{"id":2361,"date":"2025-07-16T03:25:26","date_gmt":"2025-07-16T03:25:26","guid":{"rendered":"https:\/\/satokotadesign.com\/blog\/?p=2361"},"modified":"2025-07-16T03:25:26","modified_gmt":"2025-07-16T03:25:26","slug":"css_supports-2","status":"publish","type":"post","link":"https:\/\/satokotadesign.com\/blog\/css_supports-2\/","title":{"rendered":"CSS\u306e\u65b0\u6a5f\u80fd\u3001\u5c0e\u5165\u306f\u614e\u91cd\u306b\uff01@supports\u3067\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u4ed8\u304d\u306e\u30b9\u30de\u30fc\u30c8\u5b9f\u88c5\u8853"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01\u9759\u5ca1\u770c\u6d5c\u677e\u5e02\u3067WEB\u30c7\u30b6\u30a4\u30ca\u30fc\u3092\u3057\u3066\u3044\u307e\u3059\u5c0f\u7027\u3067\u3059\u3002<br \/>\n\u8fd1\u5e74\u3001CSS\u306f\u9a5a\u304f\u307b\u3069\u9032\u5316\u3057\u3066\u3044\u307e\u3059\u3088\u306d\u3002<\/p>\n<span class=\"fontbackground\" style=\"background:;\">backdrop-filter<\/span>\u3001<span class=\"fontbackground\" style=\"background:;\">:has()<\/span>\u3001<span class=\"fontbackground\" style=\"background:;\">subgrid<\/span>\u3001<span class=\"fontbackground\" style=\"background:;\">color-mix()<\/span> \u306a\u3069\u3001\u8868\u73fe\u529b\u8c4a\u304b\u306a\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u3069\u3093\u3069\u3093\u767b\u5834\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3067\u3082\u3001\u3053\u3093\u306a\u5fc3\u914d\u2026\u3042\u308a\u307e\u305b\u3093\u304b\uff1f<\/p>\n<div class=\"sc_frame_wrap inline blue\">\n<div class=\"sc_frame no-title\"        >\n<div class=\"sc_designlist ul fa_check blue\">\n<ul>\n<li>\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u3067\u5d29\u308c\u306a\u3044\u304b\u5fc3\u914d<\/li>\n<li>\u5168\u30e6\u30fc\u30b6\u30fc\u306b\u540c\u3058\u4f53\u9a13\u3092\u63d0\u4f9b\u3057\u305f\u3044<\/li>\n<li>\u30e2\u30c0\u30f3\u6a5f\u80fd\u3092\u4f7f\u3044\u305f\u3044\u3051\u3069\u5c0e\u5165\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u8ff7\u3046<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div>\n<p>\u305d\u3093\u306a\u3068\u304d\u306b\u4fbf\u5229\u306a\u306e\u304c CSS \u306e\u6a5f\u80fd\u691c\u51fa\u6587\u6cd5<br \/>\n<span class=\"sc_marker-animation\">@supports\uff08Feature Queries\uff09 <\/span>\u3067\u3059\uff01<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">@supports \u3068\u306f\uff1f<\/span><\/h2>\n<p>CSS \u306e <span class=\"fontbackground\" style=\"background:;\">@supports<\/span> \u306f\u3001<span class=\"sc_marker-animation\">\u7279\u5b9a\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3084\u5024\u304c\u30d6\u30e9\u30a6\u30b6\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u6761\u4ef6\u5206\u5c90\u3067\u304d\u308b\u69cb\u6587<\/span>\u3067\u3059\u3002<\/p>\n<p>JavaScript \u306b\u304a\u3051\u308b <span class=\"fontbackground\" style=\"background:;\">feature detection<\/span> \u306b\u8fd1\u304f\u3001<br \/>\n<span class=\"sc_marker-animation\">\u300c\u3053\u306e\u6a5f\u80fd\u304c\u4f7f\u3048\u308b\u306a\u3089\u3053\u3046\u8868\u793a\u3001\u4f7f\u3048\u306a\u3044\u306a\u3089\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u9069\u7528\u300d<\/span>\u3068\u3044\u3063\u305f\u67d4\u8edf\u306a\u5236\u5fa1\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u57fa\u672c\u69cb\u6587\u3068\u4f7f\u3044\u65b9<\/span><\/h2>\n<h3 class=\"sc_heading bborder b blue\"><span class=\"sc_title\">\u57fa\u672c\u5f62<\/span><\/h3>\n<pre class=\"line-numbers\"><code class=\"language-css\"> @supports (\u30d7\u30ed\u30d1\u30c6\u30a3: \u5024) { \/* \u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u7528\u306e\u30b9\u30bf\u30a4\u30eb *\/ } <\/code><\/pre>\n<h3 class=\"sc_heading bborder b blue\"><span class=\"sc_title\">\u4f8b\uff1abackdrop-filter \u306e\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af<\/span><\/h3>\n<pre class=\"line-numbers\" ><code class=\"language-css\">.card {\r\n  background-color: rgba(255, 255, 255, 0.8);\r\n}\r\n@supports (backdrop-filter: blur(10px)) {\r\n  .card {\r\n    backdrop-filter: blur(10px);\r\n    background-color: rgba(255, 255, 255, 