Annotation of html5/spec-author-view/the-h5-element.html, revision 1.1

1.1     ! mike        1: <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html lang="en-US-x-Hixie"><meta content="text/html; charset=utf-8" http-equiv="Content-Type"><title>4.4.6 The h1, h2, h3, h4, h5, and h6 elements &mdash; HTML5 (Edition for Web Authors)</title><meta content="width=device-width;" name="viewport"><meta content="IE=edge,chrome=1" http-equiv="X-UA-Compatible"><link href="whatwg.css" rel="stylesheet"><style type="text/css">
        !             2:    pre { margin-left: 2em; white-space: pre-wrap; }
        !             3:    h2 { margin: 3em 0 1em 0; }
        !             4:    h3 { margin: 2.5em 0 1em 0; }
        !             5:    h4 { margin: 2.5em 0 0.75em 0; }
        !             6:    h5, h6 { margin: 2.5em 0 1em; }
        !             7:    h1 + h2, h1 + h2 + h2 { margin: 0.75em 0 0.75em; }
        !             8:    h2 + h3, h3 + h4, h4 + h5, h5 + h6 { margin-top: 0.5em; }
        !             9:    p { margin: 1em 0; }
        !            10:    hr:not(.top) { display: block; background: none; border: none; padding: 0; margin: 2em 0; height: auto; }
        !            11:    dl, dd { margin-top: 0; margin-bottom: 0; }
        !            12:    dt { margin-top: 0.75em; margin-bottom: 0.25em; clear: left; }
        !            13:    dt + dt { margin-top: 0; }
        !            14:    dd dt { margin-top: 0.25em; margin-bottom: 0; }
        !            15:    dd p { margin-top: 0; }
        !            16:    dd dl + p { margin-top: 1em; }
        !            17:    dd table + p { margin-top: 1em; }
        !            18:    p + * > li, dd li { margin: 1em 0; }
        !            19:    dt, dfn { font-weight: bold; font-style: normal; }
        !            20:    dt dfn { font-style: italic; }
        !            21:    pre, code { font-size: inherit; font-family: monospace; font-variant: normal; }
        !            22:    pre strong { color: black; font: inherit; font-weight: bold; background: yellow; }
        !            23:    pre em { font-weight: bolder; font-style: normal; }
        !            24:    @media screen { code { color: orangered; } code :link, code :visited { color: inherit; } }
        !            25:    var sub { vertical-align: bottom; font-size: smaller; position: relative; top: 0.1em; }
        !            26:    table { border-collapse: collapse; border-style: hidden hidden none hidden; }
        !            27:    table thead, table tbody { border-bottom: solid; }
        !            28:    table tbody th:first-child { border-left: solid; }
        !            29:    table tbody th { text-align: left; }
        !            30:    table td, table th { border-left: solid; border-right: solid; border-bottom: solid thin; vertical-align: top; padding: 0.2em; }
        !            31:    blockquote { margin: 0 0 0 2em; border: 0; padding: 0; font-style: italic; }
        !            32: 
        !            33:    .bad, .bad *:not(.XXX) { color: gray; border-color: gray; background: transparent; }
        !            34:    .matrix, .matrix td { border: none; text-align: right; }
        !            35:    .matrix { margin-left: 2em; }
        !            36:    .dice-example { border-collapse: collapse; border-style: hidden solid solid hidden; border-width: thin; margin-left: 3em; }
        !            37:    .dice-example caption { width: 30em; font-size: smaller; font-style: italic; padding: 0.75em 0; text-align: left; }
        !            38:    .dice-example td, .dice-example th { border: solid thin; width: 1.35em; height: 1.05em; text-align: center; padding: 0; }
        !            39: 
        !            40:    .toc dfn, h1 dfn, h2 dfn, h3 dfn, h4 dfn, h5 dfn, h6 dfn { font: inherit; }
        !            41:    img.extra { float: right; }
        !            42:    pre.idl { border: solid thin; background: #EEEEEE; color: black; padding: 0.5em 1em; }
        !            43:    pre.idl :link, pre.idl :visited { color: inherit; background: transparent; }
        !            44:    pre.css { border: solid thin; background: #FFFFEE; color: black; padding: 0.5em 1em; }
        !            45:    pre.css:first-line { color: #AAAA50; }
        !            46:    dl.domintro { color: green; margin: 2em 0 2em 2em; padding: 0.5em 1em; border: none; background: #DDFFDD; }
