{"id":65458,"date":"2025-06-30T22:35:47","date_gmt":"2025-06-30T13:35:47","guid":{"rendered":"https:\/\/kinqsta.com\/jp\/?p=65458&#038;preview=true&#038;preview_id=65458"},"modified":"2025-07-01T23:37:37","modified_gmt":"2025-07-01T14:37:37","slug":"css-tips-wordpress","status":"publish","type":"post","link":"https:\/\/kinqsta.com\/jp\/blog\/css-tips-wordpress\/","title":{"rendered":"WordPress\u30b5\u30a4\u30c8\u904b\u55b6\u3092\u52b9\u7387\u5316\u3059\u308bCSS\u306e\u5c0f\u62809\u9078"},"content":{"rendered":"<p><a href=\"https:\/\/kinqsta.com\/jp\/blog\/how-to-customize-wordpress-theme\/\">\u30c6\u30fc\u30de\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/a>\u3059\u308b\u306b\u3057\u3066\u3082\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u304c\u591a\u3044\u7ba1\u7406\u753b\u9762\u3092\u3059\u3063\u304d\u308a\u3055\u305b\u308b\u306b\u3057\u3066\u3082\u3001\u3042\u308b\u3044\u306f\u3069\u306e\u753b\u9762\u3067\u3082\u30d6\u30ed\u30b0\u8a18\u4e8b\u304c\u304d\u308c\u3044\u306b\u898b\u3048\u308b\u3088\u3046\u8abf\u6574\u3059\u308b\u306b\u3057\u3066\u3082\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-css\/\">CSS<\/a>\u306f\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u5897\u3084\u3059\u3053\u3068\u306a\u304f<a href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-wordpress\/\">WordPress<\/a>\u30b5\u30a4\u30c8\u3092\u8abf\u6574\u3059\u308b\u624b\u3063\u53d6\u308a\u65e9\u3044\u4fbf\u5229\u306a\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u3059\u3079\u3066\u306eWordPress\u5229\u7528\u8005\u304c\u3001\u30c6\u30fc\u30de\u306e\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u3092\u8abf\u3079\u305f\u308a\u3001<a href=\"https:\/\/www.youtube.com\/shorts\/yYcL3kUSGZA\">\u30d6\u30ed\u30c3\u30af\u30a8\u30c7\u30a3\u30bf\u30fc<\/a>\u306e\u7656\u3092\u89e3\u8aad\u3057\u305f\u308a\u3059\u308b\u6642\u9593\u304c\u3042\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u3053\u3067\u3001WordPress\u30b5\u30a4\u30c8\u3067\u4f7f\u3048\u308b\u52b9\u7387\u5316\u3092\u52a9\u3051\u308bCSS\u306e\u5c0f\u6280\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>\u30d6\u30ed\u30ac\u30fc\u3001\u30b5\u30a4\u30c8\u6240\u6709\u8005\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/types-of-developers\/\">\u958b\u767a\u8005<\/a>\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/best-tools-for-freelancers\/\">\u30d5\u30ea\u30fc\u30e9\u30f3\u30b5\u30fc<\/a>\u306a\u3069\u3001WordPress\u3092\u65e5\u3005\u6271\u3046\u4eba\u304c\u76f4\u9762\u3059\u308b\u30a4\u30e9\u30a4\u30e9\u3092\u89e3\u6c7a\u3059\u308b\u5f79\u306b\u7acb\u3064\u306f\u305a\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30a2\u30f3\u30ab\u30fc\u30ea\u30f3\u30af\u3067\u30d8\u30c3\u30c0\u30fc\u304c\u90aa\u9b54\u3092\u3059\u308b\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b<\/li>\n<li>\u6700\u65b0\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u30c6\u30af\u30cb\u30c3\u30af\u3067\u9577\u3044\u6295\u7a3f\u30b0\u30ea\u30c3\u30c9\u306e\u8868\u793a\u3092\u5186\u6ed1\u306b<\/li>\n<li>\u30d7\u30e9\u30b0\u30a4\u30f3\u306a\u3057\u3067\u30ed\u30b0\u30a4\u30f3\u753b\u9762\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b<\/li>\n<li>\u80a5\u5927\u5316\u3057\u305f\u30d7\u30e9\u30b0\u30a4\u30f3\u306eUI\u8981\u7d20\u3092\u96a0\u3059<\/li>\n<li>\u305d\u306e\u4ed6\u591a\u6570<\/li>\n<\/ul>\n<p><a href=\"https:\/\/kinqsta.com\/jp\/blog\/create-classic-wordpress-theme\/\">\u30af\u30e9\u30b7\u30c3\u30af\u306a\u30c6\u30fc\u30de<\/a>\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-block-theme-development\/\">\u30d6\u30ed\u30c3\u30af\u30d9\u30fc\u30b9\u306e\u30c6\u30fc\u30de<\/a>\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-page-builders\/\">\u30d3\u30eb\u30c0\u30fc<\/a>\u306e\u3044\u305a\u308c\u3092\u4f7f\u7528\u3057\u3066\u3044\u3066\u3082\u3001\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306e\u6574\u7406\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u306f\u6b20\u304b\u305b\u307e\u305b\u3093\u3002<\/p>\n<div><\/div><kinsta-auto-toc heading=\"Table of Contents\" exclude=\"last\" list-style=\"arrow\" selector=\"h2\" count-number=\"-1\"><\/kinsta-auto-toc>\n<h2>1. \u30e1\u30cb\u30e5\u30fc\u30d0\u30fc\u3068\u30a2\u30f3\u30ab\u30fc\u30ea\u30f3\u30af\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b<\/h2>\n<p>\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u305f\u969b\u3001\u30b8\u30e3\u30f3\u30d7\u5148\u306e\u898b\u51fa\u3057\u304c\u56fa\u5b9a\u3055\u308c\u305f\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\uff08<a href=\"https:\/\/kinqsta.com\/blog\/sticky-header\/\">\u30b9\u30c6\u30a3\u30c3\u30ad\u30fc\u30d8\u30c3\u30c0\u30fc<\/a>\uff09\u306e\u88cf\u306b\u96a0\u308c\u3066\u3057\u307e\u3063\u305f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f\u3053\u308c\u306f\u3001\u7279\u306b\u76ee\u6b21\u3092\u5b9f\u88c5\u3059\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f7f\u3063\u305f\u6642\u306b\u9577\u3044\u6295\u7a3f\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u3001WordPress\u7279\u6709\u306e\u554f\u984c\u3067\u3059\u3002<\/p>\n<p>\u307b\u3068\u3093\u3069\u306e\u30c6\u30fc\u30de\u306f\u3001<code>position: