/* body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 20px;
    line-height: 30px;
    width: 100%;
    height: auto;
    color: #000;
    overflow-x: hidden;
  } */
  
  h3 {
    text-align: center;
    width: 90%;
    margin-left: 5%;
    margin-top: 50px;
  }
  /* .second-page,
  .third-page {
      /* min-height: 325px; */
  /* }  */
  .left-section {
      width: 45%;
      float: left;
  }
  .right-section {
      width: 45%;
      float: left;
      margin-top: 10%;
  }
  .center {
      display: block;
    margin-left: auto;
    margin-right: auto;
    width: 40%;
  }
  
  p {
    font-size: 18px;
  }
  
  .first-section, 
  .third-section {
      width: 30%;
      float: left;
      display:flex;
      align-items:center;
      min-height: 450px;
      height: auto;
  }
  .second-section {
      width: 38%;
      float: left;
  }
  
  .third-page ul,
  .second-page ul
  {
      width: 80%;
      margin: 0 auto;
      
  }
  
  .third-page ul li, 
  .second-page ul li
  {
      float: left;
      margin: 20px;
      width: 100%;
      list-style-type: disc;
      font-size: 18px;
  }
  .third-page .center,
  .second-page .center
  {
      width: auto;
      height: 450px;
  }
  .register-btn {
      background-color: #4FA743;;
      width: 250px;
      text-align: center;
      border-radius: 0px;
      height: 50px;
      border: none;
      font-size: 20px;
      margin-top: 30px;
      color: white;
  }
  .fourth-page .center {
      width: 75%;
  }
  
  @media only screen and (min-device-width : 320px) and (max-device-width : 480px) {
      .first-section, .second-section, .third-section, .right-section {
          width: 100%;
          float: none;
          height: auto;
          min-height: auto;
      }
      .third-section {
          display: none;
      }
  
      .third-page ul li,
      .second-page ul li
      {
          width:90%;
          float: left;
          margin: 0 auto;
          margin-bottom: 20px;
      }
      .third-page .center {
          width: 90%;
          height: auto;
      }
      .left-section,
      .right-section {
          width: 100%;
          float: none;
      }
      .right-section {
          margin-bottom: 50px;
          text-align: center;
      }
      .fourth-page .center {
          width: 80%;
          height: auto;
      }
      .register-btn {
          display: block;
          margin: 0 auto;
          width: 350px;
      }
  }