{"id":2322,"date":"2015-10-11T06:28:24","date_gmt":"2015-10-10T23:28:24","guid":{"rendered":"https:\/\/webvn.com\/?p=2322"},"modified":"2015-10-11T06:32:22","modified_gmt":"2015-10-10T23:32:22","slug":"hoc-css","status":"publish","type":"post","link":"https:\/\/webvn.com\/hoc-css\/","title":{"rendered":"H\u1ecdc CSS"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2324 alignleft\" src=\"https:\/\/webvn.com\/wp-content\/uploads\/2015\/10\/css3-logo-e1444517026801.png\" alt=\"css3-logo\" width=\"128\" height=\"128\" \/><\/p>\n<p>CSS l\u00e0 ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 trang tr\u00ed n\u1ed9i dung cho trang HTML (ho\u1eb7c XML).<\/p>\n<p>CSS quy \u0111\u1ecbnh c\u00e1ch th\u1ee9c hi\u1ec3n th\u1ecb c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n tr\u00ean m\u00e0n h\u00ecnh, tr\u00ean gi\u1ea5y ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng kh\u00e1c.<\/p>\n<p>Trong ph\u1ea7n n\u00e0y, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc c\u00e1c ki\u1ebfn th\u1ee9c v\u1ec1 CSS t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao.<\/p>\n<div class=\"clear\"><\/div><div class=\"divider\"><\/div>\n<h2>V\u00ed d\u1ee5 trong m\u1ed7i b\u00e0i h\u1ecdc CSS<\/h2>\n<p>Ph\u1ea7n <strong>h\u1ecdc CSS<\/strong> s\u1ebd bao g\u1ed3m h\u00e0ng tr\u0103m v\u00ed d\u1ee5 \u0111\u1ec3 minh h\u1ecda cho t\u1eebng thu\u1ed9c t\u00ednh CSS.<\/p>\n<p>V\u1edbi c\u00f4ng c\u1ee5 ch\u1ec9nh s\u1eeda tr\u1ef1c tuy\u1ebfn, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng ch\u1ec9nh s\u1eeda CSS v\u00e0 nh\u1ea5n v\u00e0o n\u00fat g\u1eedi \u0111\u1ec3 xem k\u1ebft qu\u1ea3.<\/p>\n<!-- Crayon Syntax Highlighter v_2.7.2_beta -->\r\n<link rel=\"stylesheet\" type=\"text\/css\" href=\"https:\/\/webvn.com\/wp-content\/plugins\/crayon-syntax-highlighter\/themes\/github\/github.css\" \/>\r\n<link rel=\"stylesheet\" type=\"text\/css\" href=\"https:\/\/webvn.com\/wp-content\/plugins\/crayon-syntax-highlighter\/fonts\/monaco.css\" \/>\r\n\r\n\t\t<div id=\"crayon-668f7e5c9cdb0297391024\" class=\"crayon-syntax crayon-theme-github crayon-font-monaco crayon-os-pc print-yes notranslate\" data-settings=\" minimize scroll-mouseover wrap\" style=\" margin-bottom: 12px; font-size: 12px !important; line-height: 15px !important;\">\r\n\t\t\r\n\t\t\t<div class=\"crayon-plain-wrap\"><\/div>\r\n\t\t\t<div class=\"crayon-main\" style=\"\">\r\n\t\t\t\t<table class=\"crayon-table\">\r\n\t\t\t\t\t<tr class=\"crayon-row\">\r\n\t\t\t\t<td class=\"crayon-nums \" data-settings=\"hide\">\r\n\t\t\t\t\t<div class=\"crayon-nums-content\" style=\"font-size: 12px !important; line-height: 15px !important;\"><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-1\">1<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-2\">2<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-3\">3<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-4\">4<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-5\">5<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-6\">6<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-7\">7<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-8\">8<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-9\">9<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-10\">10<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-11\">11<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-12\">12<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-13\">13<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-14\">14<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-15\">15<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-16\">16<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-17\">17<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-18\">18<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-19\">19<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-20\">20<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-21\">21<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-22\">22<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-23\">23<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-24\">24<\/div><div class=\"crayon-num\" data-line=\"crayon-668f7e5c9cdb0297391024-25\">25<\/div><div class=\"crayon-num crayon-striped-num\" data-line=\"crayon-668f7e5c9cdb0297391024-26\">26<\/div><\/div>\r\n\t\t\t\t<\/td>\r\n\t\t\t\t\t\t<td class=\"crayon-code\"><div class=\"crayon-pre\" style=\"font-size: 12px !important; line-height: 15px !important; -moz-tab-size:4; -o-tab-size:4; -webkit-tab-size:4; tab-size:4;\"><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-1\"><span class=\"crayon-h\">&lt;<\/span><span class=\"crayon-sy\">!