        !            47:    hr + dl.domintro, div.impl + dl.domintro { margin-top: 2.5em; margin-bottom: 1.5em; }
        !            48:    dl.domintro dt, dl.domintro dt * { color: black; text-decoration: none; }
        !            49:    dl.domintro dd { margin: 0.5em 0 1em 2em; padding: 0; }
        !            50:    dl.domintro dd p { margin: 0.5em 0; }
        !            51:    dl.switch { padding-left: 2em; }
        !            52:    dl.switch > dt { text-indent: -1.5em; }
        !            53:    dl.switch > dt:before { content: '\21AA'; padding: 0 0.5em 0 0; display: inline-block; width: 1em; text-align: right; line-height: 0.5em; }
        !            54:    dl.triple { padding: 0 0 0 1em; }
        !            55:    dl.triple dt, dl.triple dd { margin: 0; display: inline }
        !            56:    dl.triple dt:after { content: ':'; }
        !            57:    dl.triple dd:after { content: '\A'; white-space: pre; }
        !            58:    .diff-old { text-decoration: line-through; color: silver; background: transparent; }
        !            59:    .diff-chg, .diff-new { text-decoration: underline; color: green; background: transparent; }
        !            60:    a .diff-new { border-bottom: 1px blue solid; }
        !            61: 
        !            62:    h2 { page-break-before: always; }
        !            63:    h1, h2, h3, h4, h5, h6 { page-break-after: avoid; }
        !            64:    h1 + h2, hr + h2.no-toc { page-break-before: auto; }
        !            65: 
        !            66:    p  > span:not([title=""]):not([class="XXX"]):not([class="impl"]):not([class="note"]),
        !            67:    li > span:not([title=""]):not([class="XXX"]):not([class="impl"]):not([class="note"]), { border-bottom: solid #9999CC; }
        !            68: 
        !            69:    div.head { margin: 0 0 1em; padding: 1em 0 0 0; }
        !            70:    div.head p { margin: 0; }
        !            71:    div.head h1 { margin: 0; }
        !            72:    div.head .logo { float: right; margin: 0 1em; }
        !            73:    div.head .logo img { border: none } /* remove border from top image */
        !            74:    div.head dl { margin: 1em 0; }
        !            75:    div.head p.copyright, div.head p.alt { font-size: x-small; font-style: oblique; margin: 0; }
        !            76: 
        !            77:    body > .toc > li { margin-top: 1em; margin-bottom: 1em; }
        !            78:    body > .toc.brief > li { margin-top: 0.35em; margin-bottom: 0.35em; }
        !            79:    body > .toc > li > * { margin-bottom: 0.5em; }
        !            80:    body > .toc > li > * > li > * { margin-bottom: 0.25em; }
        !            81:    .toc, .toc li { list-style: none; }
        !            82: 
        !            83:    .brief { margin-top: 1em; margin-bottom: 1em; line-height: 1.1; }
        !            84:    .brief li { margin: 0; padding: 0; }
        !            85:    .brief li p { margin: 0; padding: 0; }
        !            86: 
        !            87:    .category-list { margin-top: -0.75em; margin-bottom: 1em; line-height: 1.5; }
        !            88:    .category-list::before { content: '\21D2\A0'; font-size: 1.2em; font-weight: 900; }
        !            89:    .category-list li { display: inline; }
        !            90:    .category-list li:not(:last-child)::after { content: ', '; }
        !            91:    .category-list li > span, .category-list li > a { text-transform: lowercase; }
        !            92:    .category-list li * { text-transform: none; } /* don't affect <code> nested in <a> */
        !            93: 
        !            94:    .XXX { color: #E50000; background: white; border: solid red; padding: 0.5em; margin: 1em 0; }
        !            95:    .XXX > :first-child { margin-top: 0; }
        !            96:    p .XXX { line-height: 3em; }
        !            97:    .annotation { border: solid thin black; background: #0C479D; color: white; position: relative; margin: 8px 0 20px 0; }
        !            98:    .annotation:before { position: absolute; left: 0; top: 0; width: 100%; height: 100%; margin: 6px -6px -6px 6px; background: #333333; z-index: -1; content: ''; }
        !            99:    .annotation :link, .annotation :visited { color: inherit; }
        !           100:    .annotation :link:hover, .annotation :visited:hover { background: transparent; }
