not yet finished cascading stylesheet

css/read_body.css

@@ -0,0 +1,29 @@
+.rb_hv {
+   font-weight:bold;
+   color: red;
+   width:80%;
+   text-align:left;
+   vertical-align:top;
+   padding-left:5px;
+   background:999999;
+}
+.rb_hk {
+   font-weight:bold;
+   width:10%;
+   text-align:right;
+   vertical-align:top;      
+   padding-right:10px;
+   margin:5px;
+   padding:5px;
+   border-right:solid;
+}
+.rb_env {
+   border:solid;
+   border-color:blue;
+}
+
+.rb_tools {
+   border:solid;
+   border-color:green;
+   width:100%;
+}