@media (max-width: 768px) {
  #homepage {
    height: 100vh;
    display: flex;
    flex-direction: column;
  }

  #footer-php-mobile {
    display: auto;
  }

  section#footer-php { 
    display: none;
  }

  .main-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  
  #guest-container {
    display: flex;
    flex-direction: column;
    align-items: start;
    justify-content: start;
    width: 400px !important;
    height: auto !important;
  }
  
  #uploadGuestFiles {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 0 0 0;
    max-width: 100%;
    margin: 0;
  }

  #sendFileAsGuestForm {
    padding: 0;
  }
  
  #fileUploadProgress {
    width: 100%;
  }

  .content-container {
    max-height: 275px;
    overflow-y: auto;
  }

  .uploaded-file-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .uploaded-file {
    width: 87%;
  }
  
  #guestUserFileUploadSection {
    padding: 0;
    margin-top: 0px;
    width: 100% !important;
    height: 100% !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  #guestUserFileUploadSection .container {
    width: auto;
    height: auto;
    margin: 0;
    padding: 0;
  }

  #files-to-send {
    margin-bottom: 0;
  }
  .register-link-text {
    display: none;
  }

  .upload-file-input-container {
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .upload-file-input {
    margin-top: 10px;
    margin-bottom: 0;
  }

  .upload-file-input .subtitle.grey-text {
    display: none;
  }

  .form-md {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    width: 87%;
  }

  .form-md > .form-group:first-child {
    margin-top: 5px !important;
  }

  .signup-links.d-md-none {
    padding-top: 10px;
    padding-bottom: 0;
  }

  .form-group {
    margin-bottom: 0;
  }

  #mail-subject {
    margin-bottom: 0;
  }

  .footer-block.container-padding {
    margin-bottom: 0px;
    padding-top: 10px;
    border: none !important;
  }

  .chip-container {
    margin-bottom: 0px;
    padding: 0;
  }

  .remember-check {
    margin-bottom: 0 !important;
  }

  #footer-php {
    background: linear-gradient(90.15deg, #f3a02e 4.15%, #ec8e35 99.97%);
    padding: 12px 0;
  }

  #ajaxLoader {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
  }

  .loader-wrapper {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
  }
}