        !           101:    .annotation span { border: none ! important; }
        !           102:    .note { color: green; background: transparent; font-family: sans-serif; }
        !           103:    .warning { color: red; background: transparent; }
        !           104:    .note, .warning { font-weight: bolder; font-style: italic; }
        !           105:    p.note, div.note { padding: 0.5em 2em; }
        !           106:    span.note { padding: 0 2em; }
        !           107:    .note p:first-child, .warning p:first-child { margin-top: 0; }
        !           108:    .note p:last-child, .warning p:last-child { margin-bottom: 0; }
        !           109:    .warning:before { font-style: normal; }
        !           110:    p.note:before { content: 'Note: '; }
        !           111:    p.warning:before { content: '\26A0 Warning! '; }
        !           112: 
        !           113:    .bookkeeping:before { display: block; content: 'Bookkeeping details'; font-weight: bolder; font-style: italic; }
        !           114:    .bookkeeping { font-size: 0.8em; margin: 2em 0; }
        !           115:    .bookkeeping p { margin: 0.5em 2em; display: list-item; list-style: square; }
        !           116:    .bookkeeping dt { margin: 0.5em 2em 0; }
        !           117:    .bookkeeping dd { margin: 0 3em 0.5em; }
        !           118: 
        !           119:    h4 { position: relative; z-index: 3; }
        !           120:    h4 + .element, h4 + div + .element { margin-top: -2.5em; padding-top: 2em; }
        !           121:    .element {
        !           122:      background: #EEEEFF;
        !           123:      color: black;
        !           124:      margin: 0 0 1em 0.15em;
        !           125:      padding: 0 1em 0.25em 0.75em;
        !           126:      border-left: solid #9999FF 0.25em;
        !           127:      position: relative;
        !           128:      z-index: 1;
        !           129:    }
        !           130:    .element:before {
        !           131:      position: absolute;
        !           132:      z-index: 2;
        !           133:      top: 0;
        !           134:      left: -1.15em;
        !           135:      height: 2em;
        !           136:      width: 0.9em;
        !           137:      background: #EEEEFF;
        !           138:      content: ' ';
        !           139:      border-style: none none solid solid;
        !           140:      border-color: #9999FF;
        !           141:      border-width: 0.25em;
        !           142:    }
        !           143: 
        !           144:    .example { display: block; color: #222222; background: #FCFCFC; border-left: double; margin-left: 2em; padding-left: 1em; }
        !           145:    td > .example:only-child { margin: 0 0 0 0.1em; }
        !           146: 
        !           147:    ul.domTree, ul.domTree ul { padding: 0 0 0 1em; margin: 0; }
        !           148:    ul.domTree li { padding: 0; margin: 0; list-style: none; position: relative; }
        !           149:    ul.domTree li li { list-style: none; }
        !           150:    ul.domTree li:first-child::before { position: absolute; top: 0; height: 0.6em; left: -0.75em; width: 0.5em; border-style: none none solid solid; content: ''; border-width: 0.1em; }
        !           151:    ul.domTree li:not(:last-child)::after { position: absolute; top: 0; bottom: -0.6em; left: -0.75em; width: 0.5em; border-style: none none solid solid; content: ''; border-width: 0.1em; }
        !           152:    ul.domTree span { font-style: italic; font-family: serif; }
        !           153:    ul.domTree .t1 code { color: purple; font-weight: bold; }
        !           154:    ul.domTree .t2 { font-style: normal; font-family: monospace; }
        !           155:    ul.domTree .t2 .name { color: black; font-weight: bold; }
        !           156:    ul.domTree .t2 .value { color: blue; font-weight: normal; }
        !           157:    ul.domTree .t3 code, .domTree .t4 code, .domTree .t5 code { color: gray; }
        !           158:    ul.domTree .t7 code, .domTree .t8 code { color: green; }
        !           159:    ul.domTree .t10 code { color: teal; }
        !           160: 
        !           161:    body.dfnEnabled dfn { cursor: pointer; }
        !           162:    .dfnPanel {
        !           163:      display: inline;
