body {
    background: linear-gradient(135deg, #0f1fcb00, #665714);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
  }
  
  .container {
    background: white;
    padding: 30px 20px;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
  }
  
  .addTask {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
  }
  
  .addTask input {
    flex: 1;
    padding: 10px;
    font-size: 16px;
    border-radius: 8px;
    border: 1px solid #ccc;
  }
  
  .addTask button {
    padding: 10px 15px;
    background: #9f939e;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
  }
  
  ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  li {
    background: #f4f4f4;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
  }
  
  li.completed span {
    text-decoration: line-through;
    color: gray;
  }
  
  li:hover{
    background-color: aquamarine;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 18px;
    transform: scale(1.05);
  }

  .filters {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    gap: 10px;
  }
  
  .filters button {
    padding: 5px 10px;
    border: none;
    border-radius: 6px;
    background-color: #ddd;
    cursor: pointer;
  }