1s;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page:nth-child(even) {
  transform: rotateY(180deg);
}

.content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
  width: 100%;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 10px;
  border: 1px solid #ddd;
  text-align: left;
}

h1 {
  text-align: center;
}

.controls {
  margin-top: 20px;
}

button {
  padding: 10px 20px;
  margin: 0 10px;
  font-size: 16px;
  cursor: pointer;
}