.modal {
  display: none;
  position: fixed;
  z-index: 1;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  justify-content: center;
  align-items: center;
}

form#studentForm button[type="submit"] {
  display: none;
}

.container {
  width: 90%;
  margin: 20px auto;
  background-color: #f9f9f9;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  padding: 20px;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin-top: 20px;
  background-color: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

table th,
table td {
  border: 1px solid #ddd;
  text-align: left;
  padding: 12px;
}

table th {
  background-color: #f4f4f4;
  color: #333;
  font-weight: bold;
}

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

table tr:hover {
  background-color: #f1f1f1;
}

button {
  background-color: #4caf50;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
}

button:hover {
  background-color: #45a049;
}

.modal-content {
  background-color: #fff;
  margin: auto;
  padding: 20px;
  border-radius: 8px;
  width: 50%;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}