sticky<\/code>\u307e\u305f\u306f<code>fixed<\/code>\u3092\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306b\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u30a2\u30f3\u30ab\u30fc\u30ea\u30f3\u30af\uff08<code>#faq<\/code> \u3084<code>#pricing<\/code> \u306a\u3069\uff09\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u305d\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u4e00\u756a\u4e0a\u3001\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306e\u771f\u4e0b\u307e\u3067\u79fb\u52d5\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001<code>scroll-margin-top<\/code> CSS\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u898b\u51fa\u3057\u306e\u4e0a\u306b\u30b9\u30da\u30fc\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u3082\u306e\u3067\u3001\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u304c\u90aa\u9b54\u306a\u4f4d\u7f6e\u306b\u8868\u793a\u3055\u308c\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">h2, h3 {\n  scroll-margin-top: 80px;\n}<\/code><\/pre>\n<p>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306f\u3001\u30d8\u30c3\u30c0\u30fc\u306e\u9ad8\u3055\u306b\u5024\u3092\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3059\u3002\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306e\u9ad8\u3055\u304c64px\u306e\u5834\u5408\u3001<code>scroll-margin-top: 64px<\/code> \u3001\u307e\u305f\u306f\u305d\u308c\u3088\u308a\u3082\u5c11\u3057\u9ad8\u3044\u5024\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30a2\u30f3\u30ab\u30fc\u30ea\u30f3\u30af\u3067\u4f7f\u7528\u3059\u308b\u898b\u51fa\u3057\u30ec\u30d9\u30eb\u306b\u3082\u9069\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u901a\u5e38\u306f<code>h2<\/code> \u307e\u305f\u306f<code>h3<\/code>\u3067\u3059\u3002<\/p>\n<h2>2. &lt;body&gt;\u30af\u30e9\u30b9\u3067\u7279\u5b9a\u306eWordPress\u7ba1\u7406\u753b\u9762\u3092\u7de8\u96c6\u3059\u308b<\/h2>\n<p>\u591a\u304f\u306eWordPress\u30d7\u30e9\u30b0\u30a4\u30f3\u306b\u3088\u308a\u3001\u8ca9\u58f2\u4fc3\u9032\u306e\u901a\u77e5\u3084\u30d0\u30ca\u30fc\u3001\u30b9\u30bf\u30a4\u30eb\u306e\u6574\u3063\u3066\u3044\u306a\u3044\u8981\u7d20\u304c\u7ba1\u7406\u753b\u9762\u306b\u51fa\u73fe\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30b5\u30a4\u30c8\u5168\u4f53\u3067\u305d\u308c\u3092\u5909\u66f4\u3001\u524a\u9664\u3059\u308b\u306e\u304c\u6709\u52b9\u3067\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<a href=\"https:\/\/kinqsta.com\/jp\/blog\/woocommerce-tutorial\/\">WooCommerce<\/a>\u306e\u8a2d\u5b9a\u3084<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-custom-post-types\/\">\u30ab\u30b9\u30bf\u30e0\u6295\u7a3f\u30bf\u30a4\u30d7<\/a>\u30a8\u30c7\u30a3\u30bf\u30fc\u306e\u3088\u3046\u306a\u7279\u5b9a\u306e\u753b\u9762\u3060\u3051\u3092\u5909\u66f4\u3057\u305f\u3044\u5834\u5408\u306f\u7279\u306b\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>WordPress\u306f\u3001\u7ba1\u7406\u30da\u30fc\u30b8\u306e<code>&lt;body&gt;<\/code>\u30bf\u30b0\u306b\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u8003\u616e\u3057\u305f\u30af\u30e9\u30b9\u3092\u81ea\u52d5\u7684\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002\u305d\u306e\u30af\u30e9\u30b9\u306b\u306f\u3001\u30da\u30fc\u30b8\u30b9\u30e9\u30c3\u30b0\u3001\u6295\u7a3f\u30bf\u30a4\u30d7\u3001\u30e1\u30cb\u30e5\u30fc\u30a2\u30a4\u30c6\u30e0\u306e\u53c2\u7167\u304c\u542b\u307e\u308c\u3001\u5fc5\u8981\u306a\u5834\u6240\u306b\u306e\u307f\u9069\u7528\u3055\u308c\u308b\u30b9\u30b3\u30fc\u30d7\u4ed8\u304d\u306eCSS\u3092\u8a18\u8ff0\u3059\u308b\u306e\u306b\u975e\u5e38\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001WooCommerce\u306e\u8a2d\u5b9a\u30da\u30fc\u30b8\u3060\u3051\u901a\u77e5\u3092\u975e\u8868\u793a\u306b\u3057\u305f\u3044\u3068\u3057\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">body.toplevel_page_woocommerce .notice {\n  display: none;\n}<\/code><\/pre>\n<p>\u3053\u306e\u30af\u30e9\u30b9\u3092\u898b\u3064\u3051\u308b\u306b\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-admin\/\">WordPress\u306e\u7ba1\u7406\u753b\u9762<\/a>\u3092\u958b\u3044\u3066\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001\u300c<strong>\u691c\u8a3c<\/strong>\u300d\u3092\u9078\u629e\u3057\u307e\u3059\uff08\u307e\u305f\u306f\u3001<code>Cmd+Option+I<\/code> \/<code>Ctrl+Shift+I<\/code> \uff09\u3002\u305d\u3057\u3066<code>&lt;body&gt;<\/code>\u30bf\u30b0\u3092\u63a2\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3044\u304f\u3064\u304b\u306e\u4fbf\u5229\u306a\u30af\u30e9\u30b9\u304c\u898b\u3064\u304b\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u7ba1\u7406\u753b\u9762\u30c8\u30c3\u30d7\u3067\u306f\u4ee5\u4e0b\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">&lt;body class=\"wp-admin wp-core-ui index-php wp-dashboard theme-astra ...