.custom-file-upload {
  position: relative;
  display: inline-block;
}

.custom-file-upload input[type='file'] {
  position: absolute;
  opacity: 0;
  height: 100%;
  width: 100%;
}

.centered {
  position: absolute;
  top: 30%;
  left: 80%;
  transform: translate(-30%, -80%);
}