body {
  font-family: Arial, sans-serif;
  background: #FCEF91;
  margin: 0;
  padding: 0;
}

header {
  background: #004aad;
  color: white;
  padding: 20px;
  text-align: center;
}

a {
  color: #004aad;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.form-container {
  background: white;
  max-width: 400px;
  margin: 50px auto;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

form input[type="email"],
form input[type="password"],
form input[type="text"],
form input[type="file"],
form button {
  display: block;
  width: 100%;
  margin: 10px 0;
  padding: 10px;
  box-sizing: border-box;
}

form button {
  background-color: #004aad;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 5px;
}

form button:hover {
  background-color: #003a91;
}

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

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

th, td {
  padding: 10px;
  text-align: center;
}

.error {
  color: red;
  font-weight: bold;
}