        !           164:      position: absolute;
        !           165:      z-index: 10;
        !           166:      height: auto;
        !           167:      width: auto;
        !           168:      padding: 0.5em 0.75em;
        !           169:      font: small sans-serif, Droid Sans Fallback;
        !           170:      background: #DDDDDD;
        !           171:      color: black;
        !           172:      border: outset 0.2em;
        !           173:    }
        !           174:    .dfnPanel * { margin: 0; padding: 0; font: inherit; text-indent: 0; }
        !           175:    .dfnPanel :link, .dfnPanel :visited { color: black; }
        !           176:    .dfnPanel p { font-weight: bolder; }
        !           177:    .dfnPanel * + p { margin-top: 0.25em; }
        !           178:    .dfnPanel li { list-style-position: inside; }
        !           179: 
        !           180:    #configUI { position: absolute; z-index: 20; top: 10em; right: 1em; width: 11em; font-size: small; }
        !           181:    #configUI p { margin: 0.5em 0; padding: 0.3em; background: #EEEEEE; color: black; border: inset thin; }
        !           182:    #configUI p label { display: block; }
        !           183:    #configUI #updateUI, #configUI .loginUI { text-align: center; }
        !           184:    #configUI input[type=button] { display: block; margin: auto; }
        !           185: 
        !           186:    fieldset { margin: 1em; padding: 0.5em 1em; }
        !           187:    fieldset > legend + * { margin-top: 0; }
        !           188:    fieldset > :last-child { margin-bottom: 0; }
        !           189:    fieldset p { margin: 0.5em 0; }
        !           190: 
        !           191:   </style><link href="http://www.w3.org/StyleSheets/TR/W3C-ED" rel="stylesheet" type="text/css"><link href="style.css" rel="stylesheet"><script src="link-fixup.js" type="text/javascript"></script><style type="text/css">
        !           192: 
        !           193:    .applies thead th > * { display: block; }
        !           194:    .applies thead code { display: block; }
        !           195:    .applies tbody th { whitespace: nowrap; }
        !           196:    .applies td { text-align: center; }
        !           197:    .applies .yes { background: yellow; }
        !           198: 
        !           199:    .matrix, .matrix td { border: hidden; text-align: right; }
        !           200:    .matrix { margin-left: 2em; }
        !           201: 
        !           202:    .dice-example { border-collapse: collapse; border-style: hidden solid solid hidden; border-width: thin; margin-left: 3em; }
        !           203:    .dice-example caption { width: 30em; font-size: smaller; font-style: italic; padding: 0.75em 0; text-align: left; }
        !           204:    .dice-example td, .dice-example th { border: solid thin; width: 1.35em; height: 1.05em; text-align: center; padding: 0; }
        !           205: 
        !           206:    td.eg { border-width: thin; text-align: center; }
        !           207: 
        !           208:    #table-example-1 { border: solid thin; border-collapse: collapse; margin-left: 3em; }
        !           209:    #table-example-1 * { font-family: "Essays1743", serif; line-height: 1.01em; }
        !           210:    #table-example-1 caption { padding-bottom: 0.5em; }
        !           211:    #table-example-1 thead, #table-example-1 tbody { border: none; }
        !           212:    #table-example-1 th, #table-example-1 td { border: solid thin; }
        !           213:    #table-example-1 th { font-weight: normal; }
        !           214:    #table-example-1 td { border-style: none solid; vertical-align: top; }
        !           215:    #table-example-1 th { padding: 0.5em; vertical-align: middle; text-align: center; }
        !           216:    #table-example-1 tbody tr:first-child td { padding-top: 0.5em; }
        !           217:    #table-example-1 tbody tr:last-child td { padding-bottom: 1.5em; }
        !           218:    #table-example-1 tbody td:first-child { padding-left: 2.5em; padding-right: 0; width: 9em; }
        !           219:    #table-example-1 tbody td:first-child::after { content: leader(". "); }
        !           220:    #table-example-1 tbody td { padding-left: 2em; padding-right: 2em; }
