hr

Рисует горизонтальную линию, вид которой можно настроить с помощью параметров. Браузеры по-разному отображают эту линию по умолчанию. Тег hr является блочным элементом, линия всегда отображается с новой строки, как и элементы идущие после нее.

Пример:

Таблица 3×3
Lorem ipsum dolor sit amet, consectetur adipisicing elit ... ...
... ... ...
... ... ...

<table>
    <caption>Таблица 3×3</caption>
    <col/>
    <tbody>
        <tr>
            <td>Lorem ipsum dolor sit amet, consectetur adipisicing elit</td>
            <td>...</td>
            <td>...</td>
        </tr>
        <tr>
            <td>...</td>
            <td>...</td>
            <td>...</td>
        </tr>
        <tr>
            <td>...</td>
            <td>...</td>
            <td>...</td>
        </tr>
    </tbody>
</table>

Атрибуты:

accesskey, align, class, contenteditable, contextmenu, dir, draggable, hidden, id, lang, noshade, onabort, onblur, oncanplay, oncanplaythrough, onchange, onclick, oncontextmenu, ondblclick, ondrag, ondragend, ondragenter, ondragleave, ondragover, ondragstart, ondrop, ondurationchange, onemptied, onended, onerror, onfocus, onformchange, onforminput, oninput, oninvalid, onkeydown, onkeypress, onkeyup, onload, onloadeddata, onloadedmetadata, onloadstart, onmousedown, onmousemove, onmouseout, onmouseover, onmouseup, onmousewheel, onpause, onplay, onplaying, onprogress, onratechange, onreadystatechange, onscroll, onseeked, onseeking, onselect, onshow, onstalled, onsubmit, onsuspend, ontimeupdate, onvolumechange, onwaiting, size, spellcheck, style, tabindex, title, width, xml:base, xml:id, xml:lang, xml:space.
html 3.2 html 4.0 Frameset html 4.0 Loose html 4.0 Strict html 4.0.1 Frameset html 4.0.1 Loose html 4.0.1 Strict xhtml 1 Frameset xhtml 1 Strict xhtml 1 Transitional html5
accesskey
align
class
contenteditable
contextmenu
dir
draggable
hidden
id
lang
noshade
onabort
onblur
oncanplay
oncanplaythrough
onchange
onclick
oncontextmenu
ondblclick
ondrag
ondragend
ondragenter
ondragleave
ondragover
ondragstart
ondrop
ondurationchange
onemptied
onended
onerror
onfocus
onformchange
onforminput
oninput
oninvalid
onkeydown
onkeypress
onkeyup
onload
onloadeddata
onloadedmetadata
onloadstart
onmousedown
onmousemove
onmouseout
onmouseover
onmouseup
onmousewheel
onpause
onplay
onplaying
onprogress
onratechange
onreadystatechange
onscroll
onseeked
onseeking
onselect
onshow
onstalled
onsubmit
onsuspend
ontimeupdate
onvolumechange
onwaiting
size
spellcheck
style
tabindex
title
width
xml:base
xml:id
xml:lang
xml:space
Браузерные стили
Chrome
hr { border-style: inset; border-width: 1px; display: block; margin: 0.5em auto; }
firefox 3.6.3
hr { -moz-box-sizing: border-box; -moz-float-edge: margin-box; border: 1px inset; color: gray; display: block; height: 2px; margin: 0.5em auto 0.5em auto; unicode-bidi: embed; }
hr:focus { outline: 1px dotted; }
hr[size="1"] { border-style: solid none none none; }
ie6, ie7
hr { has-layout: true; margin-bottom: 7px; margin-top: 7px; text-align: center; }
ie8
hr { border: 1px inset; display: block; has-layout: true; margin: 0.5em auto; overflow: hidden; text-align: center; }
opera 10.53
hr { border: 1px inset #000; display: block; margin: 10px 0; overflow: hidden; text-align: center; }
safari 4.0.5
hr { border-style: inset; border-width: 1px; display: block; margin: 0.5em auto; }