body {
  font-family: sans-serif;
  background-color: #1e2a38;
  color: #fff;
  margin: 0;
  padding: 20px;
}

.container {
  max-width: 700px;
  margin: auto;
  background-color: #2c3e50;
  padding: 20px;
  border-radius: 8px;
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  gap: 10px;
  margin-bottom: 15px;
}

input[type="text"],
input[type="date"] {
  flex: 1;
  padding: 8px;
  border: none;
  border-radius: 4px;
}

button {
  padding: 8px 12px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

#add-btn {
  background-color: #27ae60;
  color: white;
}

.actions {
  display: flex;
  justify-content: space-between;
  margin-bottom: 15px;
}

#filter-btn {
  background-color: #2980b9;
  color: white;
}

#delete-all-btn {
  background-color: #c0392b;
  color: white;
}

table {
  width: 100%;
  border-collapse: collapse;
  background-color: #34495e;
}

th, td {
  padding: 10px;
  text-align: left;
  border-bottom: 1px solid #2c3e50;
}

.empty {
  text-align: center;
  color: #ccc;
}

.status-done {
  color: #2ecc71;
  font-weight: bold;
}

.status-pending {
  color: #e67e22;
  font-weight: bold;
}

#todo-content {
  margin-top: 20px;
}