* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
  }
  
  body {
    background-color: #374151;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .todo-container {
    margin-top: 100px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  .todo-container header {
    font-size: 60px;
    color: #687280;
    text-align: center;
  }
  
  form {
    margin: 20px 0;
    display: flex;
    justify-content: center;
  }
  
  form #todo-input {
    width: 450px;
    border: none;
    outline: none;
    padding: 10px;
    background-color: #1f2937;
    border-radius: 12px;
    margin-right: 10px;
    color: white;
    font-size: 24px;
  }
  
  form .add-btn {
    width: 100px;
    border-radius: 12px;
    border: none;
    background-color: #1f2937;
    cursor: pointer;
    padding: 12px;
    color: white;
  }
  
  .add-btn:hover {
    background-color: #111827;
  }
  
  .todos {
    max-width: 580px;
  }
  
  .todos .todo {
    padding: 20px 30px;
    border-radius: 20px;
    margin-bottom: 10px;
    background-color: #111827;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 24px;
    height: auto;
    overflow: hidden;
    word-wrap: break-word;
    white-space: pre-wrap;
  }
  
  .todos .todo .todo-content {
    width: 400px;
    border: none;
    outline: none;
    background-color: transparent;
    border-radius: 12px;
    margin-right: 10px;
    color: white;
    font-size: 24px;
    max-width: 90%;
    margin-left: 15px;
  }
  
  .completed {
    text-decoration: line-through;
    opacity: 0.5;
  }
  
  .todo .todo-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-left: auto;
    gap: 15px;
  }
  
  i {
    color: white;
    cursor: pointer;
  }
  
  .edit {
    color: #794dc6;
  }
  
  .delete {
    color: #b31538;
  }
  
  .check {
    color: #1c8578;
  }