<\/span><span class=\"crayon-e\">DOCTYPE<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-e\">html<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-2\"><span class=\"crayon-h\">&lt;<\/span><span class=\"crayon-e\">html<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-3\"><span class=\"crayon-h\">&lt;<\/span><span class=\"crayon-e\">head<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-4\"><span class=\"crayon-ta\">&lt;style&gt;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-5\"><span class=\"crayon-k \">body <\/span><span class=\"crayon-sy\">{<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-6\"><span class=\"crayon-e \">background-color<\/span><span class=\"crayon-sy\">:<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i \">#d0e4fe<\/span><span class=\"crayon-sy\">;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-7\"><span class=\"crayon-sy\">}<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-8\">&nbsp;<\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-9\"><span class=\"crayon-k \">h1 <\/span><span class=\"crayon-sy\">{<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-10\"><span class=\"crayon-e \">color<\/span><span class=\"crayon-sy\">:<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i \">orange<\/span><span class=\"crayon-sy\">;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-11\"><span class=\"crayon-e \">text-align<\/span><span class=\"crayon-sy\">:<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i \">center<\/span><span class=\"crayon-sy\">;<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-12\"><span class=\"crayon-sy\">}<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-13\">&nbsp;<\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-14\"><span class=\"crayon-k \">p <\/span><span class=\"crayon-sy\">{<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-15\"><span class=\"crayon-e \">font-family<\/span><span class=\"crayon-sy\">:<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-s\">\"Times New Roman\"<\/span><span class=\"crayon-sy\">;<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-16\"><span class=\"crayon-e \">font-size<\/span><span class=\"crayon-sy\">:<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i \">20px<\/span><span class=\"crayon-sy\">;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-17\"><span class=\"crayon-sy\">}<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-18\"><span class=\"crayon-ta\">&lt;\/style&gt;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-19\"><span class=\"crayon-h\">&lt;<\/span>\/<span class=\"crayon-i\">head<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-20\"><span class=\"crayon-h\">&lt;<\/span><span class=\"crayon-i\">body<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-21\">&nbsp;<\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-22\"><span class=\"crayon-h\">&lt;<\/span><span class=\"crayon-i\">h1<\/span><span class=\"crayon-h\">&gt;<\/span>\u0110\u00e2<span class=\"crayon-i\">y<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">l<\/span>\u00e0<span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">v<\/span>\u00ed<span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">d<\/span>\u1ee5<span class=\"crayon-h\"> <\/span>\u0111\u1ea7<span class=\"crayon-i\">u<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">ti<\/span>\u00ea<span class=\"crayon-i\">n<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">v<\/span>\u1ec1<span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">CSS<\/span><span