0.5);\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u975e\u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u306b\u306f\u4e0d\u900f\u660e\u306a\u767d\u80cc\u666f\u3001\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u307c\u304b\u3057\u52b9\u679c\u4ed8\u304d\u306e\u534a\u900f\u660e\u80cc\u666f\u3092\u4f7f\u3046\u3068\u3044\u3063\u305f\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u3088\u304f\u4f7f\u3046\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u4ed8\u304d\u5b9f\u88c5\u4f8b<\/span><\/h2>\n<h3 class=\"sc_heading bborder b blue\"><span class=\"sc_title\">1. display: grid \u2192 flex \u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af<\/span><\/h3>\n<pre class=\"line-numbers\" ><code class=\"language-css\">.container {\r\n  display: flex;\r\n  flex-wrap: wrap;\r\n  gap: 1rem;\r\n}\r\n@supports (display: grid) {\r\n  .container {\r\n    display: grid;\r\n    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));\r\n  }\r\n}\r\n<\/code><\/pre>\n<span class=\"fontbackground\" style=\"background:;\">flexbox <\/span>\u3092\u30d9\u30fc\u30b9\u306b\u3057\u3066\u304a\u3044\u3066\u3001\u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u81ea\u52d5\u7684\u306b <span class=\"fontbackground\" style=\"background:;\">Grid<\/span> \u306b\u5207\u308a\u66ff\u3048\u308b\u3001\u9244\u677f\u306e\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002<\/p>\n<h3 class=\"sc_heading bborder b blue\"><span class=\"sc_title\">2. :has() \u3092\u4f7f\u3063\u305f\u89aa\u8981\u7d20\u30b9\u30bf\u30a4\u30eb\u5207\u308a\u66ff\u3048<\/span><\/h3>\n<pre class=\"line-numbers\" ><code class=\"language-css\">.card {\r\n  border: 1px solid #ccc;\r\n} \/* \u89aa\u304c\u6761\u4ef6\u3092\u6301\u3064\u5834\u5408\u306e\u30cf\u30a4\u30e9\u30a4\u30c8\uff08\u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u306e\u307f\uff09 *\/\r\n@supports (selector(:has(*))) {\r\n  .card:has(img) {\r\n    border-color: #0d6efd;\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u306a\u3089\u5f37\u5316\u8868\u73fe\u3001\u3057\u3066\u3044\u306a\u3051\u308c\u3070\u57fa\u672c\u30b9\u30bf\u30a4\u30eb\u3068\u3044\u3046\u300c\u6bb5\u968e\u7684\u306a\u30b0\u30ec\u30fc\u30b9\u30a2\u30c3\u30d7\u300d\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u8907\u6570\u6761\u4ef6\u306e\u66f8\u304d\u65b9<\/span><\/h2>\n<pre class=\"line-numbers\" ><code class=\"language-css\">@supports (display: grid) and (gap: 1rem) {\r\n  \/* \u6761\u4ef6\u3092\u3059\u3079\u3066\u6e80\u305f\u3059\u5834\u5408\u306e\u307f *\/\r\n}\r\n@supports not (backdrop-filter: blur(5px)) {\r\n  \/* \u975e\u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u5411\u3051\u306e\u8a18\u8ff0\u3082\u3067\u304d\u308b *\/\r\n}\r\n<\/code><\/pre>\n<p>\u8ad6\u7406\u6f14\u7b97\u5b50\u3068\u3057\u3066\u306f<span class=\"fontbackground\" style=\"background:;\"> and \/ or \/ not <\/span>\u3092\u7d44\u307f\u5408\u308f\u305b\u3089\u308c\u308b\u306e\u3067\u3001\u7d30\u304b\u3044\u6761\u4ef6\u5236\u5fa1\u306b\u3082\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u6ce8\u610f\u70b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/span><\/h2>\n<div class=\"sc_designlist ul fa_check blue\">\n<ul>\n<li>\u300c\u57fa\u672c\u30b9\u30bf\u30a4\u30eb \u2192 \u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u306e\u5f37\u5316\u300d\u306e\u9806\u3067\u66f8\u304f<\/li>\n<li>@supports \u5185\u306e\u30b9\u30bf\u30a4\u30eb\u306f\u77ed\u304f\u307e\u3068\u3081\u308b<\/li>\n<li>\u3067\u304d\u308c\u3070 JS \u306e CSS.supports() \u3068\u9023\u643a\u3057\u3066\u5236\u5fa1\u3059\u308b<\/li>\n<\/ul>\n<\/div>\n<p>\u307e\u305f\u3001WordPress\u3084\u30c6\u30fc\u30de\u306b\u3088\u3063\u3066\u306f <span class=\"fontbackground\" style=\"background:;\">@supports<\/span> \u304c<span class=\"fontbackground\" style=\"background:;\"> minify <\/span>\u6642\u306b\u5d29\u308c\u308b\u5834\u5408\u3082\u3042\u308b\u306e\u3067\u3001\u30d3\u30eb\u30c9\u74b0\u5883\u3068\u306e\u76f8\u6027\u78ba\u8a8d\u3082\u5927\u5207\u3067\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u307e\u3068\u3081<\/span><\/h2>\n<p>CSS \u306e\u9032\u5316\u306f\u7d20\u6674\u3089\u3057\u3044\u3067\u3059\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u72a0\u7272\u306b\u3057\u3066\u306f\u610f\u5473\u304c\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n<span