body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f4f6f8;
  color: #333;
}
h1 {
  background-color: #2d3748;
  color: #fff;
  padding: 20px;
  margin: 0;
  font-size: 24px;
}
.container {
  max-width: 1200px;
  margin: 40px auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
form[method="GET"] {
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
input[type="text"] {
  padding: 8px 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  width: 300px;
}
button {
  padding: 8px 14px;
  background-color: #3182ce;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}
button:hover {
  background-color: #2b6cb0;
}
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}
thead {
  background-color: #edf2f7;
}
th, td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid #e2e8f0;
}
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.pagination a {
  text-decoration: none;
  color: #3182ce;
  font-weight: 500;
}
.pagination select {
  padding: 6px 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
}