class=\"crayon-h\">&lt;<\/span>\/<span class=\"crayon-i\">h1<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-23\"><span class=\"crayon-h\">&lt;<\/span><span class=\"crayon-i\">p<\/span><span class=\"crayon-h\">&gt;<\/span>\u0110\u00e2<span class=\"crayon-i\">y<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">l<\/span>\u00e0<span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">m<\/span>\u1ed9<span class=\"crayon-i\">t<\/span><span class=\"crayon-h\"> <\/span>\u0111<span class=\"crayon-i\">o<\/span>\u1ea1<span class=\"crayon-i\">n<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">v<\/span>\u0103<span class=\"crayon-i\">n<\/span><span class=\"crayon-h\"> <\/span><span class=\"crayon-i\">b<\/span>\u1ea3<span class=\"crayon-i\">n<\/span><span class=\"crayon-sy\">.<\/span><span class=\"crayon-h\">&lt;<\/span>\/<span class=\"crayon-i\">p<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-24\">&nbsp;<\/div><div class=\"crayon-line\" id=\"crayon-668f7e5c9cdb0297391024-25\"><span class=\"crayon-h\">&lt;<\/span>\/<span class=\"crayon-i\">body<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><div class=\"crayon-line crayon-striped-line\" id=\"crayon-668f7e5c9cdb0297391024-26\"><span class=\"crayon-h\">&lt;<\/span>\/<span class=\"crayon-i\">html<\/span><span class=\"crayon-h\">&gt;<\/span><\/div><\/div><\/td>\r\n\t\t\t\t\t<\/tr>\r\n\t\t\t\t<\/table>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n<!-- [Format Time: 0.0023 seconds] -->\r\n<p><a class=\"shortc-button small green\" target=\"_blank\" href=\"https:\/\/webvn.com\/example\/vi-du-ve-css\/\">Demo<\/a><\/p>\n<h2>B\u1eaft \u0111\u1ea7u h\u1ecdc CSS!<\/h2>\n","protected":false},"excerpt":{"rendered":"<p>CSS l\u00e0 ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 trang tr\u00ed n\u1ed9i dung cho trang HTML (ho\u1eb7c XML). Trong ph\u1ea7n n\u00e0y, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc c\u00e1c ki\u1ebfn th\u1ee9c v\u1ec1 CSS t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[166,322],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>H\u1ecdc CSS - WebVN<\/title>\n<meta name=\"description\" content=\"CSS l\u00e0 ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 trang tr\u00ed n\u1ed9i dung trang cho HTML (ho\u1eb7c XML). Trong ph\u1ea7n n\u00e0y, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc CSS t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/webvn.com\/hoc-css\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u1ecdc CSS - WebVN\" \/>\n<meta property=\"og:description\" content=\"CSS l\u00e0 ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 trang tr\u00ed n\u1ed9i dung trang cho HTML (ho\u1eb7c XML). Trong ph\u1ea7n n\u00e0y, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc CSS t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/webvn.com\/hoc-css\/\" \/>\n<meta property=\"og:site_name\" content=\"WebVN\" \/>\n<meta property=\"article:published_time\" content=\"2015-10-10T23:28:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2015-10-10T23:32:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/webvn.com\/wp-content\/uploads\/2015\/10\/css3-logo-e1444517026801.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/webvn.com\/hoc-css\/\",\"url\":\"https:\/\/webvn.com\/hoc-css\/\",\"name\":\"H\u1ecdc CSS - WebVN\",\"isPartOf\":{\"@id\":\"https:\/\/webvn.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/webvn.com\/hoc-css\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/webvn.com\/hoc-css\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/webvn.com\/wp-content\/uploads\/2015\/10\/css3-logo-e1444517026801.png\",\"datePublished\":\"2015-10-10T23:28:24+00:00\",\"dateModified\":\"2015-10-10T23:32:22+00:00\",\"author\":{\"@id\":\"https:\/\/webvn.com\/#\/schema\/person\/c2ad947fe4ae598ecd7e70f369701020\"},\"description\":\"CSS l\u00e0 ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 trang tr\u00ed n\u1ed9i dung trang cho HTML (ho\u1eb7c XML). 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