.files_icons_pdf,
.files_icons_excel,
.files_icons_mp3 {
  background: left 2px no-repeat;
  background-size: 20px;
  padding-left: 30px;
  display: block;
  line-height: 25px;
}
body.rtl .files_icons_pdf,
body.rtl .files_icons_excel,
body.rtl .files_icons_mp3 {
  background-position: right;
  padding-left: 0px;
  padding-right: 30px;
}