.ibox-content-upload {
  width: 56px;
  height: 32px;
  position: relative;
  margin-left: 10px;
  display: inline-block;
  margin-right: 10px;
}
.ibox-content-upload > input {
  width: 56px;
  height: 32px;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 999;
  opacity: 0;
}