        !           221:    #table-example-1 tbody td:first-child + td { width: 10em; }
        !           222:    #table-example-1 tbody td:first-child + td ~ td { width: 2.5em; }
        !           223:    #table-example-1 tbody td:first-child + td + td + td ~ td { width: 1.25em; }
        !           224: 
        !           225:    .apple-table-examples { border: none; border-collapse: separate; border-spacing: 1.5em 0em; width: 40em; margin-left: 3em; }
        !           226:    .apple-table-examples * { font-family: "Times", serif; }
        !           227:    .apple-table-examples td, .apple-table-examples th { border: none; white-space: nowrap; padding-top: 0; padding-bottom: 0; }
        !           228:    .apple-table-examples tbody th:first-child { border-left: none; width: 100%; }
        !           229:    .apple-table-examples thead th:first-child ~ th { font-size: smaller; font-weight: bolder; border-bottom: solid 2px; text-align: center; }
        !           230:    .apple-table-examples tbody th::after, .apple-table-examples tfoot th::after { content: leader(". ") }
        !           231:    .apple-table-examples tbody th, .apple-table-examples tfoot th { font: inherit; text-align: left; }
        !           232:    .apple-table-examples td { text-align: right; vertical-align: top; }
        !           233:    .apple-table-examples.e1 tbody tr:last-child td { border-bottom: solid 1px; }
        !           234:    .apple-table-examples.e1 tbody + tbody tr:last-child td { border-bottom: double 3px; }
        !           235:    .apple-table-examples.e2 th[scope=row] { padding-left: 1em; }
        !           236:    .apple-table-examples sup { line-height: 0; }
        !           237: 
        !           238:    .details-example img { vertical-align: top; }
        !           239: 
        !           240:    #base64-table {
        !           241:      white-space: nowrap;
        !           242:      font-size: 0.6em;
        !           243:      column-width: 6em;
        !           244:      column-count: 5;
        !           245:      column-gap: 1em;
        !           246:      -moz-column-width: 6em;
        !           247:      -moz-column-count: 5;
        !           248:      -moz-column-gap: 1em;
        !           249:      -webkit-column-width: 6em;
        !           250:      -webkit-column-count: 5;
        !           251:      -webkit-column-gap: 1em;
        !           252:    }
        !           253:    #base64-table thead { display: none; }
        !           254:    #base64-table * { border: none; }
        !           255:    #base64-table tbody td:first-child:after { content: ':'; }
        !           256:    #base64-table tbody td:last-child { text-align: right; }
        !           257: 
        !           258:    #named-character-references-table {
        !           259:      white-space: nowrap;
        !           260:      font-size: 0.6em;
        !           261:      column-width: 30em;
        !           262:      column-gap: 1em;
        !           263:      -moz-column-width: 30em;
        !           264:      -moz-column-gap: 1em;
        !           265:      -webkit-column-width: 30em;
        !           266:      -webkit-column-gap: 1em;
        !           267:    }
        !           268:    #named-character-references-table > table > tbody > tr > td:first-child + td,
        !           269:    #named-character-references-table > table > tbody > tr > td:last-child { text-align: center; }
        !           270:    #named-character-references-table > table > tbody > tr > td:last-child:hover > span { position: absolute; top: auto; left: auto; margin-left: 0.5em; line-height: 1.2; font-size: 5em; border: outset; padding: 0.25em 0.5em; background: white; width: 1.25em; height: auto; text-align: center; }
        !           271:    #named-character-references-table > table > tbody > tr#entity-CounterClockwiseContourIntegral > td:first-child { font-size: 0.5em; }
        !           272: 
        !           273:    .glyph.control { color: red; }
        !           274: 
        !           275:    @font-face {
        !           276:      font-family: 'Essays1743';
        !           277:      src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743.ttf');
        !           278:    }
        !           279:    @font-face {
        !           280:      font-family: 'Essays1743';
