.tex sub, .latex sub,.latex2 sub,.latex2 eps{
    font-size: 1.0em;
    text-transform: uppercase;
    vertical-align: -0.5ex;
    margin-left: -0.1667em;
    margin-right: -0.125em;
    line-height: 0;
    bottom: 0;
}

.latex sup, .latex2 sup{
    font-size: 0.85em;
    text-transform: uppercase;
    vertical-align: 0.15em;
    margin-left: -0.36em;
    margin-right: -0.15em;
    top : 0;
}

.navbar-nav .latex sup {
    margin-left: -0.26em;
    margin-right: -0.12em;
}

.navbar-nav .latex sub {
    margin-right: -0.05em;
}