* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Poppins', sans-serif;
    background-color: #f5f5f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
  }
  
  .container {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 300px;
    text-align: center;
  }
  
  h1 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #333;
  }
  
  input {
    width: 80%;
    padding: 10px;
    margin-bottom: 20px;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
  }
  
  button {
    padding: 10px 15px;
    background-color: #4CAF50;
    border: none;
    color: white;
    border-radius: 4px;
    cursor: pointer;
  }
  
  button:hover {
    background-color: #45a049;
  }
  
  ul {
    list-style: none;
    padding: 0;
    margin-top: 20px;
  }
  
  li {
    background-color: #f2f2f2;
    padding: 10px;
    margin: 5px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 4px;
  }
  
  li button {
    background-color: red;
    border: none;
    color: white;
    border-radius: 4px;
    padding: 5px 10px;
    cursor: pointer;
  }
  
  li button:hover {
    background-color: #e60000;
  }