* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Arial", sans-serif;
}

body {
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 30px auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1,
h2,
h3 {
  color: #2c3e50;
  margin-bottom: 20px;
}

.nav-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 30px 0;
}

.btn {
  display: inline-block;
  background-color: #3498db;
  color: #fff;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  transition: background-color 0.3s;
}

.btn:hover {
  background-color: #2980b9;
}

.description {
  text-align: center;
  margin: 20px 0;
  padding: 15px;
  background-color: #f9f9f9;
  border-radius: 5px;
}

.form-group {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

input[type="text"],
input[type="password"],
input[type="email"],
textarea,
select {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
}

.error {
  color: #e74c3c;
  margin-bottom: 15px;
}

.success {
  color: #2ecc71;
  margin-bottom: 15px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

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

th,
td {
  padding: 12px;
  text-align: left;
}

th {
  background-color: #f2f2f2;
}

tr:nth-child(even) {
  background-color: #f9f9f9;
}

.action-buttons {
  display: flex;
  gap: 10px;
}

.action-buttons a {
  padding: 5px 10px;
  border-radius: 3px;
  text-decoration: none;
  color: white;
}

.edit-btn {
  background-color: #3498db;
}

.delete-btn {
  background-color: #e74c3c;
}

.view-btn {
  background-color: #2ecc71;
}

.form-section {
  margin-bottom: 30px;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 5px;
  background-color: #f9f9f9;
}

.table-section {
  margin: 20px 0;
}

.btn-small {
  padding: 5px 10px;
  font-size: 14px;
}

.btn-danger {
  background-color: #e74c3c;
}

.btn-danger:hover {
  background-color: #c0392b;
}

input[type="datetime-local"] {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
}

.user-info {
  text-align: right;
  margin-bottom: 20px;
  padding: 10px;
  background-color: #f9f9f9;
  border-radius: 5px;
}

.user-info .btn {
  margin-left: 10px;
  padding: 5px 15px;
  font-size: 14px;
}