Secure HTML Tags and Attributes

Document created by Cisco Documentation Team on Apr 1, 2016Last modified by Cisco Documentation Team on Sep 7, 2017
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Cisco WebEx allows you to use HTML code to customize branding. For example, when customizing your site such as the left navigation bar, or email templates. Unsecured HTML tags and attributes, and JavaScript code, are not supported.

HTML code only supports the following secure HTML tags, attributes, and CSS properties. Only valid URLs that use the supported protocols listed in the following table can be entered in URL fields.

HTML Type

Supported Elements

Tags

a, b, big, blockquote, body, br, center, cite, code, col, colgroup, dd, div, dl, dt, em, fieldset, font, h1, h2, h3, h4, h5, h6, head, hr, href, html, i, img, input, label, legend, li, link, noscript, ol, option, p, pre, samp, select, small, span, strike, strong, style, sub, sup, table, tbody, td, textarea, tfoot, th, thead, tr, u, ul

Attributes

abbr, accesskey, align, alt, autocomplete, axis, background, bgcolor, border, cellpadding, cellspacing, char, charoff, class, cols, colspan, disabled, headers, height, href, id, lang, leftmargin, marginheight, marginwidth, media, name, nowrap, onblur, onclick, ondblclick, onfocus, onmousedown, onmouseover, onmouseup, readonly, rows, rowspan, scope, shape, size, style, title, topmargin, valign, width

CSS Properties

_moz_resizing, azimuth, background, background-attachment, background-color, background-image, background-position, background-repeat, border, border-bottom, border-bottom-color, border-bottom-left-radius, border-bottom-right-radius, border-bottom-style, border-bottom-width, border-collapse, border-color, border-left, border-left-color, border-left-style, border-left-width, border-radius, border-right, border-right-color, border-right-style, border-right-width, border-spacing, border-style, border-top, border-top-color, border-top-left-radius, border-top-right-radius, border-top-style, border-top-width, border-width, bottom, caption-side, clear, clip, color, counter-increment, cue, cue-after, cue-before, cursor, direction, display, elevation, empty-cells, float, font, font-color, font-family, font-size, font-size-adjust, font-stretch, font-style, font-variant, font-weight, height, left, letter-spacing, line-height, list-style, list-style-image, list-style-position, list-style-type, margin, margin-bottom, margin-left, margin-right, margin-top, marker-offset, marks, max-height, max-width, min-height, min-width, mso-spacerun, orphans, outline, outline-color, outline-style, outline-width, overflow, padding, padding-bottom, padding-left, padding-right, padding-top, page, page-break-after, page-break-before, page-break-inside, pause, pause-after, pause-before, pitch, pitch-range, play-during, position, richness, right, size, speak, speak-header, speak-numeral, speak-punctuation, speech-rate, stress, table-layout, text-align, text-decoration, text-indent, text-shadow, text-transform, top, unicode-bidi, vertical-align, visibility, voice-family, volume, white-space, widows, width, word-break, word-spacing, word-wrap

URL Protocols

https, http, ftp, tftp, ftps, sftp, mailto




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