        !           281:      font-weight: bold;
        !           282:      src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743-Bold.ttf');
        !           283:    }
        !           284:    @font-face {
        !           285:      font-family: 'Essays1743';
        !           286:      font-style: italic;
        !           287:      src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743-Italic.ttf');
        !           288:    }
        !           289:    @font-face {
        !           290:      font-family: 'Essays1743';
        !           291:      font-style: italic;
        !           292:      font-weight: bold;
        !           293:      src: url('http://www.whatwg.org/specs/web-apps/current-work/fonts/Essays1743-BoldItalic.ttf');
        !           294:    }
        !           295: 
        !           296:   </style><script type="text/javascript">
        !           297:  function getCookie(name) {
        !           298:    var params = location.search.substr(1).split("&");
        !           299:    for (var index = 0; index < params.length; index++) {
        !           300:      if (params[index] == name)
        !           301:        return "1";
        !           302:      var data = params[index].split("=");
        !           303:      if (data[0] == name)
        !           304:        return unescape(data[1]);
        !           305:    }
        !           306:    var cookies = document.cookie.split("; ");
        !           307:    for (var index = 0; index < cookies.length; index++) {
        !           308:      var data = cookies[index].split("=");
        !           309:      if (data[0] == name)
        !           310:        return unescape(data[1]);
        !           311:    }
        !           312:    return null;
        !           313:  }
        !           314:  function load(script) {
        !           315:    var e = document.createElement('script');
        !           316:    e.setAttribute('src', script + '?' + encodeURIComponent(location) + '&' + encodeURIComponent(document.referrer));
        !           317:    document.body.appendChild(e);
        !           318:  }
        !           319:  function init() {
        !           320:    if (location.search == '?slow-browser')
        !           321:      return;
        !           322:    var configUI = document.createElement('div');
        !           323:    configUI.id = 'configUI';
        !           324:    document.body.appendChild(configUI);
        !           325:    if (document.getElementById('head'))
        !           326:      load('toc.js');
        !           327:    load('dfn.js');
        !           328:    if (getCookie('profile') == '1')
        !           329:      document.getElementsByTagName('h2')[0].textContent += '; load: ' + (new Date() - loadTimer) + 'ms';
        !           330:    fixBrokenLink();
        !           331:  }
        !           332: </script><link href="the-aside-element.html" rel="prev" title="4.4.5 The aside element">
        !           333:   <link href="Overview.html#contents" rel="index" title="Table of contents">
        !           334:   <link href="the-hgroup-element.html" rel="next" title="4.4.7 The hgroup element">
        !           335:   <body class="split chapter" onload="fixBrokenLink(); init()"><div class="head" id="head">
        !           336:    <p><a href="http://www.w3.org/"><img alt="W3C" height="48" src="http://www.w3.org/Icons/w3c_home" width="72"></a></p>
        !           337: 
        !           338:    <h1>HTML5 <span class="edition">Edition for Web Authors</span> <span class="rcsrevision">revision 1.4925</span></h1>
        !           339:    </div><div>
        !           340:    <a href="the-aside-element.html">&larr; 4.4.5 The aside element</a> &ndash;
        !           341:    <a href="Overview.html#contents">Table of contents</a> &ndash;
        !           342:    <a href="the-hgroup-element.html">4.4.7 The hgroup element &rarr;</a>
        !           343:   </div>
        !           344: 
        !           345:   <h4 id="the-h1-h2-h3-h4-h5-and-h6-elements"><span class="secno">4.4.6 </span>The <dfn aria-haspopup="true" role="button" tabindex="0"><code>h1</code></dfn>, <dfn aria-haspopup="true" role="button" tabindex="0"><code>h2</code></dfn>, <dfn aria-haspopup="true" role="button" tabindex="0"><code>h3</code></dfn>, <dfn aria-haspopup="true" role="button" tabindex="0"><code>h4</code></dfn>, <dfn aria-haspopup="true" role="button" tabindex="0"><code>h5</code></dfn>, and <dfn aria-haspopup="true" role="button" tabindex="0"><code>h6</code></dfn> elements</h4><dl class="element"><dt>Categories</dt>
