{"id":2676,"date":"2016-06-24T11:00:20","date_gmt":"2016-06-24T11:00:20","guid":{"rendered":"https:\/\/kiencang.net\/?p=2676"},"modified":"2016-06-24T11:00:20","modified_gmt":"2016-06-24T11:00:20","slug":"b-trong-html","status":"publish","type":"post","link":"https:\/\/kiencang.net\/b-trong-html\/","title":{"rendered":"Th\u1ebb b trong HTML"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">V\u00ed d\u1ee5<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;p&gt;\u0110\u00e2y l\u00e0 \u0111o\u1ea1n v\u0103n b\u1ea3n b\u00ecnh th\u01b0\u1eddng - &lt;b&gt;v\u00e0 \u0111\u00e2y l\u00e0 v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c b\u00f4i \u0111\u1eadm&lt;\/b&gt;.&lt;\/p&gt;<\/code><\/pre>\n\n\n\n<p>K\u1ebft qu\u1ea3:<\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 \u0111o\u1ea1n v\u0103n b\u1ea3n b\u00ecnh th\u01b0\u1eddng &#8211; <b>v\u00e0 \u0111\u00e2y l\u00e0 v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c b\u00f4i \u0111\u1eadm<\/b>.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_60 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6577d6a4ccb7b\" ><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input aria-label=\"Toggle\" aria-label=\"item-6577d6a4ccb7b\"  type=\"checkbox\" id=\"item-6577d6a4ccb7b\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/kiencang.net\/b-trong-html\/#Dinh_nghia_va_cach_dung\" title=\"\u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1ch d\u00f9ng\">\u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1ch d\u00f9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kiencang.net\/b-trong-html\/#Trinh_duyet_ho_tro\" title=\"Tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3\">Tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kiencang.net\/b-trong-html\/#Khac_biet_giua_HTML_401_va_HTML5\" title=\"Kh\u00e1c bi\u1ec7t gi\u1eefa HTML 4.01 v\u00e0 HTML5\">Kh\u00e1c bi\u1ec7t gi\u1eefa HTML 4.01 v\u00e0 HTML5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kiencang.net\/b-trong-html\/#Cac_meo_va_luu_y\" title=\"C\u00e1c m\u1eb9o v\u00e0 l\u01b0u \u00fd\">C\u00e1c m\u1eb9o v\u00e0 l\u01b0u \u00fd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kiencang.net\/b-trong-html\/#Thiet_lap_CSS_mac_dinh\" title=\"Thi\u1ebft l\u1eadp CSS m\u1eb7c \u0111\u1ecbnh\">Thi\u1ebft l\u1eadp CSS m\u1eb7c \u0111\u1ecbnh<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dinh_nghia_va_cach_dung\"><\/span>\u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1ch d\u00f9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Th\u1ebb &lt;b&gt; ch\u1ec9 v\u0103n b\u1ea3n b\u00f4i \u0111\u1eadm.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Trinh_duyet_ho_tro\"><\/span>Tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table browserref notranslate\"><table><tbody><tr><th>Ph\u1ea7n t\u1eed<\/th><th>&nbsp;Chrome<\/th><th>&nbsp;IE<\/th><th>&nbsp;FireFox<\/th><th>&nbsp;Safari<\/th><th>Opera<\/th><\/tr><tr><td>&lt;b&gt;<\/td><td>C\u00f3<\/td><td>C\u00f3<\/td><td>C\u00f3<\/td><td>C\u00f3<\/td><td>C\u00f3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Khac_biet_giua_HTML_401_va_HTML5\"><\/span>Kh\u00e1c bi\u1ec7t gi\u1eefa HTML 4.01 v\u00e0 HTML5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>KH\u00d4NG.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_meo_va_luu_y\"><\/span>C\u00e1c m\u1eb9o v\u00e0 l\u01b0u \u00fd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><b>L\u01b0u \u00fd:<\/b>&nbsp;Theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt c\u1ee7a HTML5, th\u1ebb &lt;b&gt; ch\u1ec9 n\u00ean s\u1eed d\u1ee5ng nh\u01b0 l\u00e0 bi\u1ec7n ph\u00e1p cu\u1ed1i c\u00f9ng khi m\u00e0 b\u1ea1n kh\u00f4ng t\u00ecm th\u1ea5y th\u1ebb n\u00e0o th\u00edch h\u1ee3p h\u01a1n.