html {
  text-align: center;
  color: darkslateblue;
  background-color: rgb(248, 236, 255);
  font-family: sans-serif;
}

button {
  color: darkslateblue;
  margin: 2.5px;
  background-color: rgb(252, 246, 255);
  border: thin solid darkslateblue;
  outline: none;

  font-size: 1em;
}
button:focus {
  background-color: rgb(248, 236, 255);
}

#upload_label {
  pointer-events: all;
  text-decoration: underline;
}

#dropzone {
  width: 80%;
  margin-right: auto;
  margin-left: auto;
  position: relative;
}
#dropzone.has-files {
  padding: 2.5px;
  background-color: rgb(252, 246, 255);
  border: thin solid darkslateblue;
  outline: none;
}
#dropzone.has-files > form {
  display: none;
}

#asy_in {
  color: darkslateblue;
  padding: 2.5px;
  background-color: rgb(252, 246, 255);
  border: thin solid darkslateblue;
  outline: none;

  font-size: 1em;
  width: -webkit-fill-available;
  resize: vertical;
  z-index: 0;
}

#asy_in_background {
  width: 100%;
  pointer-events: none;
  position: absolute;
  top: 5px;
  left: 5px;

  z-index: 1;
  text-align: center;
  transition: opacity 0.25s;
}

#asy_out {
  display: none;
  width: fit-content;
  background-color: rgb(252, 246, 255);
  border: thin solid darkslateblue;
  padding: 5px;

  margin-right: auto;
  margin-left: auto;
  margin-top: 1em;
  text-align: left;
}

#options {
  padding: 5px;
  line-height: 1.5;
}

#asy_in:focus + #asy_in_background {
  opacity: 0.3;
}

#asy_in.has-content + #asy_in_background {
  opacity: 0;
}

#asy_in.has-content + #asy_in_background #upload_label {
  pointer-events: none;
}

#upload_button {
  overflow: hidden;
  width: 1px;
}