body {
  background: marron;
  text-align: center;
  padding: 50px;
  margin: 0;
  font-family: Arial, sans-serif;
}

.container {
  background: gold;
  text-align: center;
  padding: 20px;
  border-radius: 50px;
  box-shadow: 20px 20px 25px rgba(210, 150, 50, 0.6);
  max-width: 800px;
  margin: 0 auto;
  animation: slideIn 0.8s ease-out forwards;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(100px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.main-title {
  color: white;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  margin-bottom: 30px;
}

.input-section {
  margin-bottom: 20px;
}

.input-section input {
  padding: 10px;
  width: 60%;
  border: 1px solid gray;
  border-radius: 5px;
  font-size: 16px;
}

.btn-primary {
  padding: 10px 15px;
  margin-left: 5px;
  background-color: blue;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s;
}

.btn-primary:hover {
  background-color: green;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.task-item {
  background: white;
  padding: 10px;
  margin: 5px auto;
  width: 60%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 5px;
  box-shadow: 5px 2px 5px rgba(20, 10, 5, 0.8);
  cursor: pointer;
  transition: all 0.3s;
}

.task-item:hover {
  transform: translateY(-2px);
  box-shadow: 5px 4px 8px rgba(20, 10, 5, 0.9);
}

.completed {
  text-decoration: line-through;
  color: gray;
  opacity: 0.6;
}

.delete-btn {
  background: red;
  color: white;
  border: none;
  padding: 5px 10px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 12px;
  transition: background-color 0.3s;
}

.delete-btn:hover {
  background: darkred;
}

.task-counter {
  margin-top: 20px;
  font-weight: bold;
  color: white;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}