Vue Js Conditionally Enable Disable Button

<!DOCTYPE html>
<html>

<body>

<div id="app">
    <h3>Vue Js Conditionally Enable Disable Button</h3>
    <select v-model="selectedValue">
      <option value="option1">Option 1</option>
      <option value="option2">Option 2</option>
      <option value="option3">Option 3</option>
    </select>
    <button :disabled="isButtonDisabled">Submit</button>
  </div>

/* Center the app container */
    #app {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;

}

/* Style the heading */
    h3 {
      margin-bottom: 1.5rem;
    }

/* Style the select dropdown */
    select {
      padding: 0.5rem;
      font-size: 1rem;
      border: 1px solid #ccc;
      border-radius: 4px;
      margin-bottom: 1rem;
    }

/* Style the submit button */
    button {
      padding: 0.5rem 1rem;
      font-size: 1rem;
      background-color: #007bff;
      color: #fff;
      border: none;
      border-radius: 4px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

button:disabled {
      background-color: #ccc;
      cursor: not-allowed;
    }
  </style>
</body>

</html>