body {
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
  background-color: #f0f0f0; /* Set a background color for better visibility of the blur effect */
}

  #todoList {
    margin: 20px;
  }

  .task {
    text-align: center;
    align-items: center;
    margin-bottom: 10px;
  }
  li{
    text-decoration: none;
    list-style: none;
    justify-content: center ;
    padding: 5px 0px;
  }
  .completed {
    text-decoration: line-through;
    color: #888;
  }
  .task button{
    margin-left: 10px;
  }
  .container {
    text-align: center;
    justify-content: center;
    width: 80%;
    max-width: 600px;
    margin: 50px auto;
    background: rgba(255, 255, 255, 0.9); /* Set a background color with some opacity */
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 10px;
    background-image: url() ;
  }
  input, button{
    padding: 10px;
    border-radius: 5px;
  }