body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80vh;
    font-family: Arial, sans-serif;
    /*background-image: linear-gradient(to right, #010002, #290177);*/
    background-size: 200% 100%;
    animation: gradientAnimation 10s ease-in-out infinite;
  }
  .container {
    text-align: center;
  }

  h1 {
    margin-bottom: 20px;
    color: #555;
    line-height: 40px;
  }
  h4 {
    margin-bottom: 20px;
    color: #555;
    line-height: 30px;
  }
   h5 {
    margin-bottom: 20px;
    color: #555;
    line-height: 0px;
  }
     h7 {
    margin-bottom: 20px;
    color: #555;
    line-height: 0px;
  }
  
    h2 {
    margin-bottom: 20px;
    color: #555;
    line-height: 10px;
  }
  
  
  .download-link {
    margin-top: 20px;
   /* display: flex;*/
    align-items: center;
  }

  .filename {
    border: 1px solid #ccc;
    background-color: #f1f1f1;
    /*border-radius: 10px;*/
    padding: 10px;
    flex: 1;
  }

  .select-version {
    display: inline-block;
    position: relative;
  }

  .select-version select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding: 10px 20px;
    background-color: #f1f1f1;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    color: #555;
  }

  .select-version select:focus {
    outline: none;
  }

  .select-version::after {
    content: "\25BC";
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    pointer-events: none;
  }

  .select-version-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
  }

  .select-version-button:hover {
    background-color: #45a049;
  }

  .download-button {
    display: inline-block;
    padding: 10px 50px;
    background-color: #4caf50;
    /*background-image: linear-gradient(to right, #9749e6, #375dd4);*/
    background-size: 200% 100%;
    animation: gradientAnimation 10s ease-in-out infinite;
    color: white;
    text-decoration: none;
    /*border-radius: 10px;*/
    transition: background-color 0.3s ease;
    margin-top:20px; 
  }

  .download-button:hover {
    background-color: #45a049;
  }
    @keyframes gradientAnimation {
    0% {
      background-position: 0% 50%;
    }
    50% {
      background-position: 100% 50%;
    }
    100% {
      background-position: 0% 50%;
    }
  }
  @media only screen and (max-width: 600px) {
    .background-container {
      width: 90%;
    }
  }
    footer {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
    }

    footer .copyright {
      text-align: center;
      color: #555;
      padding: 10px 0;
    }

        .floating-button:hover + .contact-module {
            display: block;
        }
            @media only screen and (max-width: 600px) {
      #version {
        width: 400px;
        padding: 10px;
        font-size: 14px;
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
      }

      .filename {
        flex: none;
      }

      .download-button {
        padding: 10px 30px;
      }
    }

    @media only screen and (max-width: 400px) {
      #version {
        width: 360px;
      }
    }
    #version {
      padding: 10px;
      font-size: 16px;
      color: #555;
      background-color: #f1f1f1;
      border: 1px solid #ccc;
      /*border-radius: 10px;*/
      width: 515px;
      box-sizing: border-box;
    }

    .filename {
      padding: 10px;
      font-size: 16px;
      color: #555;
      background-color: #f1f1f1;
      border: 1px solid #ccc;
      /*border-radius: 10px;*/
      width: 100%;
      box-sizing: border-box;
    }

    .download-button {
      padding: 10px 90px;
      font-size: 16px;
    }

    @media only screen and (max-width: 600px) {
      #version {
        width: 100%;
      }

      .filename {
        width: 100%;
      }

      .download-button {
       /* width: 100%;*/
       padding: 10px 35px;
      }
    }