csv-library-website/library/static/css/upload.css

#uploadform {
  max-width: 60%;
  margin-top: 3em;
  margin-left: 1em;
  margin-right: 1em;
  padding: 1em;
  z-index: 10;
  border: 3px solid black;
  background-color: #f1f1f1;
  border-spacing: 0;
  border-collapse: collapse;
  clear: both;
  position: relative;
}

.uploadform-field {
  margin: 0;
  padding: 1em 0em 1em 0em;
}

input[type=text], select {
  width: 100%;
  padding: 1em 3em;
  padding-left: 0.5em;
  margin: 1em 0;
  display: inline-block;
  border: 1px solid #ccc;
  box-sizing: border-box;
}

input[type="file"] {
  width: 100%;
  background-color: #F1F1F1;
  z-index: -1;
  border: none;
  margin: 1em 0;
  font-size: 17px;
  color: black;
  cursor: pointer;
}


input[type=submit] {
  background-color: #DD4F77;
  text-align: right;
  color: white;
  padding: 1em 3em;
  border: none;
  cursor: pointer;
}

input[type=submit]:hover {
  background-color: #404d81;
}

fieldset{
  border:0 none;
  padding-top: 0em;
  padding-left: 0em;
}
@media only screen and (min-device-width: 320px) and (max-device-width: 480px)  {
  #uploadform {
      max-width: 100%;
  }
}