body {
  font-family: Arial, sans-serif;
  max-width: 600px;
  margin: 20px auto;
  padding: 0 20px;
}
.input-group {
  margin-bottom: 15px;
}
label {
  display: block;
  margin-bottom: 5px;
}
input, select {
  width: 100%;
  padding: 8px;
  margin-bottom: 10px;
}
button {
  padding: 10px 20px;
  background: #007bff;
  color: white;
  border: none;
  cursor: pointer;
}
button:hover {
  background: #0056b3;
}

.tab button:hover {
  background-color: #ddd;
}

.tab button.active {
  background-color: #ccc;
}

#reportQuery label {
  display: inline-block
}

#reportQuery input {
  width: 5em
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}
th, td {
  border: 1px solid #ddd;
  padding: 12px;
  text-align: left;
}
th {
  background-color: #4CAF50;
  color: white;
}

tr:nth-child(even) {
  background-color: #f2f2f2;
}
.no-matches {
  padding: 20px;
  color: #666
}