Redesign of the tooling, and new styling for manual pages.

This should get us much much closer to proper conformant CSS, and legal
HTML5.  It also gets rid of some dodgy styling around the old fonts.
Finally, we generate the table of contents for all man pages now.

This is a rought draft.

1 files changed, 494 insertions, 0 deletions

diff --git a/nn.css b/nn.css
new file mode 100644
index 00000000..1ae98ce5
--- /dev/null
+++ b/nn.css
@@ -0,0 +1,494 @@
+/*
+ * Modified from github.com/darshandsoni/asciidoctor-skins/css/boot-paper.css
+ * Based on Paper from Bootswatch (http://bootswatch.com/paper/)
+ * Significantly hand-edited by Garrett D'Amore for nanomsg uses, it
+ * bears little resemblance to the original.
+ *
+ * The original files were Copyright 2016 Darshan Soni.
+ * This file is Copyright 2020 Garrett D'Amore.
+ * 
+ * The license for the original, as well as this file, is the MIT license.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+@import url("https://fonts.googleapis.com/css?family=Roboto:300,400,500,700&display=swap");
+@import url("https://fonts.googleapis.com/css?family=Open+Sans&display=swap");
+@import url("https://fonts.googleapis.com/css?family=Inconsolata&display=swap");
+@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css");
+
+/* This styling is used for our nanomsg specific headers. */
+
+.nn-nav-link:hover {
+        text-decoration: underline;
+}
+
+a.nn-nav-link {
+        text-decoration: none;
+}
+
+.nn-nav-item {
+        text-decoration: none;
+        font-family: 'Roboto', 'Trebuchet MS', sans-serif;
+        display: inline-flex;
+        margin-left: 1.5em;
+        text-align: right;
+}
+
+.nn-header, .nn-footer {
+        width: 100%;
+        background: #e0e0e0;
+}
+
+.nn-footer-inner {
+        text-align: right;
+        font-family: 'Roboto', 'Trebuchet MS', sans-serif;
+        font-style: italic;
+        margin: auto;
+        line-height: 1.6;
+}
+
+.nn-header-inner, .nn-footer-inner {
+        max-width: 62.5em;
+        padding: 1em;
+        width: 100%;
+}
+
+.nn-header-inner {
+        display: flex;
+        align-items: center;
+        margin: auto;
+}
+
+.nn-nav-menu {
+        margin-top: 0;
+        margin-bottom: 0;
+        display: inline-flex;
+        flex-direction: row;
+        flex-wrap: wrap;
+        justify-content: flex-end;
+        margin-left: auto;
+        font-size: 1.2em;
+        vertical-align: middle;
+        align-content: center;
+}
+
+.nn-logo {
+        font-size: 2.5em;
+        color: black;
+        font-family: 'Roboto', 'Trebuchet MS', sans-serif;
+        font-weight: normal;
+        text-decoration: none;
+        flex: 0 0;
+}
+
+.nn-tan {
+        color: #ba5836;
+}
+
+.nn-black {
+        color: rgba(0, 0, 0, 0.8);
+}
+
+/* document body (contains all content) */
+
+body {
+        font-family: 'Roboto', 'Trebuchet MS', sans-serif;
+        line-height: 1.846;
+        color: #666666;
+        background-color: #ffffff;
+}
+
+/* document header (contains title etc) */
+
+#header, #content {
+        width: 100%;
+        max-width: 62.5em;
+        margin: auto;
+}
+
+/* headings */
+
+h2, h3, h4, h5, h6 {
+        font-family: inherit;
+        font-weight: 400;
+        line-height: 1.1;
+        color: #ba5836;
+}
+
+h1 {
+        font-size: 2.75em;
+        font-weight: 400;
+        font-family: 'Open Sans';
+        color: rgba(0, 0, 0, 0.7);
+}
+
+h2 {
+        font-size: 2.3em;
+}
