body
{  counter-reset     : Level1;
   max-width         : 60em;
   margin            : auto;
}

H1:before
{  content: counter(Level1) ". ";
   counter-increment : Level1;
}

H1
{  counter-reset     : Level2;
}

H2:before
{  content: counter(Level1) "." counter(Level2) ". ";
   counter-increment : Level2;
}

H2
{  counter-reset     : Level3;
}

H3:before
{  content: counter(Level1) "." counter(Level2) "." counter(Level3) ". ";
   counter-increment : Level3;
}

H3
{  counter-reset     : Level4;
}

H4:before
{  content: counter(Level1) "." counter(Level2) "." counter(Level3) "." counter(Level4) ". ";
   counter-increment : Level4;
}

p
{  margin-bottom : 0px;
}

pre
{  border      : 1px solid;
   font-family : "courier new", monospace;
   font-size   : 1 em;
   background  : rgb(240,240,255);
   margin      : 5px 5px 5px 5px;
   padding     : 0px 5px 0px 5px;
}

table
{  margin        : 0px;
   padding       : 0px;
   background    : yellow;
   cellspacing   : 0px;
   border-collapse : collapse;
}

tr
{  margin  : 0px;
   padding : 0px;
}

td
{  vertical-align: top;
   text-align    : left;
   margin        : 0px;
   padding       : 0px 5px 0px 5px;
   border        : solid 1px;
   background    : rgb(240,240,240);
}

td.header
{  text-align    : center;
   background    : rgb(255,240,240);
}

td.Numeric
{  text-align    : right;
}

ul,ol
{  margin-top    : 0px;
   margin-left   : 0px;
   padding       : 0px;
   margin-bottom : 0px;
}

li
{  margin-left : 30px;
   padding     : 0px;
}

div.columns
{  /* Several browsers need a prefix for the column attributes. */

   /* Chrome, Safari, Opera */
   -webkit-column-count   : 2;
   -webkit-column-gap     : 2em;
   -webkit-column-rule    : 1px solid blue;
   -webkit-column-width   : 15em;

    /* Firefox */
   -moz-column-count : 2;
   -moz-column-gap   : 2em;
   -moz-column-rule  : 1px solid blue;
   -moz-column-width : 15em;

   /* Others */
   column-count : 2;
   column-gap   : 2em;
   column-rule  : 4px solid blue;
   column-width : 15em;

   text-align   : justify;
}

div.image
{  display : inline-block;
}
div.caption
{  text-align : center;
}

dt
{  font-weight : bold;
   margin-top  : 0.5em;
}
dd
{  margin-top  : 0.5em;
}

figcaption
{  text-align:center;
}