<\/p>\n\n\n\n<p>C\u00e1c ti\u00eau chu\u1ea9n c\u1ee7a HTML5 n\u00f3i r\u1eb1ng ti\u00eau \u0111\u1ec1 ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n b\u1eb1ng c\u00e1c <a href=\"https:\/\/kiencang.net\/the-h1-h6-html\/\" target=\"_blank\" rel=\"noreferrer noopener\">th\u1ebb &lt;h1&gt; cho t\u1edbi &lt;h6&gt;<\/a>, c\u00e1c v\u0103n b\u1ea3n mu\u1ed1n nh\u1ea5n m\u1ea1nh ph\u1ea3i th\u1ec3 hi\u1ec7n b\u1eb1ng <a href=\"https:\/\/kiencang.net\/em-trong-html\/\" target=\"_blank\" rel=\"noreferrer noopener\">th\u1ebb &lt;em&gt;<\/a>, c\u00e1c v\u0103n b\u1ea3n quan tr\u1ecdng ph\u1ea3i th\u1ec3 hi\u1ec7n b\u1eb1ng <a href=\"https:\/\/kiencang.net\/the-strong-trong-html\/\" target=\"_blank\" rel=\"noreferrer noopener\">th\u1ebb &lt;strong&gt;<\/a>, v\u00e0 c\u00e1c v\u0103n b\u1ea3n mu\u1ed1n \u0111\u00e1nh d\u1ea5u, l\u00e0m cho d\u1ec5 nh\u00ecn, n\u1ed5i b\u1eadt l\u00ean ph\u1ea3i s\u1eed d\u1ee5ng <a href=\"https:\/\/kiencang.net\/the-mark-trong-html\/\" target=\"_blank\" rel=\"noreferrer noopener\">th\u1ebb &lt;mark&gt;<\/a>.<\/p>\n\n\n\n<p><b>M\u1eb9o: <\/b>B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thu\u1ed9c t\u00ednh CSS &#8220;<code>font-weight<\/code>&#8221; \u0111\u1ec3 thi\u1ebft l\u1eadp v\u0103n b\u1ea3n c\u1ea7n b\u00f4i \u0111\u1eadm.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Thiet_lap_CSS_mac_dinh\"><\/span>Thi\u1ebft l\u1eadp CSS m\u1eb7c \u0111\u1ecbnh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>H\u1ea7u h\u1ebft c\u00e1c tr\u00ecnh duy\u1ec7t s\u1ebd hi\u1ec3n th\u1ecb th\u1ebb &lt;b&gt; v\u1edbi c\u00e1c gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh sau:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>b {\nfont-weight: bold;\n}<\/code><\/pre>\n\n\n\n<p>V\u1edbi c\u00e1c can thi\u1ec7p CSS kh\u00e1c v\u1edbi text b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft: <a href=\"https:\/\/kiencang.net\/8-thuoc-tinh-van-ban-trong-css\/\" target=\"_blank\" rel=\"noreferrer noopener\">8 thu\u1ed9c t\u00ednh v\u0103n b\u1ea3n trong CSS<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u00ed d\u1ee5 K\u1ebft qu\u1ea3: \u0110\u00e2y l\u00e0 \u0111o\u1ea1n v\u0103n b\u1ea3n b\u00ecnh th\u01b0\u1eddng &#8211; v\u00e0 \u0111\u00e2y l\u00e0 v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c b\u00f4i \u0111\u1eadm. \u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1ch d\u00f9ng Th\u1ebb &lt;b&gt; ch\u1ec9 v\u0103n b\u1ea3n b\u00f4i \u0111\u1eadm. Tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 Ph\u1ea7n t\u1eed &nbsp;Chrome &nbsp;IE &nbsp;FireFox &nbsp;Safari Opera &lt;b&gt; C\u00f3 C\u00f3 C\u00f3 C\u00f3 C\u00f3 Kh\u00e1c bi\u1ec7t gi\u1eefa HTML 4.01 v\u00e0 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[235],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Th\u1ebb b trong HTML &#8226; Ki\u1ebfn c\u00e0ng<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kiencang.net\/b-trong-html\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Th\u1ebb b trong HTML &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"V\u00ed d\u1ee5 K\u1ebft qu\u1ea3: \u0110\u00e2y l\u00e0 \u0111o\u1ea1n v\u0103n b\u1ea3n b\u00ecnh th\u01b0\u1eddng &#8211; v\u00e0 \u0111\u00e2y l\u00e0 v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c b\u00f4i \u0111\u1eadm. \u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1ch d\u00f9ng Th\u1ebb &lt;b&gt; ch\u1ec9 v\u0103n b\u1ea3n b\u00f4i \u0111\u1eadm. Tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 Ph\u1ea7n t\u1eed &nbsp;Chrome &nbsp;IE &nbsp;FireFox &nbsp;Safari Opera &lt;b&gt; C\u00f3 C\u00f3 C\u00f3 C\u00f3 C\u00f3 Kh\u00e1c bi\u1ec7t gi\u1eefa HTML 4.01 v\u00e0 &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kiencang.net\/b-trong-html\/\" \/>\n<meta property=\"og:site_name\" content=\"Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/anhducnguyen87\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-06-24T11:00:20+00:00\" \/>\n<meta name=\"author\" content=\"Nguy\u1ec5n \u0110\u1ee9c Anh\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nguy\u1ec5n \u0110\u1ee9c Anh\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 ph\u00fat\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Th\u1ebb b trong HTML &#8226; Ki\u1ebfn c\u00e0ng","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/kiencang.net\/b-trong-html\/","og_locale":"vi_VN","og_type":"article","og_title":"Th\u1ebb b trong HTML &#8226; Ki\u1ebfn c\u00e0ng","og_description":"V\u00ed d\u1ee5 K\u1ebft qu\u1ea3: \u0110\u00e2y l\u00e0 \u0111o\u1ea1n v\u0103n b\u1ea3n b\u00ecnh th\u01b0\u1eddng &#8211; v\u00e0 \u0111\u00e2y l\u00e0 v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c b\u00f4i \u0111\u1eadm. \u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1ch d\u00f9ng Th\u1ebb &lt;b&gt; ch\u1ec9 v\u0103n b\u1ea3n b\u00f4i \u0111\u1eadm. Tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 Ph\u1ea7n t\u1eed &nbsp;Chrome &nbsp;IE &nbsp;FireFox &nbsp;Safari Opera &lt;b&gt; C\u00f3 C\u00f3 C\u00f3 C\u00f3 C\u00f3 Kh\u00e1c bi\u1ec7t gi\u1eefa HTML 4.01 v\u00e0 &hellip;","og_url":"https:\/\/kiencang.net\/b-trong-html\/","og_site_name":"Ki\u1ebfn c\u00e0ng","article_author":"https:\/\/www.facebook.com\/anhducnguyen87\/","article_published_time":"2016-06-24T11:00:20+00:00","author":"Nguy\u1ec5n \u0110\u1ee9c Anh","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Nguy\u1ec5n \u0110\u1ee9c Anh","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"2 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/kiencang.net\/b-trong-html\/","url":"https:\/\/kiencang.net\/b-trong-html\/","name":"Th\u1ebb b trong HTML &#8226; Ki\u1ebfn c\u00e0ng","isPartOf":{"@id":"https:\/\/kiencang.net\/#website"},"datePublished":"2016-06-24T11:00:20+00:00","dateModified":"2016-06-24T11:00:20+00:00","author":{"@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16"},"breadcrumb":{"@id":"https:\/\/kiencang.net\/b-trong-html\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kiencang.net\/b-trong-html\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/kiencang.net\/b-trong-html\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/kiencang.net\/"},{"@type":"ListItem","position":2,"name":"Th\u1ebb b trong HTML"}]},{"@type":"WebSite","@id":"https:\/\/kiencang.net\/#website","url":"https:\/\/kiencang.net\/","name":"Ki\u1ebfn c\u00e0ng","description":"\u00d4m l\u00fd thuy\u1ebft, h\u00f4n th\u1ef1c h\u00e0nh","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kiencang.net\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16","name":"Nguy\u1ec5n \u0110\u1ee9c Anh","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/kiencang.net\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","caption":"Nguy\u1ec5n \u0110\u1ee9c Anh"},"description":"Sinh n\u0103m 1987, t\u1ed1t nghi\u1ec7p Cao \u0111\u1eb3ng th\u1ef1c h\u00e0nh FPT qu\u00e3ng 2014, chuy\u00ean ng\u00e0nh Thi\u1ebft k\u1ebf website. T\u00f4i th\u00edch Content, SEO, Ads, T\u0103ng t\u1ed1c website v\u00e0 Th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed. B\u00ean c\u1ea1nh b\u00e0i t\u1ef1 vi\u1ebft, t\u00f4i c\u0169ng d\u1ecbch nhi\u1ec1u n\u1ed9i dung th\u00fa v\u1ecb c\u1ee7a c\u00e1c t\u00e1c gi\u1ea3 kh\u00e1c nhau. FB c\u00e1 nh\u00e2n: facebook.com\/anhducnguyen87. Email li\u00ean h\u1ec7: guiemailchotoi@gmail.com","sameAs":["https:\/\/www.facebook.com\/anhducnguyen87\/"],"url":"https:\/\/kiencang.net\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts\/2676"}],"collection":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/comments?post=2676"}],"version-history":[{"count":0,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts\/2676\/revisions"}],"wp:attachment":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/media?parent=2676"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/categories?post=2676"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/tags?post=2676"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}