body {
  font-family: Arial;
  background: #f2f2f2;
}

.wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 700px;
  margin: 40px auto;
  padding: 10px;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: white;
  padding: 15px;
}

.display {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: white;
  padding: 15px;
}

input, button {
  padding: 8px;
}

/* Header */
header {
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  padding: 12px 0;
}
header .nav ul {
  list-style: none;
  display: flex;
  gap: 24px;
  justify-content: center;
  margin: 0;
  padding: 0;
}
header .nav a {
  color: #333;
  text-decoration: none;
  font-weight: 600;
}

/* Footer / Pagination */
footer {
  margin: 30px auto 50px;
  max-width: 700px;
  text-align: center;
}
.pagination {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.pagination a {
  display: inline-block;
  padding: 6px 10px;
  background: #fff;
  border-radius: 4px;
  text-decoration: none;
  color: #333;
  border: 1px solid #e0e0e0;
}
.pagination a.active {
  background: #007acc;
  color: #fff;
  border-color: #007acc;
}