        !           346:    <dd><a href="content-models.html#flow-content" id="flow-content_26">Flow content</a>.</dd>
        !           347:    <dd><a href="content-models.html#heading-content" id="heading-content_2">Heading content</a>.</dd>
        !           348:    <dd><a href="dnd.html#formatblock-candidate" id="formatblock-candidate_4"><code title="">formatBlock</code> candidate</a>.</dd>
        !           349:    <dt>Contexts in which this element can be used:</dt>
        !           350:    <dd>As a child of an <code><a href="the-hgroup-element.html#the-hgroup-element" id="hgroup_9">hgroup</a></code> element.</dd>
        !           351:    <dd>Where <a href="content-models.html#flow-content" id="flow-content_27">flow content</a> is expected.</dd>
        !           352:    <dt>Content model:</dt>
        !           353:    <dd><a href="content-models.html#phrasing-content" id="phrasing-content_22">Phrasing content</a>.</dd>
        !           354:    <dt>Content attributes:</dt>
        !           355:    <dd><a href="elements.html#global-attributes" id="global-attributes_14">Global attributes</a></dd>
        !           356:    <dt>DOM interface:</dt>
        !           357:    <dd>
        !           358:     <pre class="idl">interface <dfn aria-haspopup="true" id="htmlheadingelement" role="button" tabindex="0">HTMLHeadingElement</dfn> : <a href="elements.html#htmlelement" id="htmlelement_21">HTMLElement</a> {};</pre>
        !           359:    </dd>
        !           360:   </dl><p>These elements <a class="full-spec-link" href="http://dev.w3.org/html5/spec/rendering.html#represents" title='Read about this "represent" reference in the full HTML5 spec.'>represent</a> headings
        !           361:   for their sections.<p>The semantics and meaning of these elements are defined in the
        !           362:   section on <a href="the-address-element.html#headings-and-sections" id="headings-and-sections_1">headings and sections</a>.<p>These elements have a <dfn aria-haspopup="true" id="rank" role="button" tabindex="0">rank</dfn> given by the number in
        !           363:   their name. The <code><a href="#the-h1-h2-h3-h4-h5-and-h6-elements" id="h1_6">h1</a></code> element is said to have the highest
        !           364:   rank, the <code><a href="#the-h1-h2-h3-h4-h5-and-h6-elements" id="h6_2">h6</a></code> element has the lowest rank, and two
        !           365:   elements with the same name have equal rank.<div class="example">
        !           366: 
        !           367:    <p>These two snippets are equivalent:</p>
        !           368: 
        !           369:    <pre>&lt;body&gt;
        !           370: &lt;h1&gt;Let's call it a draw(ing surface)&lt;/h1&gt;
        !           371: &lt;h2&gt;Diving in&lt;/h2&gt;
        !           372: &lt;h2&gt;Simple shapes&lt;/h2&gt;
        !           373: &lt;h2&gt;Canvas coordinates&lt;/h2&gt;
        !           374: &lt;h3&gt;Canvas coordinates diagram&lt;/h3&gt;
        !           375: &lt;h2&gt;Paths&lt;/h2&gt;
        !           376: &lt;/body&gt;</pre>
        !           377: 
        !           378:    <pre>&lt;body&gt;
        !           379:  &lt;h1&gt;Let's call it a draw(ing surface)&lt;/h1&gt;
        !           380:  &lt;section&gt;
        !           381:   &lt;h1&gt;Diving in&lt;/h1&gt;
        !           382:  &lt;/section&gt;
        !           383:  &lt;section&gt;
        !           384:   &lt;h1&gt;Simple shapes&lt;/h1&gt;
        !           385:  &lt;/section&gt;
        !           386:  &lt;section&gt;
        !           387:   &lt;h1&gt;Canvas coordinates&lt;/h1&gt;
        !           388:   &lt;section&gt;
        !           389:    &lt;h1&gt;Canvas coordinates diagram&lt;/h1&gt;
        !           390:   &lt;/section&gt;
        !           391:  &lt;/section&gt;
        !           392:  &lt;section&gt;
        !           393:   &lt;h1&gt;Paths&lt;/h1&gt;
        !           394:  &lt;/section&gt;
        !           395: &lt;/body&gt;</pre>
        !           396: 
        !           397:   </div>

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