* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #fdfdfd;
  color: #333;
}

.container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 200px;
  background-color: #f4f4f4;
  padding: 16px;
}

.sidebar h3 {
  margin-bottom: 16px;
}

.sidebar ul {
  list-style: none;
}

.sidebar li {
  margin-bottom: 8px;
}

.sidebar a {
  text-decoration: none;
  color: #333;
}

.sidebar a.active {
  font-weight: bold;
}

.content {
  flex: 1;
  padding: 24px;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin-top: 16px;
}

table, th, td {
  border: 1px solid #ddd;
}

th, td {
  padding: 8px;
  text-align: left;
}