\"&gt;<\/code><\/pre>\n<p>\u5178\u578b\u7684\u306a\u30af\u30e9\u30b9<\/p>\n<ul>\n<li><code>post-type-product<\/code>\uff1aWooCommerce\u30d7\u30ed\u30c0\u30af\u30c8\u30a8\u30c7\u30a3\u30bf\u30fc<\/li>\n<li><code>edit-tags-php<\/code>\uff1a\u30ab\u30c6\u30b4\u30ea\u30fc\/\u30bf\u30b0\u7ba1\u7406<\/li>\n<li><code>settings_page_yoast<\/code>\uff1aYoest SEO\u8a2d\u5b9a<\/li>\n<li><code>toplevel_page_woocommerce<\/code>\uff1a\u30e1\u30a4\u30f3WooCommerce\u8a2d\u5b9a\u30da\u30fc\u30b8<\/li>\n<\/ul>\n<p>CSS\u3067\u3053\u308c\u3089\u3092\u4f7f\u7528\u3059\u308b\u306b\u306f\u3001\u30ab\u30b9\u30bf\u30e0\u7ba1\u7406\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u3092<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wp-enqueue-scripts\/\">\u30a8\u30f3\u30ad\u30e5\u30fc<\/a>\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30ab\u30b9\u30bf\u30de\u30a4\u30b6\u30fc\u304b\u3089\u8ffd\u52a0\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u6b21\u3092\u30c6\u30fc\u30de\u306e<code>functions.php<\/code> \u306b\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre><code class=\"language-php\">function my_custom_admin_styles() {\n  wp_enqueue_style(\n    'my-admin-css',\n    get_stylesheet_directory_uri() . '\/admin.css'\n  );\n}\nadd_action('admin_enqueue_scripts', 'my_custom_admin_styles');<\/code><\/pre>\n<p>\u6b21\u306b\u3001\u30c6\u30fc\u30de\u30d5\u30a9\u30eb\u30c0\u306b<code>admin.css<\/code> \u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3001\u305d\u3053\u306b\u30b9\u30b3\u30fc\u30d7\u3092\u5b9a\u7fa9\u3057\u305f\u30b9\u30bf\u30a4\u30eb\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<h2>3. \u30da\u30fc\u30b8\u30d3\u30eb\u30c0\u30fc\u306a\u3057\u3067\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u30b0\u30ea\u30c3\u30c9\u3092\u4f5c\u308b<\/h2>\n<p>\u30da\u30fc\u30b8\u30d3\u30eb\u30c0\u30fc\u3067\u30ec\u30a4\u30a2\u30a6\u30c8\u4f5c\u6210\u304c\u7c21\u5358\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u80a5\u5927\u5316\u306e\u539f\u56e0\u306b\u3082\u306a\u308a\u307e\u3059\u3002\u30af\u30e9\u30b7\u30c3\u30af\u30c6\u30fc\u30de\uff08<a href=\"https:\/\/kinqsta.com\/blog\/generatepress-vs-astra\/\">Astra\u3084GeneratePress<\/a>\u306a\u3069\uff09\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u3042\u308b\u3044\u306f\u72ec\u81ea\u306e<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-block-templates\/\">\u30d6\u30ed\u30c3\u30af\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<\/a>\u3092\u4f5c\u6210\u3059\u308b\u5834\u5408\u3001CSS\u30b0\u30ea\u30c3\u30c9\u3067\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u7d20\u65e9\u304f\u3001\u304d\u308c\u3044\u306b\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u7279\u306b\u6b21\u306e\u3088\u3046\u306a\u5834\u5408\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u30db\u30fc\u30e0\u3084\u30a2\u30fc\u30ab\u30a4\u30d6\u30da\u30fc\u30b8\u306e\u30d6\u30ed\u30b0\u8a18\u4e8b\u30b0\u30ea\u30c3\u30c9<\/li>\n<li>\u30a4\u30d9\u30f3\u30c8\u3001\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u3001\u304a\u5ba2\u69d8\u306e\u58f0\u306a\u3069\u306e\u30ab\u30b9\u30bf\u30e0\u6295\u7a3f\u30bf\u30a4\u30d7\u306e\u30ea\u30b9\u30c8<\/li>\n<li>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u4e0a\u66f8\u304d\u3057\u306a\u3044WooCommerce\u5546\u54c1\u30ec\u30a4\u30a2\u30a6\u30c8<\/li>\n<\/ul>\n<p>\u3053\u308c\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001\u5b50\u30c6\u30fc\u30de\u306e\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u306b\u4ee5\u4e0b\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067OK\u3067\u3059\uff08\u307e\u305f\u306f<code>functions.php<\/code> \u7d4c\u7531\u3067\u30a8\u30f3\u30ad\u30e5\u30fc\u3057\u307e\u3059\uff09\u3002<\/p>\n<pre><code class=\"language-css\">.post-list {\n  display: grid;\n  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));\n  gap: 1.5rem;\n}<\/code><\/pre>\n<p>\u305d\u3057\u3066\u3001\u30eb\u30fc\u30d7\u3092\u3053\u306e\u3088\u3046\u306b\u30b3\u30f3\u30c6\u30ca\u3067\u56f2\u307f\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-php\">&lt;div class=\"post-list\"&gt;\n  &lt;?php while (have_posts()) : the_post(); ?&gt;\n    &lt;div class=\"post-card\"&gt;\n      &lt;h2&gt;&lt;?php the_title(); ?&gt;&lt;\/h2&gt;\n      &lt;p&gt;&lt;?php the_excerpt(); ?&gt;&lt;\/p&gt;\n    &lt;\/div&gt;\n  &lt;?php endwhile; ?&gt;\n&lt;\/div&gt;<\/code><\/pre>\n<p>\u3053\u306eCSS\u306f\u3001\u81ea\u52d5\u7684\u306b\u53ce\u307e\u308b\u3060\u3051\u306e\u30ab\u30e9\u30e0\u3092\u4f5c\u6210\u3057\u3001\u5404\u30a2\u30a4\u30c6\u30e0\u306e\u5e45\u304c\u5c11\u306a\u304f\u3068\u3082280px\u306b\u306a\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u5c0f\u3055\u306a\u753b\u9762\u3067\u306f\u30ab\u30e9\u30e0\u304c\u5c11\u306a\u304f\u306a\u308a\u307e\u3059\u3002<a href=\"https:\/\/kinqsta.com\/blog\/javascript-media-query\/\">\u30e1\u30c7\u30a3\u30a2\u30af\u30a8\u30ea<\/a>\u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u4e0d\u8981\u3067\u3059\u3002<\/p>\n<h2>4. \u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u30d5\u30a9\u30f3\u30c8\u306bclamp()\u3092\u4f7f\u7528\u3059\u308b<\/h2>\n<p>\u8907\u6570\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b5\u30a4\u30ba\u306b\u5bfe\u5fdc\u3059\u308b\u30c7\u30b6\u30a4\u30f3\u306f\u3001\u3057\u3070\u3057\u3070\u30e1\u30c7\u30a3\u30a2\u30af\u30a8\u30ea\u3092\u4f7f\u3063\u3066\u30d5\u30a9\u30f3\u30c8\u30b5\u30a4\u30ba\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u30e1\u30c7\u30a3\u30a2\u30af\u30a8\u30ea\u306f\u3001\u7279\u306b\u8907\u6570\u306e\u30d6\u30ec\u30a4\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u6271\u3046\u5834\u5408\u3084\u3001\u30c7\u30d0\u30a4\u30b9\u9593\u3067\u4e00\u8cab\u3057\u305f\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u304c\u5fc5\u8981\u306a\u5834\u5408\u306b\u3001\u9762\u5012\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067 <code><a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/clamp\">clamp()<\/a><\/code>\u306e\u51fa\u756a\u3067\u3059\u3002\u30e2\u30c0\u30f3\u306aCSS\u95a2\u6570\u3067\u3001\u6700\u5c0f\u30b5\u30a4\u30ba\u3001\u512a\u5148\u30b5\u30a4\u30ba\u3001\u6700\u5927\u30b5\u30a4\u30ba\u306e\u9593\u306e\u6d41\u52d5\u7684\u306a\u5024\u3092\u3001\u3059\u3079\u30661\u884c\u3067\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u57fa\u672c\u7684\u306a\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-css\">font-size: clamp(min, preferred, max);<\/code><\/pre>\n<p>\u3053\u308c\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u30d3\u30e5\u30fc\u30dd\u30fc\u30c8\u5e45\u306b\u57fa\u3065\u3044\u3066\u30d5\u30a9\u30f3\u30c8\u30b5\u30a4\u30ba\u3092\u81ea\u52d5\u7684\u306b\u8abf\u6574\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3082\u306e\u3067\u3001\u30e1\u30c7\u30a3\u30a2\u30af\u30a8\u30ea\u3092\u5225\u9014\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u307b\u3068\u3093\u3069\u306eWordPress\u30c6\u30fc\u30de\uff08\u7279\u306b\u30d6\u30ed\u30c3\u30af\u30c6\u30fc\u30de\uff09\u306f\u6d41\u52d5\u7684\u30c7\u30b6\u30a4\u30f3\u3092\u53d6\u308a\u5165\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/gutenberg-wordpress-editor\/\">Gutenberg\u306e\u30d6\u30ed\u30c3\u30af\u30a8\u30c7\u30a3\u30bf\u30fc<\/a>\u3067\u306f\u3001\u7279\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5834\u5408\u3001\u30d5\u30a9\u30f3\u30c8\u306e\u62e1\u5927\u7e2e\u5c0f\u3092\u5b8c\u5168\u306b\u7ba1\u7406\u3067\u304d\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/p>\n<ul>\n<li>\u30d2\u30fc\u30ed\u30fc\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u898b\u51fa\u3057<\/li>\n<li>\u6ce8\u76ee\u8a18\u4e8b\u306e\u30bf\u30a4\u30c8\u30eb<\/li>\n<li>\u5168\u5e45\u30da\u30fc\u30b8\u30ec\u30a4\u30a2\u30a6\u30c8<\/li>\n<\/ul>\n<p>\u30e1\u30c7\u30a3\u30a2\u30af\u30a8\u30ea\u3067\u8907\u6570\u306e\u30d5\u30a9\u30f3\u30c8\u30b5\u30a4\u30ba\u3092\u30cf\u30fc\u30c9\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001<code>clamp()<\/code> \u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u3088\u308a\u3059\u3063\u304d\u308a\u3068\u3057\u305f\u30b3\u30fc\u30c9\u3001\u7121\u99c4\u306e\u306a\u3044\u7e70\u308a\u8fd4\u3057\u3001\u512a\u308c\u305f\u5fdc\u7b54\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<code>theme.json<\/code> \u307e\u305f\u306f<code>editor-style.css<\/code> \u3092\u4f7f\u3063\u3066\u3001\u30ab\u30b9\u30bf\u30e0\u30d6\u30ed\u30c3\u30af\u30b9\u30bf\u30a4\u30eb\u5185\u306e\u898b\u51fa\u3057\u3001\u30dc\u30bf\u30f3\u3001\u30d6\u30ed\u30c3\u30af\u30af\u30a9\u30fc\u30c8\u306a\u3069\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">h1 {\n  font-size: clamp(1.8rem, 4vw + 1rem, 3rem);\n}<\/code><\/pre>\n<p><code>clamp()<\/code> \u306f\u3059\u3079\u3066\u306e\u30e2\u30c0\u30f3\u30d6\u30e9\u30a6\u30b6\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6975\u7aef\u306b\u6642\u4ee3\u9045\u308c\u306e\u4f01\u696d\u5411\u3051\u30d6\u30e9\u30a6\u30b6\uff08WordPress\u81ea\u4f53\u304c\u30b5\u30dd\u30fc\u30c8\u3057\u306a\u304f\u306a\u3063\u305fInternet Explorer 11\u306a\u3069\uff09\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u3057\u3066\u3044\u306a\u3044\u9650\u308a\u554f\u984c\u306a\u304f\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>5. content-visibility\u3067\u9577\u3044\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u3092\u6539\u5584\u3059\u308b<\/h2>\n<p>\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u3067\u30d6\u30ed\u30b0\u8a18\u4e8b\u4e00\u89a7\u3092\u8868\u793a\u3057\u305f\u308a\u3001\u30b7\u30e7\u30c3\u30d7\u30da\u30fc\u30b8\u3067\u4f55\u5341\u3082\u306e\u5546\u54c1\u3092\u8aad\u307f\u8fbc\u3093\u3060\u308a\u3001\u30ab\u30b9\u30bf\u30e0\u30af\u30a8\u30ea\u3092\u4f7f\u3063\u3066\u304a\u5ba2\u69d8\u306e\u58f0\u3092\u8868\u793a\u3057\u305f\u308a\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u7279\u306b\u30e2\u30d0\u30a4\u30eb\u3067\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u554f\u984c\u306b\u76f4\u9762\u3057\u305f\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002\u9577\u3044\u30ea\u30b9\u30c8\u3092\u30b9\u30af\u30ed\u30fc\u30eb\u3059\u308b\u3068\u304d\u306b\u611f\u3058\u308b\u9045\u5ef6\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u304b\u304b\u308b\u8ca0\u8377\u306e\u5927\u304d\u3055\u304c\u539f\u56e0\u3067\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067 <code><a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/content-visibility\">content-visibility<\/a><\/code>CSS\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u4f7f\u3048\u307e\u3059\u3002\u3053\u308c\u306f\u30d6\u30e9\u30a6\u30b6\u306b\u300c\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u3066\u8868\u793a\u3055\u308c\u308b\u307e\u3067\u3001\u3053\u306e\u8981\u7d20\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u306a\u3044\u300d\u3088\u3046\u306b\u6307\u793a\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-css\">.article-card {\n  content-visibility: auto;\n  contain-intrinsic-size: 400px;\n}<\/code><\/pre>\n<p>\u3053\u308c\u306fHTML\u8981\u7d20\u306e\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\uff08\u30ec\u30a4\u30b8\u30fc\u30ed\u30fc\u30c9\uff09\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3001\u753b\u9762\u5916\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u3084\u63cf\u753b\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3057\u307e\u3059\u3002\u307e\u305f <code><a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/contain-intrinsic-size\">contain-intrinsic-size<\/a><\/code>\u306f\u30d6\u30e9\u30a6\u30b6\u306b\u63a8\u5b9a\u306e\u9ad8\u3055\u3092\u4e0e\u3048\u3066\u30b9\u30da\u30fc\u30b9\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u8aad\u307f\u8fbc\u307e\u308c\u305f\u3068\u304d\u306b\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u305a\u308c\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u30c6\u30fc\u30de\u3092\u7de8\u96c6\u3059\u308b\u969b\u306b\u3001<code>.article-card<\/code> \u307e\u305f\u306f<code>.product-card<\/code>\u306e\u3088\u3046\u306a\u30af\u30e9\u30b9\u3092\u5404\u30eb\u30fc\u30d7\u30a2\u30a4\u30c6\u30e0\u306b\u8ffd\u52a0\u3057\u3001CSS\u3092<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-child-theme\/\">\u5b50\u30c6\u30fc\u30de<\/a>\u306e\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u306b\u7d44\u307f\u8fbc\u3080\u304b\u3001<code>functions.php<\/code>\u7d4c\u7531\u3067\u30a8\u30f3\u30ad\u30e5\u30fc\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>Gutenberg\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30d6\u30ed\u30c3\u30af\u306b\u30ab\u30b9\u30bf\u30e0\u30af\u30e9\u30b9\u3092\u8ffd\u52a0\u3057\uff08\u300c<strong>\u8a73\u7d30\u8a2d\u5b9a<\/strong>\u300d\u3067\uff09\u3001\u300c<strong>\u8ffd\u52a0CSS<\/strong>\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u307e\u305f\u306f\u30c6\u30fc\u30de\u30d5\u30a1\u30a4\u30eb\u3067\u305d\u308c\u3092\u5bfe\u8c61\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<aside role=\"note\" class=\"wp-block-kinsta-notice is-style-info\">\n            <h3>Info<\/h3>\n        <p>\u3053\u308c\u306f\u3001\u512a\u308c\u305f<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/caching\/\">\u30ad\u30e3\u30c3\u30b7\u30e5<\/a>\u3084<a href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-a-cdn\/\">CDN<\/a>\u306e\u4ee3\u308f\u308a\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u304c\u3001\u9577\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30ea\u30b9\u30c8\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u969b\u306b\u3001\u77e5\u899a\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6539\u5584\u3059\u308b\u512a\u308c\u305f\u624b\u6cd5\u3067\u3059\u3002\u307e\u305f\u3001\u753b\u50cf\u306b\u3064\u3044\u3066\u306f\u52b9\u679c\u304c\u3042\u308a\u307e\u305b\u3093\uff08\u6700\u65b0\u306eWordPress\u3067\u306f\u3001\u753b\u50cf\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u3055\u308c\u308b\u305f\u3081\uff09\u3002<\/p>\n<\/aside>\n\n<h2>6. \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30b9\u30bf\u30a4\u30eb\u4e0a\u66f8\u304d\u306b!important\u3092\u9069\u7528\u3059\u308b<\/h2>\n<p>WordPress\u30b5\u30a4\u30c8\u306e\u30b9\u30bf\u30a4\u30eb\u8a2d\u5b9a\u304c\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u554f\u984c\u306f\u6c7a\u3057\u3066\u73cd\u3057\u3044\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30eb\u30fc\u30eb\u3092\u66f8\u3044\u3066\u3001\u30bb\u30ec\u30af\u30bf\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3001\u66f4\u65b0\u3057\u3066\u3082\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u306b\u6700\u521d\u304b\u3089\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u30b9\u30bf\u30a4\u30eb\u304c\u52dd\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u3001\u591a\u304f\u306eWordPress\u30d7\u30e9\u30b0\u30a4\u30f3\u304c\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30b9\u30bf\u30a4\u30eb\u3092\u4e0a\u66f8\u304d\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u8d77\u3053\u308b\u554f\u984c\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7279\u5fb4\u304c\u9855\u8457\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u9ad8\u3044\u7279\u7570\u6027\uff08\u9577\u3044\u30af\u30e9\u30b9\u30c1\u30a7\u30fc\u30f3\uff09<\/li>\n<li>\u30a4\u30f3\u30e9\u30a4\u30f3<code>style<\/code> \u5c5e\u6027<\/li>\n<li>\u3042\u306a\u305f\u306e\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u306e\u5f8c\u306b\u8aad\u307f\u8fbc\u307e\u308c\u308b\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8<\/li>\n<\/ul>\n<p>\u8907\u96d1\u306a\u30bb\u30ec\u30af\u30bf\u3092\u63a2\u3059\u3088\u308a\u3082\u3001<code>!important<\/code>\u00a0\u3092\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/contact-form-7\/\">Contact