+
+h3 {
+        font-size: 1.6875em;
+}
+
+h4 {
+        font-size: 1.4375em;
+}
+
+h5 {
+        font-size: 1.2em;
+}
+
+h6 {
+        font-size: 1.1em;
+}
+
+a:hover {
+        text-decoration: underline;
+}
+
+a {
+        text-decoration: none;
+        color: #2156a5;
+}
+
+/* plain paragraph text */
+
+p {
+        font-size: 1.0625rem;
+}
+
+/* blockquote text TODO: review these - they seem too absolute */
+
+blockquote {
+        font-size: 1.0625rem;
+        padding: 11.5px 23px;
+        margin: 0 0 23px;
+        border-left: 5px solid #eeeeee;
+}
+
+blockquote p:last-child, blockquote ul:last-child, blockquote ol:last-child {
+        margin-bottom: 0;
+}
+
+.blockquote-reverse, blockquote.pull-right {
+        padding-right: 15px;
+        padding-left: 0;
+        border-right: 5px solid #eeeeee;
+        border-left: 0;
+        text-align: right;
+}
+
+.blockquote-reverse footer:before, blockquote.pull-right footer:before, .blockquote-reverse small:before, blockquote.pull-right small:before, .blockquote-reverse .small:before, blockquote.pull-right .small:before {
+        content: '';
+}
+
+.blockquote-reverse footer:after, blockquote.pull-right footer:after, .blockquote-reverse small:after, blockquote.pull-right small:after, .blockquote-reverse .small:after, blockquote.pull-right .small:after {
+        content: '\00A0 \2014';
+}
+
+/* blockquote attribution text */
+
+.attribution, .cite, blockquote footer, blockquote small, blockquote .small {
+        display: block;
+        /*   font-size: 80%; */
+        line-height: 1.846;
+        color: #bbbbbb;
+}
+
+.attribution:before, blockquote footer:before, blockquote small:before, blockquote .small:before {
+        content: '\2014 \00A0';
+}
+
+/* unordered list */
+
+ul, ol {
+        margin-top: 0;
+        margin-bottom: 11.5px;
+}
+
+ul ul, ol ul, ul ol, ol ol {
+        margin-bottom: 0;
+}
+
+/* horizontal rules */
+
+hr {
+        border: 0;
+        border-top: 1px solid #eeeeee;
+}
+
+/* table */
+
+table {
+        background-color: #fff;
+        border: solid 1px #dedede;
+        width: 100%;
+        max-width: 100%;
+        margin-bottom: 1.4em;
+        border-collapse: collapse;
+}
+
+table col[class*="col-"] {
+        position: static;
+        float: none;
+        display: table-column;
+}
+
+table td[class*="col-"], table th[class*="col-"] {
+        position: static;
+        float: none;
+        display: table-cell;
+}
+
+/* table caption */
+
+caption {
+        padding-top: .5em;
+        padding-bottom: .5em;
+        ;
+        color: #bbbbbb;
+        text-align: left;
+}
+
+/* table header row */
+
+thead {
+        border-bottom: 2px solid #dddddd;
+}
+
+/* table header cell */
+
+th {
+        text-align: left;
+        padding-left: .5em;
+}
+
+/* table footer */
+
+tfoot {
+        color: #807F81;
+        border-top: 1px solid #dddddd;
+}
+
+/* table cell */
+
+td {
+        border-top: 1px solid #dddddd;
+}
+
+td p {
+        margin: auto;
+        padding: .5em;
+}
+
+/* table body */
+
+tbody>tr:nth-of-type(odd) {
+        background-color: #f9f9f9;
+}
+
+tbody>tr:hover {
+        background-color: #f5f5f5;
+}
+
+/* inline code */
+
+code, kbd, pre, samp {
+        font-family: 'Inconsolata', 'Consolas', monospace;
+}
+
+pre.highlight {
+        background-color: lightblue;
+        border-radius: .5em;
+        border: 1px solid #cccccc;
+}
+
+kbd {
+        padding: 2px 4px;
