div.book, div.part, div.chapter, div.preface, div.section, div.refentry, div.appendix, div.index, div.article, div.glossary {
    margin-left:3%;
    margin-right:3%;
}

/* Header definitions */
h1, h2, h3, h4, h5, h6 { 
    font-weight: bold; 
    color: #3275cb; 
}

/* Program listings */
pre.programlisting { 
    background-color: #e4f5ff; 
    border: 1px solid #cccccc;
    padding: 1ex 1em 1ex 1em;
    text-align:left;
}

/* Images are drawn without any border */
img { border: 0; }
a img { border: 0; }

div.table-contents { border-width: 1px 1px 1px 1px;
	             border-spacing: 1px;
	             border-style:  none none none none;
	             border-color: gray gray gray gray;
	             border-collapse: separate;
                   }

div.table-contents th {
    border-width: 1px 1px 1px 1px;
    padding: 2px 2px 3px 3px;
    border-style: none none none none;
    border-color: gray gray gray gray;
    background-color: #e4f5ff;
}

div.table-contents td {
    border-width: 1px 1px 1px 1px;
    padding: 2px 2px 3px 3px;
    border-style: none none none none;
    border-color: gray gray gray gray;
    background-color: #e4f5ff;
}

div.informaltable {
    border-width: 1px 1px 1px 1px;
    border-spacing: 1px;
    border-style:  none none none none;
    border-color: gray gray gray gray;
    border-collapse: separate;
}

div.informaltable th {
    border-width: 1px 1px 1px 1px;
    padding: 2px 2px 3px 3px;
    border-style: none none none none;
    border-color: gray gray gray gray;
    background-color: #e4f5ff;
}

div.informaltable td {
    border-width: 1px 1px 1px 1px;
    padding: 2px 2px 3px 3px;
    border-style: none none none none;
    border-color: gray gray gray gray;
    background-color: #e4f5ff;
}


div.equation {
    text-align: center;
}

div.informalequation {
    text-align: center;
}

.figure {
    text-align:center;
}