Update extra.css with stuff from osg docs

Author: djw8605

docs/css/extra.css

@@ -18,4 +18,83 @@ div.col-md-9 h1:first-of-type .headerlink {
 
 code.no-highlight {
     color: black;
-}
+}
+
+.codehilite{
+          width:100%;
+          height: auto;
+          overflow: auto;
+          margin-bottom: 24px;
+        }
+
+.codehilite .hll { background-color: #ffffcc }
+.codehilite  { background: #f0f0f0; }
+.codehilite .c { color: #60a0b0; font-style: italic } /* Comment */
+.codehilite .err { border: 1px solid #FF0000 } /* Error */
+.codehilite .k { color: #007020; font-weight: bold } /* Keyword */
+.codehilite .o { color: #666666 } /* Operator */
+.codehilite .cm { color: #60a0b0; font-style: italic } /* Comment.Multiline */
+.codehilite .cp { color: #007020 } /* Comment.Preproc */
+.codehilite .c1 { color: #60a0b0; font-style: italic } /* Comment.Single */
+.codehilite .cs { color: #60a0b0; background-color: #fff0f0 } /* Comment.Special */
+.codehilite .gd { color: #A00000 } /* Generic.Deleted */
+.codehilite .ge { font-style: italic } /* Generic.Emph */
+.codehilite .gr { color: #FF0000 } /* Generic.Error */
+.codehilite .gh { color: #000080; font-weight: bold } /* Generic.Heading */
+.codehilite .gi { color: #00A000 } /* Generic.Inserted */
+.codehilite .go { color: #808080 } /* Generic.Output */
+.codehilite .gp { color: #c65d09; font-weight: bold } /* Generic.Prompt */
+.codehilite .gs { font-weight: bold } /* Generic.Strong */
+.codehilite .gu { color: #800080; font-weight: bold } /* Generic.Subheading */
+.codehilite .gt { color: #0040D0 } /* Generic.Traceback */
+.codehilite .kc { color: #007020; font-weight: bold } /* Keyword.Constant */
+.codehilite .kd { color: #007020; font-weight: bold } /* Keyword.Declaration */
+.codehilite .kn { color: #007020; font-weight: bold } /* Keyword.Namespace */
+.codehilite .kp { color: #007020 } /* Keyword.Pseudo */
+.codehilite .kr { color: #007020; font-weight: bold } /* Keyword.Reserved */
+.codehilite .kt { color: #902000 } /* Keyword.Type */
+.codehilite .m { color: #40a070 } /* Literal.Number */
+.codehilite .s { color: #4070a0 } /* Literal.String */
+.codehilite .na { color: #4070a0 } /* Name.Attribute */
+.codehilite .nb { color: #007020 } /* Name.Builtin */
+.codehilite .nc { color: #0e84b5; font-weight: bold } /* Name.Class */
+.codehilite .no { color: #60add5 } /* Name.Constant */
+.codehilite .nd { color: #555555; font-weight: bold } /* Name.Decorator */
+.codehilite .ni { color: #d55537; font-weight: bold } /* Name.Entity */
+.codehilite .ne { color: #007020 } /* Name.Exception */
+.codehilite .nf { color: #06287e } /* Name.Function */
+.codehilite .nl { color: #002070; font-weight: bold } /* Name.Label */
+.codehilite .nn { color: #0e84b5; font-weight: bold } /* Name.Namespace */
+.codehilite .nt { color: #062873; font-weight: bold } /* Name.Tag */
+.codehilite .nv { color: #bb60d5 } /* Name.Variable */
+.codehilite .ow { color: #007020; font-weight: bold } /* Operator.Word */
+.codehilite .w { color: #bbbbbb } /* Text.Whitespace */
+.codehilite .mf { color: #40a070 } /* Literal.Number.Float */
+.codehilite .mh { color: #40a070 } /* Literal.Number.Hex */
+.codehilite .mi { color: #40a070 } /* Literal.Number.Integer */
+.codehilite .mo { color: #40a070 } /* Literal.Number.Oct */
+.codehilite .sb { color: #4070a0 } /* Literal.String.Backtick */
+.codehilite .sc { color: #4070a0 } /* Literal.String.Char */
+.codehilite .sd { color: #4070a0; font-style: italic } /* Literal.String.Doc */
+.codehilite .s2 { color: #4070a0 } /* Literal.String.Double */
+.codehilite .se { color: #4070a0; font-weight: bold } /* Literal.String.Escape */
+.codehilite .sh { color: #4070a0 } /* Literal.String.Heredoc */
+.codehilite .si { color: #70a0d0; font-style: italic } /* Literal.String.Interpol */
+.codehilite .sx { color: #c65d09 } /* Literal.String.Other */
+.codehilite .sr { color: #235388 } /* Literal.String.Regex */
+.codehilite .s1 { color: #4070a0 } /* Literal.String.Single */
+.codehilite .ss { color: #517918 } /* Literal.String.Symbol */
+.codehilite .bp { color: #007020 } /* Name.Builtin.Pseudo */
+.codehilite .vc { color: #bb60d5 } /* Name.Variable.Class */
+.codehilite .vg { color: #bb60d5 } /* Name.Variable.Global */
+.codehilite .vi { color: #bb60d5 } /* Name.Variable.Instance */
+.codehilite .il { color: #40a070 } /* Literal.Number.Integer.Long */
+
+.wy-nav-content {
+    max-width: 90%;
+}
+
+code, tt {
+    font-size: 100%;
+}
+