body {
  font-family: Arial, sans-serif;
  background: #1e1e2f;
  color: #f5f5f5;
  margin: 0;
  padding: 20px;
}

.container {
  max-width: 600px;
  margin: auto;
  background: #2e2e40;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 0 15px #000;
}

h1 {
  text-align: center;
}

.alarm-settings label {
  display: block;
  margin-top: 10px;
  font-weight: bold;
}

input[type="datetime-local"],
input[type="file"],
input[type="text"] {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
  border-radius: 5px;
  border: none;
}

button {
  margin-top: 15px;
  width: 100%;
  padding: 10px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 5px;
  font-weight: bold;
  cursor: pointer;
}

button:hover {
  background-color: #0056b3;
}

.alarm-box {
  margin-top: 20px;
  padding: 15px;
  background: #3e3e5a;
  border-radius: 10px;
  box-shadow: inset 0 0 10px #000;
}

.alarm-title {
  margin: 0;
  color: #ffdf00;
}

.math-problem {
  font-size: 18px;
  margin: 10px 0;
}

.feedback {
  margin-top: 10px;
  font-weight: bold;
}
.delete-alarm {
  margin-top: 10px;
  background-color: #dc3545;
}

.delete-alarm:hover {
  background-color: #a71d2a;
}