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Html elements h3 and em

h3 element Heading Level 3 and em element Specifies that the enclosed text should be emphasized. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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h3 h3 and em

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<a><audio>, <button>, <details>, <embed>, <iframe>, <input>, <keygen>, <label>, <menu>, <object>, <select>, <textarea>, <video>, <canvas>, <img>, <math>, <svg>, <h1>, <h2>, <h3>, <h4>, <h5>, <h6>, <hgroup>, <article>, <aside>, <nav>, <section>, <abbr>, <b>, <bdo>, <br>, <cite>, <code>, <command>, <dataList>, <dfn>, <em>, <i>, <kbd>, <mark>, <meter>, <noscript>, <output>, <progress>, <q>, <ruby>, <samp>, <script>, <small>, <span>, <strong>, <sub>, <sup>, <time>, <var>, <wbr>, <base>, <link>, <meta>, <style>, <title>

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