{"id":9926,"date":"2026-07-03T10:08:35","date_gmt":"2026-07-03T01:08:35","guid":{"rendered":"https:\/\/fastcoding.jp\/blog\/?p=9926"},"modified":"2026-07-03T10:08:44","modified_gmt":"2026-07-03T01:08:44","slug":"animation-too-much-reduced-motion","status":"publish","type":"post","link":"https:\/\/fastcoding.jp\/blog\/all\/html-css\/animation-too-much-reduced-motion\/","title":{"rendered":"\u305d\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3001\u672c\u5f53\u306b\u5fc5\u8981\u3067\u3059\u304b\uff1f\u2500 \u300c\u52d5\u304d\u3059\u304e\u3066\u6c17\u6301\u3061\u60aa\u3044\u300d\u3092\u9632\u3050CSS\u306e\u66f8\u304d\u65b9"},"content":{"rendered":"<div class=\"the_content\"><p class=\"wp-block-paragraph\">\u304a\u306f\u3088\u3046\u3054\u3056\u3044\u307e\u3059\uff01\u682a\u5f0f\u4f1a\u793e\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u50cd\u304f\u304a\u304b\u3093\u3067\u3059\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5148\u65e5\u3001\u4e0a\u306e\u5b50\uff08\u5c0f\u5b66\u751f\uff09\u3068\u4e00\u7dd2\u306b\u3042\u308b\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u30b5\u30a4\u30c8\u3092\u898b\u3066\u3044\u305f\u3093\u3067\u3059\u3002\u753b\u9762\u3092\u958b\u3044\u305f\u77ac\u9593\u3001\u30ed\u30b4\u304c\u304f\u308b\u304f\u308b\u56de\u3063\u3066\u3001\u80cc\u666f\u304c\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3067\u3046\u306d\u3063\u3066\u3001\u30c6\u30ad\u30b9\u30c8\u304c\u5de6\u53f3\u304b\u3089\u98db\u3093\u3067\u304d\u3066\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u3059\u308b\u305f\u3073\u306b\u30ab\u30fc\u30c9\u304c\u30d5\u30ef\u30d5\u30ef\u6d6e\u304b\u3093\u3067\u304f\u308b\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u305d\u3057\u305f\u3089\u5b50\u3069\u3082\u304c\u300c\u30de\u30de\u3001\u3053\u308c\u52d5\u304d\u3059\u304e\u3066\u6c17\u6301\u3061\u60aa\u3044\u3002\u898b\u3066\u308b\u3068\u76ee\u304c\u56de\u308b\u300d\u3063\u3066\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u6b63\u76f4\u3001\u79c1\u3082\u3061\u3087\u3063\u3068\u9154\u3044\u305d\u3046\u3067\u3057\u305f\u3002\u30c7\u30b6\u30a4\u30f3\u306f\u51dd\u3063\u3066\u3044\u3066\u304d\u308c\u3044\u306a\u3093\u3067\u3059\u3051\u3069\u3001\u5168\u90e8\u304c\u52d5\u3044\u3066\u3044\u308b\u3068\u60c5\u5831\u304c\u982d\u306b\u5165\u3063\u3066\u3053\u306a\u3044\u3093\u3067\u3059\u3088\u306d\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4f53\u9a13\u304c\u304d\u3063\u304b\u3051\u3067\u3001\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u91cf\u300d\u306b\u3064\u3044\u3066\u6539\u3081\u3066\u8003\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u4eca\u56de\u306f\u3001CSS\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u5165\u308c\u3059\u304e\u306a\u3044\u305f\u3081\u306e\u8003\u3048\u65b9\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u300c\u52d5\u304d\u3092\u6e1b\u3089\u3057\u305f\u3044\u300d\u3068\u8a2d\u5b9a\u3057\u305f\u3068\u304d\u306b\u5bfe\u5fdc\u3059\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u591a\u3059\u304e\u308b\u3068\u4f55\u304c\u8d77\u304d\u308b\u304b<\/h2>\n\n<p class=\"wp-block-paragraph\">\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u3063\u305f\u65b9\u304c\u30ea\u30c3\u30c1\u306b\u898b\u3048\u308b\u300d\u3068\u3044\u3046\u306e\u306f\u4e8b\u5b9f\u306a\u3093\u3067\u3059\u304c\u3001\u591a\u3059\u304e\u308b\u3068\u9006\u52b9\u679c\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>\u30e6\u30fc\u30b6\u30fc\u304c\u611f\u3058\u308b\u554f\u984c\uff1a<\/strong><\/p>\n\n<ul class=\"wp-block-list\"><li>\u753b\u9762\u9154\u3044\uff08\u524d\u5ead\u6a5f\u80fd\u969c\u5bb3\u3092\u6301\u3064\u65b9\u306f\u3001\u753b\u9762\u306e\u52d5\u304d\u3067\u5410\u304d\u6c17\u3084\u3081\u307e\u3044\u3092\u611f\u3058\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\uff09<\/li><li>\u6ce8\u610f\u529b\u304c\u5206\u6563\u3057\u3066\u3001\u809d\u5fc3\u306e\u5185\u5bb9\u304c\u8aad\u3081\u306a\u3044<\/li><li>\u64cd\u4f5c\u3057\u305f\u3044\u30dc\u30bf\u30f3\u304c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u4e2d\u3067\u62bc\u305b\u306a\u3044<\/li><li>\u30da\u30fc\u30b8\u304c\u91cd\u304f\u3066\u30b9\u30af\u30ed\u30fc\u30eb\u304c\u30ab\u30af\u3064\u304f<\/li><\/ul>\n\n<p