.ai-buttons {
    display: block;
    height: 42px;
    padding: 0 24px;
    background: #8f7a66;
    color: #f9f6f2;
    border-radius: 3px;
    text-decoration: none;
    line-height: 42px;
    text-align: center;
    float: right;
    margin-left: 24px;
  }
  
  .ai-menu:after {
    content: "";
    display: block;
    clear: both;
  }
  
  @media screen and (max-width: 520px) {
    .ai-buttons {
      width: 135px;
      padding: 0;
      display: block;
      box-sizing: border-box;
      margin-top: 2px;
      margin-left: 10px;
      margin-right: 0;
    }
  
    .ai-buttons:last-child {
      margin-left: 0;
    }
  
    .game-intro {
      display: none;
    }
  }