+        font-size: 90%;
+        color: #ffffff;
+        background-color: #333333;
+        border-radius: 3px;
+        -webkit-box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.25);
+        box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.25);
+}
+
+kbd kbd {
+        padding: 0;
+        font-size: 100%;
+        font-weight: bold;
+        -webkit-box-shadow: none;
+        box-shadow: none;
+}
+
+pre {
+        display: block;
+        padding: .7em;
+        margin: 0 0 .7em;
+        word-break: break-all;
+        word-wrap: break-word;
+}
+
+/* icon font admonitions */
+
+.admonitionblock>table {
+        border-collapse: separate;
+        border: 0;
+        background: none;
+        width: 100%
+}
+
+.admonitionblock>table td.icon {
+        text-align: center;
+        padding: 0.5em;
+        width: 4em;
+        border-top: none
+}
+
+.admonitionblock>table td.icon img {
+        max-width: none
+}
+
+.admonitionblock>table td.icon .title {
+        font-weight: bold;
+        font-family: "Open Sans", sans-serif;
+        text-transform: uppercase
+}
+
+.admonitionblock>table td.content {
+        padding-left: 1.125em;
+        padding-right: 1.25em;
+        border-left: 1px solid #dddddf;
+        color: rgba(0, 0, 0, .6);
+        border-top: none;
+        font-size: 1.0625em;
+}
+
+.admonitionblock>table td.content>:last-child>:last-child {
+        margin-bottom: 0
+}
+
+span.icon>.fa {
+        cursor: default
+}
+
+a span.icon>.fa {
+        cursor: inherit
+}
+
+.admonitionblock td.icon [class^="fa icon-"] {
+        font-size: 2.5em;
+        text-shadow: 1px 1px 2px rgba(0, 0, 0, .5);
+        cursor: default
+}
+
+.admonitionblock td.icon .icon-note::before {
+        content: "\f05a";
+        color: #19407c
+}
+
+.admonitionblock td.icon .icon-tip::before {
+        content: "\f0eb";
+        text-shadow: 1px 1px 2px rgba(155, 155, 0, .8);
+        color: #111
+}
+
+.admonitionblock td.icon .icon-warning::before {
+        content: "\f071";
+        color: #bf6900
+}
+
+.admonitionblock td.icon .icon-caution::before {
+        content: "\f06d";
+        color: #bf3400
+}
+
+.admonitionblock td.icon .icon-important::before {
+        content: "\f06a";
+        color: #bf0000
+}
+
+/* image */
+
+img {
+        max-width: 100%;
+        vertical-align: middle;
+}
+
+/* footer section */
+
+#footer {
+        margin-top: 22px;
+        padding: 14px 16px;
+        color: #666666;
+        background-color: #ffffff;
+}
+
+/* responsiveness fixes */
+
+video {
+        max-width: 100%;
+}
+
+/* table of Contents sidebar */
+
+.toc2 .toc2 {
+        top: 6em;
+        left: 0;
+        padding: 1.25em 1em;
+        position: fixed;
+        display: flex;
+        flex-direction: column;
+}
+
+@media screen and (maxwidth: 768px) {
+        .toc2 {
+                visibility: hidden;
+        }
+        #toc.toc2 ul {
+                visibility: hidden;
+        }
+}
+
+#toc.toc2 ul {
+        font-size: .95em;
+        margin-bottom: 0;
+        padding-left: 0;
+        display: block;
+        list-style: none;
+}
+
+#toc.toc2 ul ul li {
+        padding-left: 1em;
+}
+
+#toctitle {
+        color: #ba5836;
+}
+
+/* only show the table of contents on screens wide enough to have room */
+
+@media all and (max-width: 92em) {
+        #toctitle {
+                visibility: hidden;
+        }
+        #toc.toc2 ul {
+                visibility: hidden;
+        }
+}