html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

#dropzone {
  width: 300px;
  height: 200px;
  border: 2px dashed #999;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  position: relative;
  margin-bottom: 20px;
}

#dropzone img {
  max-width: 100%;
  max-height: 95%;
  display: block;
  margin: 0 auto;
}

#progressbar {
  width: 0;
  height: 10px;
  background-color: #4CAF50;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  opacity: 0.5;
}

#dropText {
  z-index: 2;
}

#flowchart {
  margin: 15px auto;
}

/* The download button is hidden initially */
#downloadButton {
  display: none;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}