.tex sub, .latex sub, .latex sup {
      text-transform: uppercase;
    }

    .tex sub, .latex sub {
      vertical-align: -0.5ex;
      margin-left: -0.1667em;
      margin-right: -0.125em;
    }

    .tex, .latex, .tex sub, .latex sub {
      font-size: 1em;
    }

    .latex sup {
      font-size: 0.85em;
      vertical-align: 0.15em;
      margin-left: -0.36em;
      margin-right: -0.15em;
    }