class=\"fontbackground\" style=\"background:;\">@supports<\/span> \u3092\u4f7f\u3048\u3070\u3001<span class=\"sc_marker-animation\">\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u3078\u306e\u914d\u616e\u3092\u4fdd\u3061\u306a\u304c\u3089\u30e2\u30c0\u30f3\u306a\u8868\u73fe\u3092\u5c0e\u5165<\/span>\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"sc_designlist ol radius solid blue\">\n<ol>\n<li>\u975e\u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u306b\u3082\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3067\u5bfe\u5fdc<\/li>\n<li>\u6761\u4ef6\u4ed8\u304d\u3067\u65b0\u6a5f\u80fd\u3092\u6bb5\u968e\u7684\u306b\u9069\u7528\u53ef\u80fd<\/li>\n<li>UX\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u640d\u306a\u308f\u306a\u3044\u5b9f\u88c5\u304c\u3067\u304d\u308b<\/li>\n<\/ol>\n<\/div>\n<p><span class=\"sc_marker-animation\">CSS\u65b0\u6a5f\u80fd\u3092\u201c\u5b89\u5168\u306b\u201d\u5c0e\u5165\u3057\u305f\u3044\u306a\u3089\u3001\u307e\u305a\u306f @supports \u304b\u3089\u59cb\u3081\u3066\u307f\u307e\u3057\u3087\u3046\uff01<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><figure id=\"attachment_475\" aria-describedby=\"caption-attachment-475\" style=\"width: 1500px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/satokotadesign.com\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/satokotadesign.com\/blog\/wp-content\/uploads\/2022\/10\/bnr.jpg\" alt=\"\u9759\u5ca1\u770c\u6d5c\u677e\u5e02\u3067\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u5236\u4f5c\u306a\u3089satokotadesign\" width=\"1500\" height=\"500\" class=\"size-full wp-image-475\" srcset=\"https:\/\/satokotadesign.com\/blog\/wp-content\/uploads\/2022\/10\/bnr.jpg 1500w, https:\/\/satokotadesign.com\/blog\/wp-content\/uploads\/2022\/10\/bnr-500x167.jpg 500w, https:\/\/satokotadesign.com\/blog\/wp-content\/uploads\/2022\/10\/bnr-1024x341.jpg 1024w, https:\/\/satokotadesign.com\/blog\/wp-content\/uploads\/2022\/10\/bnr-768x256.jpg 768w\" sizes=\"auto, (max-width: 1500px) 100vw, 1500px\" \/><\/a><figcaption id=\"caption-attachment-475\" class=\"wp-caption-text\"><a href=\"https:\/\/satokotadesign.com\/contact\/\" target=\"_blank\" rel=\"noopener\">\u9759\u5ca1\u770c\u6d5c\u677e\u5e02\u3067\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u5236\u4f5c\u306a\u3089satokotadesign<\/a><\/figcaption><\/figure><\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01\u9759\u5ca1\u770c\u6d5c\u677e\u5e02\u3067WEB\u30c7\u30b6\u30a4\u30ca\u30fc\u3092\u3057\u3066\u3044\u307e\u3059\u5c0f\u7027\u3067\u3059\u3002 \u8fd1\u5e74\u3001CSS\u306f\u9a5a\u304f\u307b\u3069\u9032\u5316\u3057\u3066\u3044\u307e\u3059\u3088\u306d\u3002 \u3001\u3001\u3001 \u306a\u3069\u3001\u8868\u73fe\u529b\u8c4a\u304b\u306a\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u3069\u3093\u3069\u3093\u767b\u5834\u3057\u3066\u3044\u307e\u3059\u3002 \u3067\u3082\u3001\u3053\u3093\u306a\u5fc3\u914d\u2026\u3042\u308a\u307e\u305b\u3093\u304b\uff1f \u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u3067\u5d29\u308c\u306a\u3044\u304b\u5fc3\u914d \u5168\u2026<\/p>\n","protected":false},"author":1,"featured_media":2364,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[7],"tags":[9],"class_list":["post-2361","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-web","tag-css"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/posts\/2361","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/comments?post=2361"}],"version-history":[{"count":2,"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/posts\/2361\/revisions"}],"predecessor-version":[{"id":2363,"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/posts\/2361\/revisions\/2363"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/media\/2364"}],"wp:attachment":[{"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/media?parent=2361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/categories?post=2361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/satokotadesign.com\/blog\/wp-json\/wp\/v2\/tags?post=2361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}