{"id":1478,"date":"2025-10-24T23:46:47","date_gmt":"2025-10-24T14:46:47","guid":{"rendered":"http:\/\/sekimoto-works.com\/portfolio\/?p=1478"},"modified":"2026-02-13T01:28:07","modified_gmt":"2026-02-12T16:28:07","slug":"training-diary-41","status":"publish","type":"post","link":"http:\/\/sekimoto-works.com\/portfolio\/archives\/1478","title":{"rendered":"\u5b66\u79d1 HTML\/CSS\u57fa\u790e\u2466\u3000\u7591\u4f3c\u30af\u30e9\u30b9\u30fb\u7591\u4f3c\u8981\u7d20"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u25c6\u30aa\u30f3\u30e9\u30a4\u30f3\u8a13\u7df4\uff0825\/10\/24\uff09<\/h2>\n\n\n\n<p>\u8b1b\u5e2b\uff1a\u5c0f\u8c37\u7965\u543e\u5148\u751f<br>\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0\u8cc7\u6599\uff1a\u306a\u3057<\/p>\n\n\n\n<p>1\u9650\u76ee<br>\u5b66\u79d1 HTML\/CSS\u57fa\u790e\u2466<br>CSS\u306e\u7591\u4f3c\u30af\u30e9\u30b9\u3001\u7591\u4f3c\u8981\u7d20\u306b\u3064\u3044\u3066<\/p>\n\n\n\n<p>2\u9650\u76ee<br>\u5b66\u79d1 HTML\/CSS\u57fa\u790e\u2466<br>\u30c6\u30fc\u30d6\u30eb\uff08\u8868\u7d44\uff09\u306e\u4f5c\u308a\u65b9\u306b\u3064\u3044\u3066<\/p>\n\n\n\n<p>3\u9650\u76ee<br>\u5b66\u79d1 HTML\/CSS\u57fa\u790e\u2466<br>\u30d5\u30a9\u30fc\u30e0\uff08\u5165\u529b\uff09\u306e\u4f5c\u308a\u65b9\u306b\u3064\u3044\u3066<\/p>\n\n\n\n<p>4\u9650\u76ee<br>\u5b66\u79d1 HTML\/CSS\u57fa\u790e\u2466<br>\u30d5\u30ec\u30c3\u30af\u30b9\u30ec\u30a4\u30a2\u30a6\u30c8\u306b\u3064\u3044\u3066<\/p>\n\n\n\n<p>5\u9650\u76ee<br>\u5b66\u79d1 HTML\/CSS\u57fa\u790e\u2466<br>\u672c\u65e5\u306e\u8b1b\u7fa9\u306e\u307e\u3068\u3081<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u25c6\u672c\u65e5\u306e\u30c6\u30fc\u30de<\/h2>\n\n\n\n<p>\u30ec\u30a4\u30a2\u30a6\u30c8\u7cfb\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u7406\u89e3\u3057\u307e\u3057\u3087\u3046<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u25bcCSS\uff1a\u64ec\u4f3c\u30af\u30e9\u30b9\u7cfb\u30bb\u30ec\u30af\u30bf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>link \u64ec\u4f3c\u30af\u30e9\u30b9\uff08\u672a\u8a2a\u554f\u30ea\u30f3\u30af\u30b9\u30bf\u30a4\u30eb\uff09<\/li>\n\n\n\n<li>visited \u64ec\u4f3c\u30af\u30e9\u30b9\uff08\u8a2a\u554f\u6e08\u30ea\u30f3\u30af\u30b9\u30bf\u30a4\u30eb\uff09<\/li>\n\n\n\n<li>hover \u64ec\u4f3c\u30af\u30e9\u30b9\uff08\u30aa\u30f3\u30ab\u30fc\u30bd\u30eb\u30b9\u30bf\u30a4\u30eb\uff09<\/li>\n\n\n\n<li>active \u64ec\u4f3c\u30af\u30e9\u30b9\uff08\u30a2\u30af\u30c6\u30a3\u30d6\u30b9\u30bf\u30a4\u30eb\uff09<\/li>\n\n\n\n<li>first-child\/last-child \u64ec\u4f3c\u30af\u30e9\u30b9\uff08\u5148\u982d\u30fb\u6700\u7d42\u306e\u5b50\u8981\u7d20\u6307\u5b9a\uff09<\/li>\n\n\n\n<li>nth-child \u64ec\u4f3c\u30af\u30e9\u30b9\uff08n \u756a\u76ee\u306e\u5b50\u8981\u7d20\u6307\u5b9a\uff09<\/li>\n\n\n\n<li>nth-of-type \u64ec\u4f3c\u30af\u30e9\u30b9\uff08\u540c\u4e00\u306e\u30bb\u30ec\u30af\u30bf\u3092\u6301\u3064 n \u756a\u76ee\u306e\u5b50\u8981\u7d20\u6307\u5b9a\uff09<\/li>\n\n\n\n<li>not \u64ec\u4f3c\u30af\u30e9\u30b9\uff08\u6307\u5b9a\u5024\u4ee5\u5916\u306e\u8981\u7d20\u6307\u5b9a\uff09<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u53c2\u8003\u30b5\u30a4\u30c8<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/blog.asobou.co.jp\/web\/css2\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010\u521d\u5fc3\u8005\u5411\u3051\u3011CSS\u306e\u64ec\u4f3c\u8981\u7d20\u3068\u64ec\u4f3c\u30af\u30e9\u30b9\u3092\u7406\u89e3\u3057\u3088\u3046\uff01<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/zero-plus.io\/media\/css-pseudo-classes\/\" target=\"_blank\" rel=\"noreferrer noopener\">CSS\u306e\u64ec\u4f3c\u30af\u30e9\u30b9\u3092\u4f7f\u3044\u3053\u306a\u305d\u3046<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/it-biz.online\/web-design\/pseudoc-classes\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010CSS\u3011\u7591\u4f3c\u30af\u30e9\u30b9\u3068\u306f\uff1f\u521d\u5fc3\u8005\u5411\u3051\u306b\u308f\u304b\u308a\u3084\u3059\u304f\uff13\u5206\u3067\u89e3\u8aac<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u25bcCSS\uff1a\u64ec\u4f3c\u8981\u7d20\u7cfb\u30bb\u30ec\u30af\u30bf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>first-letter \u64ec\u4f3c\u8981\u7d20\uff08\u8981\u7d20\u306e 1 \u6587\u5b57\u76ee\u3092\u6307\u5b9a\uff09<\/li>\n\n\n\n<li>first-line \u64ec\u4f3c\u8981\u7d20\uff08\u8981\u7d20\u306e 1 \u884c\u76ee\u3092\u6307\u5b9a\uff09<\/li>\n\n\n\n<li>before\/after \u64ec\u4f3c\u8981\u7d20\uff08\u8981\u7d20\u306e\u76f4\u524d\u30fb\u76f4\u5f8c\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u633f\u5165\uff09<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u53c2\u8003\u30b5\u30a4\u30c8<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/blog.asobou.co.jp\/web\/css2\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010\u521d\u5fc3\u8005\u5411\u3051\u3011CSS\u306e\u64ec\u4f3c\u8981\u7d20\u3068\u64ec\u4f3c\u30af\u30e9\u30b9\u3092\u7406\u89e3\u3057\u3088\u3046\uff01<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/zero-plus.io\/media\/css-pseudo-elements\/\" target=\"_blank\" rel=\"noreferrer noopener\">CSS\u306e\u64ec\u4f3c\u8981\u7d20\u3067\u64ec\u4f3c\u7684\u306b\u8981\u7d20\u3092\u8ffd\u52a0\u3057\u3088\u3046<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/it-biz.online\/web-design\/pseudo-element\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010CSS\u3011\u7591\u4f3c\u8981\u7d20\u3068\u306f\uff1f\u521d\u5fc3\u8005\u5411\u3051\u306b\u308f\u304b\u308a\u3084\u3059\u304f\uff13\u5206\u3067\u89e3\u8aac<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u25bc\u30c6\u30fc\u30d6\u30eb\uff08\u8868\u7d44\uff09\u306e\u4f5c\u308a\u65b9\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30fc\u30d6\u30eb\uff08\u8868\u7d44\uff09\u306e\u4f5c\u308a\u65b9<\/li>\n\n\n\n<li>table \u8981\u7d20\uff08\u8868\u5168\u4f53\u306e\u5b9a\u7fa9\uff09<\/li>\n\n\n\n<li>caption \u8981\u7d20\uff08\u4e3b\u984c\u306e\u5b9a\u7fa9\uff09<\/li>\n\n\n\n<li>tr \u8981\u7d20\uff081 \u884c\u7bc4\u56f2\u306e\u5b9a\u7fa9\uff09<\/li>\n\n\n\n<li>th \u8981\u7d20\uff08\u898b\u51fa\u3057\u9805\u76ee\u306e\u5b9a\u7fa9\uff09<\/li>\n\n\n\n<li>td \u8981\u7d20\uff08\u30c7\u30fc\u30bf\u9805\u76ee\u306e\u5b9a\u7fa9\uff09<\/li>\n\n\n\n<li>border-collapse \u30d7\u30ed\u30d1\u30c6\u30a3\uff08\u96a3\u63a5\u30bb\u30eb\u306e\u8868\u793a\u65b9\u6cd5\uff09<\/li>\n\n\n\n<li>border-spacing \u30d7\u30ed\u30d1\u30c6\u30a3\uff08\u96a3\u63a5\u30bb\u30eb\u306e\u30dc\u30fc\u30c0\u30fc\u9593\u306e\u9593\u9694\uff09<\/li>\n\n\n\n<li>table-layout \u30d7\u30ed\u30d1\u30c6\u30a3\uff08\u30bb\u30eb\u5e45\u306e\u6c7a\u5b9a\u65b9\u6cd5\uff09<\/li>\n\n\n\n<li>vertical-align \u30d7\u30ed\u30d1\u30c6\u30a3\uff08\u5782\u76f4\u65b9\u5411\u4f4d\u7f6e\u6307\u5b9a\uff09<\/li>\n\n\n\n<li>display \u3092\u7528\u3044\u305f\u30c6\u30fc\u30d6\u30eb\u69cb\u9020<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u53c2\u8003\u30b5\u30a4\u30c8\">\u53c2\u8003\u30b5\u30a4\u30c8<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/udemy.benesse.co.jp\/design\/web-design\/html-table.html\" target=\"_blank\" rel=\"noreferrer noopener\">HTML table\u30bf\u30b0\u3092\u521d\u5fc3\u8005\u5411\u3051\u306b\u89e3\u8aac&amp;\u4fbf\u5229\u306a\u77e5\u8b585\u9078 | Udemy \u2026<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/y-com.info\/contents\/?p=388\" target=\"_blank\" rel=\"noreferrer noopener\">\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u306f\u30c6\u30fc\u30d6\u30eb\u3067\u306f\u306a\u304fCSS\u3092\u4f7f\u3046\u7406\u7531 \u2026<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.sejuku.net\/blog\/49377\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010HTML table\u3011\u8868\u3092\u4f5c\u6210\u3059\u308b\u57fa\u672c\u304b\u3089\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u65b9\u6cd5\u307e\u3067\u3092\u89e3\u8aac<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.webcreatorbox.com\/blog\/flexbox\">https:\/\/www.webcreatorbox.com\/blog\/flexbox<\/a><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u30ef\u30f3\u30dd\u30a4\u30f3\u30c8\u30a2\u30c9\u30d0\u30a4\u30b9\">\u30ef\u30f3\u30dd\u30a4\u30f3\u30c8\u30a2\u30c9\u30d0\u30a4\u30b9<\/h4>\n\n\n\n<p>\u697d\u5929\u3084\u30e4\u30d5\u30fc\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u306e\u5546\u54c1\u30da\u30fc\u30b8\u3067\u30c6\u30fc\u30d6\u30eb\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002EC\u95a2\u9023\u306e\u304a\u4ed5\u4e8b\u3092\u3059\u308b\u5834\u5408\u306f\u3001\u60f3\u5b9a\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u25bc\u30d5\u30a9\u30fc\u30e0\uff08\u5165\u529b\uff09\u306e\u4f5c\u308a\u65b9\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a9\u30fc\u30e0\uff08\u5165\u529b\uff09\u306e\u4f5c\u308a\u65b9<\/li>\n\n\n\n<li>form \u8981\u7d20\uff08\u30d5\u30a9\u30fc\u30e0\u4f5c\u6210\uff09<\/li>\n\n\n\n<li>label \u8981\u7d20\uff08\u5165\u529b\u9805\u76ee\u30ad\u30e3\u30d7\u30b7\u30e7\u30f3\uff09<\/li>\n\n\n\n<li>input \u8981\u7d20\uff08\u30d5\u30a9\u30fc\u30e0\u69cb\u6210\u90e8\u54c1\uff09<\/li>\n\n\n\n<li>button \u8981\u7d20\uff08\u30dc\u30bf\u30f3\uff09<\/li>\n\n\n\n<li>select \u8981\u7d20\uff08\u30bb\u30ec\u30af\u30c8\u30dc\u30c3\u30af\u30b9\uff09<\/li>\n\n\n\n<li>datalist \u8981\u7d20\uff08\u5165\u529b\u5019\u88dc\u9078\u629e\u80a2\uff09<\/li>\n\n\n\n<li>optgroup \u8981\u7d20\uff08\u30bb\u30ec\u30af\u30c8\u30dc\u30c3\u30af\u30b9\u9078\u629e\u80a2\u30b0\u30eb\u30fc\u30d7\uff09<\/li>\n\n\n\n<li>option \u8981\u7d20\uff08\u30bb\u30ec\u30af\u30c8\u30dc\u30c3\u30af\u30b9\u9078\u629e\u80a2\uff09<\/li>\n\n\n\n<li>textarea \u8981\u7d20\uff08\u8907\u6570\u884c\u30c6\u30ad\u30b9\u30c8\u7de8\u96c6\u9805\u76ee\uff09<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u53c2\u8003\u30b5\u30a4\u30c8<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/webliker.info\/html\/79009\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010\u521d\u5fc3\u8005\u5411\u3051\u30110\u304b\u3089form\u304c\u308f\u304b\u308b\uff5cHTML\u3067\u306e\u30d5\u30a9\u30fc\u30e0\u4f5c\u6210<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/proengineer.internous.co.jp\/content\/columnfeature\/3941\" target=\"_blank\" rel=\"noreferrer noopener\">HTML\u5165\u9580\u3010\u30bf\u30b0\u3011\uff5e\u5165\u529b\u30d5\u30a9\u30fc\u30e0\u3092\u4f5c\u6210\u3057\u3066\u307f\u3088\u3046\uff5e<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/it-biz.online\/web-design\/form\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010HTML\u3011form\uff1a\u5165\u529b\u30d5\u30a9\u30fc\u30e0\u306e\u4f5c\u6210\u65b9\u6cd5\u3092\uff13\u5206\u3067\u89e3\u8aac<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u25bc\u30d5\u30ec\u30c3\u30af\u30b9\u30ec\u30a4\u30a2\u30a6\u30c8\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30ec\u30c3\u30af\u30b9\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u4f5c\u308a\u65b9<\/li>\n\n\n\n<li>display\uff08Flex \u30b3\u30f3\u30c6\u30ca\u4f5c\u6210\uff09<\/li>\n\n\n\n<li>flex-direction\uff08Flex \u30a2\u30a4\u30c6\u30e0\u4e26\u3073\u9806\uff09<\/li>\n\n\n\n<li>flex-wrap\uff08Flex \u30a2\u30a4\u30c6\u30e0\u6298\u308a\u8fd4\u3057\uff09<\/li>\n\n\n\n<li>flex-flow\uff08Flex \u30a2\u30a4\u30c6\u30e0\u4e26\u3073\u30fb\u6298\u308a\u8fd4\u3057\u4e00\u62ec\u6307\u5b9a\uff09<\/li>\n\n\n\n<li>justify-content\uff08Flex \u30a2\u30a4\u30c6\u30e0\u6c34\u5e73\u4f4d\u7f6e\uff09<\/li>\n\n\n\n<li>align-items\uff08Flex \u30a2\u30a4\u30c6\u30e0\u5782\u76f4\u4f4d\u7f6e\uff09<\/li>\n\n\n\n<li>align-content\uff08Flex \u30a2\u30a4\u30c6\u30e0\u884c\u306e\u5782\u76f4\u4f4d\u7f6e\uff09<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u53c2\u8003\u30b5\u30a4\u30c8<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.sejuku.net\/blog\/56401\" target=\"_blank\" rel=\"noreferrer noopener\">CSS\u306eFlexbox\u3068\u306f\uff1f\u6a2a\u4e26\u3073\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u65b0\u5b9a\u756a\u306b\u306a\u308b\u304b\u3082\uff01<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/qiita.com\/Naughty1029\/items\/dc8e1b93fe0acc89aa71\" target=\"_blank\" rel=\"noreferrer noopener\">\u3010\u56f3\u89e3\u3011\u3061\u3083\u3093\u3068\u7406\u89e3\u3059\u308b\u30d5\u30ec\u30c3\u30af\u30b9\u30dc\u30c3\u30af\u30b9\u3010CSS\u3011<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.webcreatorbox.com\/blog\/css-flexbox-cheat-sheet\" target=\"_blank\" rel=\"noreferrer noopener\">\u65e5\u672c\u8a9e\u5bfe\u5fdc\uff01CSS Flexbox\u306e\u30c1\u30fc\u30c8\u30b7\u30fc\u30c8\u3092\u4f5c\u3063\u305f\u306e\u3067\u914d\u5e03\u3057\u307e\u3059<\/a><\/li>\n<\/ul>\n\n\n\n<h2 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