+span.addr { } /* Address (Ad). */
+span.arg { font-style: italic; } /* Command argument (Ar). */
+span.author { } /* Author name (An). */
+span.cmd { font-weight: bold; } /* Command (Cm). */
+span.config { font-weight: bold; } /* Config statement (Cd). */
+span.define { } /* Defines (Dv). */
+span.desc { } /* Nd. After em-dash. */
+span.diag { font-weight: bold; } /* Diagnostic (Bl -diag). */
+span.emph { font-style: italic; } /* Emphasis (Em). */
+span.env { } /* Environment variables (Ev). */
+span.errno { } /* Error string (Er). */
+span.farg { font-style: italic; } /* Function argument (Fa, Fn). */
+span.file { font-style: italic; } /* File (Pa). */
+span.flag { font-weight: bold; } /* Flag (Fl, Cm). */
+span.fname { font-weight: bold; } /* Function name (Fa, Fn, Rv). */
+span.ftype { font-style: italic; } /* Function types (Ft, Fn). */
+span.includes { font-weight: bold; } /* Header includes (In). */
+span.lib { } /* Library (Lb). */
+span.lit { font-family: monospace; } /* Literals (Bf -literal). */
+span.macro { font-weight: bold; } /* Macro-ish thing (Fd). */
+span.name { color: #003333; font-weight: bold; } /* Name of utility (Nm). */
+span.opt { } /* Options (Op, Oo/Oc). */
+span.ref { } /* Citations (Rs). */
+span.ref-auth { } /* Reference author (%A). */
+span.ref-book { font-style: italic; } /* Reference book (%B). */
+span.ref-city { } /* Reference city (%C). */
+span.ref-date { } /* Reference date (%D). */
+span.ref-issue { font-style: italic; } /* Reference issuer/publisher (%I). */
+span.ref-jrnl { font-style: italic; } /* Reference journal (%J). */
+span.ref-num { } /* Reference number (%N). */
+span.ref-opt { } /* Reference optionals (%O). */
+span.ref-page { } /* Reference page (%P). */
+span.ref-corp { } /* Reference corporate/foreign author (%Q). */
+span.ref-rep { } /* Reference report (%R). */
+span.ref-title { } /* Reference title (%T). */
+span.ref-vol { } /* Reference volume (%V). */
+span.symb { font-weight: bold; } /* Symbols. */
+span.type { font-style: italic; } /* Variable types (Vt). */
+span.unix { } /* Unices (Ux, Ox, Nx, Fx, Bx, Bsx, Dx). */
+span.utility { font-weight: bold; } /* Name of utility (Ex). */
+span.var { font-weight: bold; } /* Variables (Rv). */