Form 7<\/a>\u306f<code>.wpcf7-form-control<\/code> \u306e\u3088\u3046\u306a\u7279\u5b9a\u306e\u30af\u30e9\u30b9\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30b9\u30bf\u30a4\u30eb\u3092<code>!important<\/code>\u306a\u3057\u3067\u4e0a\u66f8\u304d\u3059\u308b\u306e\u306f\u56f0\u96e3\u3067\u3059\u3002<\/p>\n<p>\u30d5\u30a9\u30fc\u30e0\u306e\u5165\u529b\u6b04\u3092\u4e38\u304f\u8abf\u6574\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-css\">input.wpcf7-form-control {\n  border-radius: 6px !important;\n}<\/code><\/pre>\n<p>\u305f\u3060\u3057\u3001\u660e\u78ba\u306a\u610f\u56f3\u3092\u6301\u3063\u3066\u4f7f\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<code>!important<\/code> \u3092\u3042\u3061\u3053\u3061\u306b\u3070\u3089\u307e\u304f\u306e\u3067\u306f\u306a\u304f\u3001\u5c02\u7528\u306e\u7ba1\u7406\u8005\u7528\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u304b\u30d7\u30e9\u30b0\u30a4\u30f3\u4fee\u6b63\u7528\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u306b\u5206\u96e2\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u30e1\u30a4\u30f3\u30c6\u30fc\u30de\u306eCSS\u3092\u304d\u308c\u3044\u306b\u4fdd\u3061\u3001\u5f8c\u3067\u5076\u767a\u7684\u306a\u885d\u7a81\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c8\u306e\u958b\u767a\u3092\u8acb\u3051\u8ca0\u3063\u3066\u3044\u308b\u5834\u5408\u3001\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u30d5\u30a9\u30fc\u30af\u3057\u305f\u308a\u3001\u3055\u3089\u306b\u5225\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u8ffd\u52a0\u3057\u305f\u308a\u3059\u308b\u3053\u3068<em>\u306a\u304f\u3001<\/em>\u300c\u4e3b\u5f35\u306e\u5f37\u3044\u30d7\u30e9\u30b0\u30a4\u30f3\u300d\u306e\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u6574\u3059\u308b\u306e\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<h2>7. where()\u3067\u30d6\u30ed\u30c3\u30af\u30b9\u30bf\u30a4\u30eb\u3092\u4e0a\u66f8\u304d\u3059\u308b<\/h2>\n<p><a href=\"https:\/\/kinqsta.com\/blog\/dynamic-blocks\/\">Gutenberg\u30d6\u30ed\u30c3\u30af<\/a>\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b9\u30bf\u30a4\u30eb\u3092\u3044\u3058\u308d\u3046\u3068\u3057\u305f\u3053\u3068\u304c\u3042\u308b\u4eba\u306a\u3089\u3001\u305d\u306e\u82e6\u52b4\u3092\u3054\u5b58\u77e5\u3067\u3057\u3087\u3046\u3002WordPress\u306e\u30b3\u30a2\u3084\u30d6\u30ed\u30c3\u30af\u30d9\u30fc\u30b9\u306e\u30c6\u30fc\u30de\u306b\u306f\u3001\u975e\u5e38\u306b\u7279\u6b8a\u306a\u30bb\u30ec\u30af\u30bf\u304c\u540c\u68b1\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3082\u306e\u3067\u3059\u3002\u30dc\u30bf\u30f3\u306e\u4f59\u767d\u3092\u8abf\u6574\u3057\u305f\u308a\u3001\u30d6\u30ed\u30c3\u30af\u306e\u9593\u9694\u3092\u524a\u9664\u3057\u305f\u308a\u3068\u3044\u3063\u305f\u4e9b\u7d30\u306a\u5909\u66f4\u3067\u3055\u3048\u3001\u8907\u96d1\u306a\u4e0a\u66f8\u304d\u304b\u3001\u591a\u304f\u306e\u8a66\u884c\u932f\u8aa4\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f <code><a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/:where\">:where()<\/a><\/code>\u64ec\u4f3c\u30af\u30e9\u30b9\u3092\u4f7f\u3046\u3053\u3068\u3067\u3053\u308c\u3092\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002\u64ec\u4f3c\u30af\u30e9\u30b9\u306f\u3001CSS\u30bb\u30ec\u30af\u30bf\u306e\u30e9\u30c3\u30d1\u30fc\u3067\u3001\u305d\u306e\u4e2d\u306b\u4f55\u3092\u5165\u308c\u3066\u3082\u3001\u5e38\u306b\u7279\u7570\u6027\u304c\u30bc\u30ed\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">:where(.wp-block-button) {\n  margin-bottom: 0;\n}<\/code><\/pre>\n<p>\u3053\u308c\u306f\u3001<code>.wp-block-button<\/code> \u306b\u30b9\u30bf\u30a4\u30eb\u3092\u9069\u7528\u3057\u307e\u3059\u304c\u3001\u901a\u5e38\u306e\u30bb\u30ec\u30af\u30bf\u3068\u306f\u7570\u306a\u308a\u3001\u4ed6\u306eCSS\u30eb\u30fc\u30eb\u3068\u300c\u7af6\u5408\u300d\u3057\u306a\u3044\u305f\u3081\u3001\u5b89\u5168\u3067\u67d4\u8edf\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u30d6\u30ed\u30c3\u30af\u30c6\u30fc\u30de\uff08<a href=\"https:\/\/kinqsta.com\/jp\/blog\/twenty-twenty-four-theme\/\">Twenty Twenty-Four<\/a>\u3084Astra\u306e\u30d6\u30ed\u30c3\u30af\u30b9\u30bf\u30fc\u30bf\u30fc\u306a\u3069\uff09\u3092\u4f7f\u3063\u305f\u30b5\u30a4\u30c8\u3092\u5236\u4f5c\u3057\u3066\u3044\u308b\u3068\u3057\u307e\u3057\u3087\u3046\u3002\u30dc\u30bf\u30f3\u306e\u4e0b\u306e\u4f59\u5206\u306a\u4f59\u767d\u3092\u53d6\u308a\u9664\u304d\u305f\u3044\u3068\u4eee\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">.wp-block-button {\n  margin-bottom: 0;\n}<\/code><\/pre>\n<p>\u3057\u304b\u3057\u3001WordPress\u306e\u30b3\u30a2\u3084\u30c6\u30fc\u30de\u306b\u306f\u3001\u3082\u3063\u3068\u7279\u6b8a\u306a\u30eb\u30fc\u30eb\u304c\u3042\u308b\u3053\u3068\u3067\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<pre><code class=\"language-css\">.entry-content .wp-block-button:not(.is-style-outline) {\n  margin-bottom: 1.5rem;\n}<\/code><\/pre>\n<p>\u3082\u3063\u3068\u5177\u4f53\u6027\u3092\u6301\u305f\u305b\u305f\u308a\uff08\u4fdd\u5b88\u304c\u56f0\u96e3\u306b\u306a\u308a\u304c\u3061\uff09\u3001<code>!important<\/code> \uff08\u3054\u5b58\u77e5\u306e\u901a\u308a\u529b\u3065\u304f\u306e\u8853\uff09\u3092\u4f7f\u3063\u305f\u308a\u3001\u3082\u3057\u304f\u306f<code>:where()<\/code> \u3067\u3088\u308a\u5168\u4f53\u3068\u30de\u30c3\u30c1\u3057\u305fCSS\u7ba1\u7406\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>8. \u30d7\u30e9\u30b0\u30a4\u30f3\u306a\u3057\u3067WordPress\u30ed\u30b0\u30a4\u30f3\u753b\u9762\u3092\u5909\u66f4\u3059\u308b<\/h2>\n<p>\u30ed\u30b0\u30a4\u30f3\u753b\u9762\u306b\u30ed\u30b4\u3092\u8ffd\u52a0\u3057\u305f\u3044\u3002\u80cc\u666f\u8272\u3092\u5909\u3048\u305f\u3044\u3001\u30d5\u30a9\u30f3\u30c8\u3084\u30dc\u30bf\u30f3\u306e\u30b9\u30bf\u30a4\u30eb\u3092\u5909\u66f4\u3057\u305f\u3044\u3002\u305d\u3093\u306a\u8abf\u6574\u306b\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002WordPress\u3067\u306f\u3001CSS\u3067<a href=\"https:\/\/kinqsta.com\/blog\/wordpress-registration-form\/\">\u30ed\u30b0\u30a4\u30f3\u753b\u9762\u3092\u7c21\u5358\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/a>\u3067\u304d\u307e\u3059\u3002\u5fc5\u8981\u306a\u306e\u306f1\u3064\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u30d5\u30c3\u30af\u3060\u3051\u3067\u3059\u3002<\/p>\n<p><code>login_enqueue_scripts<\/code> \u30d5\u30c3\u30af\u3092\u4f7f\u3063\u3066\u30ab\u30b9\u30bf\u30e0\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u3092\u30a8\u30f3\u30ad\u30e5\u30fc\u3059\u308b\u3060\u3051\u3067OK\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-php\">function custom_login_styles() {\n  wp_enqueue_style(\n    'my-login-styles',\n    get_stylesheet_directory_uri() . '\/login.css'\n  );\n}\nadd_action('login_enqueue_scripts', 'custom_login_styles');<\/code><\/pre>\n<p>\u305d\u3057\u3066\u3001<code>login.css<\/code> \u30d5\u30a1\u30a4\u30eb\u306b\u6b21\u306e\u3088\u3046\u306b\u30b9\u30bf\u30a4\u30eb\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">body.login {\n  background-color: #f9f9f9;\n}\n\n.login h1 a {\n  background-image: url('\/wp-content\/uploads\/your-logo.png');\n  background-size: contain;\n  width: 100%;\n  height: 80px;\n}\n\n.login #loginform {\n  border-radius: 8px;\n  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);\n}<\/code><\/pre>\n<p>\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u5916\u89b3\u3092\u5909\u3048\u306a\u304c\u3089\u3001\u4f59\u8a08\u306a\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u5897\u3084\u3055\u305a\u306b\u6e08\u307f\u307e\u3059\u3002<\/p>\n<h2>9. \u753b\u50cf\u306e\u4e88\u671f\u305b\u306c\u306f\u307f\u51fa\u3057\u3092\u9632\u3050<\/h2>\n<p>\u30b3\u30f3\u30c6\u30ca\u306b\u5bfe\u3057\u3066\u5e45\u304c\u5e83\u3059\u304e\u308b\u753b\u50cf\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3001WordPress\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u30af\u30e9\u30b7\u30c3\u30af\u306a\u30c6\u30fc\u30de\u3084\u30da\u30fc\u30b8\/\u6295\u7a3f\u30b3\u30f3\u30c6\u30f3\u30c4\u3067\u9855\u8457\u3067\u3059\u3002\u753b\u50cf\u3092CSS\u3067\u5236\u5fa1\u3057\u306a\u3044\u3068\u3001\u89aa\u8981\u7d20\u304b\u3089\u306f\u307f\u51fa\u3057\u3001\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3084\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u305a\u308c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u901a\u5e38\u3001\u6b21\u306e\u3088\u3046\u306a\u5834\u5408\u306b\u8d77\u3053\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30b3\u30f3\u30c6\u30f3\u30c4\u7de8\u96c6\u8005\u304c\u914d\u7f6e\u3084\u30b5\u30a4\u30ba\u3092\u8a2d\u5b9a\u305b\u305a\u306b\u753b\u50cf\u3092\u8cbc\u308a\u4ed8\u3051\u305f<\/li>\n<li>\u30c6\u30fc\u30de\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u753b\u50cf\u51e6\u7406\u304c\u306a\u3044<\/li>\n<li>\u30ab\u30b9\u30bf\u30e0\u30d6\u30ed\u30c3\u30af\u3084\u30ec\u30ac\u30b7\u30fc\u30b7\u30e7\u30fc\u30c8\u30b3\u30fc\u30c9\u306e\u4e2d\u306b\u753b\u50cf\u3092\u8ffd\u52a0\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n<p>\u3053\u308c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u6700\u5927\u5e45\u3092\u8a2d\u5b9a\u3057\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u52d5\u4f5c\u3092\u30ea\u30bb\u30c3\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">img {\n  max-width: 100%;\n  height: auto;\n  display: block;\n}<\/code><\/pre>\n<p>\u3053\u308c\u304c\u4f55\u3092\u3059\u308b\u304b\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\uff1a<\/p>\n<ul>\n<li><code>max-width: 100%<\/code>\uff1a\u30a4\u30e1\u30fc\u30b8\u304c\u30b3\u30f3\u30c6\u30ca\u304b\u3089\u306f\u307f\u51fa\u3055\u306a\u3044\u3088\u3046\u306b\u3059\u308b<\/li>\n<li><code>height: auto<\/code>\uff1a\u5143\u306e\u30a2\u30b9\u30da\u30af\u30c8\u6bd4\u3092\u7dad\u6301<\/li>\n<li><code>display: block<\/code>\uff1a\u30a4\u30f3\u30e9\u30a4\u30f3\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306b\u3088\u3063\u3066\u751f\u3058\u308b\u3001\u753b\u50cf\u306e\u4e0b\u306e\u4e88\u671f\u305b\u306c\u30ae\u30e3\u30c3\u30d7\u3092\u53d6\u308a\u9664\u304f<\/li>\n<\/ul>\n<p>\u540c\u3058\u30d1\u30bf\u30fc\u30f3\u3092\u52d5\u753b\u306e\u5236\u7d04\u306b\u3082\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-css\">iframe {\n  max-width: 100%;\n  height: auto;\n  display: block;\n}<\/code><\/pre>\n<p>\u3042\u308b\u3044\u306f\u3001\u304a\u4f7f\u3044\u306e\u30c6\u30fc\u30de\u304c\u30e2\u30c0\u30f3CSS\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001<code>aspect-ratio<\/code> \u30e9\u30c3\u30d1\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>CSS\u306f\u3001\u305d\u308c\u5358\u4f53\u3067\u306f\u76ee\u7acb\u305f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001WordPress\u30b5\u30a4\u30c8\u306e\u7ba1\u7406\u3068\u306a\u308b\u3068\u3001\u3053\u308c\u3092\u8ce2\u304f\u4f7f\u3046\u3053\u3068\u3067\u3001\u4f55\u6642\u9593\u3082\u306e\u4f5c\u696d\u306b\u304b\u304b\u308b\u624b\u9593\u3092\u4e00\u6c17\u306b\u53d6\u308a\u9664\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3001\u7ba1\u7406\u753b\u9762\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306e\u6574\u7406\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u306a\u3069\u3001\u3042\u3089\u3086\u308b\u4f5c\u696d\u3092\u30b9\u30de\u30fc\u30c8\u306b\u5909\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u3069\u3093\u306a\u306b\u6700\u9069\u5316\u3055\u308c\u305fCSS\u3067\u3082\u3001\u305d\u308c\u306b\u306f\u5236\u9650\u304c\u3042\u308a\u307e\u3059\u3002\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3092\u6539\u5584\u3057\u3001\u8aad\u307f\u8fbc\u307f\u306e\u901f\u3044\u30da\u30fc\u30b8\u3001\u5b89\u5b9a\u3057\u305f\u30ec\u30a4\u30a2\u30a6\u30c8\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u6027\u3092\u5b9f\u73fe\u3059\u308b\u306b\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/wordpress-hosting\/\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5ff5\u982d\u306b\u69cb\u7bc9\u3055\u308c\u305f\u30b5\u30fc\u30d0\u30fc<\/a>\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>Kinsta\u306e<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/wordpress-getting-started\/wordpress-infrastructure\/\">\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3<\/a>\u3067\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/wordpress-cdn\/kinsta-cdn\/#image-optimization-1\">\u7d44\u307f\u8fbc\u307f\u306e\u753b\u50cf\u6700\u9069\u5316<\/a>\u3001<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/caching\/edge-caching\/\">\u30a8\u30c3\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5<\/a>\u3001<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/wordpress-cdn\/\">CDN\u30b5\u30dd\u30fc\u30c8<\/a>\u3001WordPress\u3092\u610f\u8b58\u3057\u305f\u30b5\u30fc\u30d0\u30fc\u30ec\u30d9\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u65bd\u7b56\u306a\u3069\u3092\u5fb9\u5e95\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>CSS\u3067\u898b\u305f\u76ee\u3084\u64cd\u4f5c\u6027\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u4e00\u65b9\u3067\u3001\u30b5\u30a4\u30c8\u8a2a\u554f\u8005\u306b\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3082\u304a\u5fd8\u308c\u306a\u304f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30c6\u30fc\u30de\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b\u306b\u3057\u3066\u3082\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u304c\u591a\u3044\u7ba1 &#8230;<\/p>\n","protected":false},"author":287,"featured_media":65459,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[],"topic":[837],"class_list":["post-65458","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","topic-wordpress-tips"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>WordPress\u30b5\u30a4\u30c8\u904b\u55b6\u3092\u52b9\u7387\u5316\u3059\u308bCSS\u306e\u5c0f\u62809\u9078<\/title>\n<meta name=\"description\" content=\"\u3088\u304f\u3042\u308bWordPress\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3001\u7ba1\u7406\u753b\u9762\u3092\u6574\u7406\u3057\u3001\u30b5\u30a4\u30c8\u904b\u55b6\u3092\u3082\u3063\u3068\u697d\u306b\u3059\u308b\u30b7\u30f3\u30d7\u30eb\u3067\u4fbf\u5229\u306aCSS\u306e\u30b3\u30c4\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kinqsta.com\/jp\/blog\/css-tips-wordpress\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"WordPress\u30b5\u30a4\u30c8\u904b\u55b6\u3092\u52b9\u7387\u5316\u3059\u308bCSS\u306e\u5c0f\u62809\u9078\" \/>\n<meta property=\"og:description\" content=\"\u3088\u304f\u3042\u308bWordPress\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3001\u7ba1\u7406\u753b\u9762\u3092\u6574\u7406\u3057\u3001\u30b5\u30a4\u30c8\u904b\u55b6\u3092\u3082\u3063\u3068\u697d\u306b\u3059\u308b\u30b7\u30f3\u30d7\u30eb\u3067\u4fbf\u5229\u306aCSS\u306e\u30b3\u30c4\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kinqsta.com\/jp\/blog\/css-tips-wordpress\/\" \/>\n<meta property=\"og:site_name\" content=\"Kinsta\u00ae\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Kinsta-Japan-334616080691171\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-30T13:35:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-01T14:37:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2025\/06\/x-time-saving-css-tips-for-wordpress-users-4.png\" \/>\n\t<meta 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