class=\"wp-block-paragraph\">\u7279\u306b\u524d\u5ead\u6a5f\u80fd\u969c\u5bb3\u306f\u300140\u6b73\u4ee5\u4e0a\u306e\u6210\u4eba\u306e\u7d0435%\u304c\u4f55\u3089\u304b\u306e\u5f62\u3067\u7d4c\u9a13\u3059\u308b\u3068\u3055\u308c\u3066\u3044\u308b\uff08*1\u3001\u7c73\u56fd\u306e\u8abf\u67fb\u30c7\u30fc\u30bf\uff09\u307b\u3069\u73cd\u3057\u304f\u306a\u3044\u75c7\u72b6\u3067\u3059\u3002\u300c\u753b\u9762\u306e\u52d5\u304d\u3067\u6c17\u6301\u3061\u60aa\u304f\u306a\u308b\u300d\u306e\u306f\u3001\u4f53\u8cea\u306e\u554f\u984c\u3067\u3042\u3063\u3066\u597d\u307f\u306e\u554f\u984c\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u3060\u304b\u3089\u3068\u3044\u3063\u3066\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u5168\u90e8\u306a\u304f\u305b\u300d\u3068\u3044\u3046\u8a71\u3067\u306f\u306a\u3044\u3093\u3067\u3059\u3002\u5927\u4e8b\u306a\u306e\u306f\u3001<strong>\u52d5\u304d\u3092\u6e1b\u3089\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u9078\u629e\u80a2\u3092\u7528\u610f\u3059\u308b\u3053\u3068<\/strong>\u3067\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">prefers-reduced-motion \u3068\u306f<\/h2>\n\n<p class=\"wp-block-paragraph\">\u5b9f\u306f\u3001OS\u30ec\u30d9\u30eb\u3067\u300c\u8996\u899a\u52b9\u679c\u3092\u6e1b\u3089\u3057\u305f\u3044\u300d\u3068\u3044\u3046\u8a2d\u5b9a\u304c\u3067\u304d\u308b\u3093\u3067\u3059\u3002<\/p>\n\n<ul class=\"wp-block-list\"><li><strong>macOS<\/strong>: \u30b7\u30b9\u30c6\u30e0\u8a2d\u5b9a \u2192 \u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3 \u2192 \u30c7\u30a3\u30b9\u30d7\u30ec\u30a4 \u2192\u300c\u8996\u5dee\u52b9\u679c\u3092\u6e1b\u3089\u3059\u300d\uff08\u203bmacOS Sequoia\u4ee5\u964d\u306f \u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3 \u2192 \u30e2\u30fc\u30b7\u30e7\u30f3\uff09<\/li><li><strong>iOS<\/strong>: \u8a2d\u5b9a \u2192 \u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3 \u2192 \u52d5\u4f5c \u2192\u300c\u8996\u5dee\u52b9\u679c\u3092\u6e1b\u3089\u3059\u300d<\/li><li><strong>Windows<\/strong>: \u8a2d\u5b9a \u2192 \u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3 \u2192 \u8996\u899a\u52b9\u679c \u2192\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u52b9\u679c\u300d\u3092\u30aa\u30d5<\/li><li><strong>Android<\/strong>: \u8a2d\u5b9a \u2192 \u30e6\u30fc\u30b6\u30fc\u88dc\u52a9 \u2192\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u524a\u9664\u300d\uff08\u203b\u30e1\u30fc\u30ab\u30fc\u306b\u3088\u308a\u8a2d\u5b9a\u306e\u5834\u6240\u304c\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\uff09<\/li><\/ul>\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u3092\u30aa\u30f3\u306b\u3057\u3066\u3044\u308b\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u3001CSS\u3067\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u63a7\u3048\u3081\u306b\u3059\u308b\u300d\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u304c <code>prefers-reduced-motion<\/code> \u3067\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">CSS\u3067\u306e\u5b9f\u88c5\u65b9\u6cd5<\/h2>\n\n<h3 class=\"wp-block-heading\">\u57fa\u672c\u306e\u66f8\u304d\u65b9<\/h3>\n\n<pre class=\"wp-block-code\"><code>\/* \u901a\u5e38\u6642\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3 *\/\n.hero-title {\n  animation: slideIn 0.8s ease-out;\n}\n\n.card {\n  transition: transform 0.3s ease;\n}\n\n.card:hover {\n  transform: translateY(-8px);\n}\n\n\/* \u52d5\u304d\u3092\u6e1b\u3089\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u5411\u3051 *\/\n@media (prefers-reduced-motion: reduce) {\n  .hero-title {\n    animation: none;\n  }\n\n  .card {\n    transition: none;\n  }\n\n  .card:hover {\n    transform: none;\n  }\n}<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\"><code>@media (prefers-reduced-motion: reduce)<\/code> \u306e\u30d6\u30ed\u30c3\u30af\u5185\u306b\u66f8\u3044\u305f\u30b9\u30bf\u30a4\u30eb\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304cOS\u3067\u300c\u8996\u899a\u52b9\u679c\u3092\u6e1b\u3089\u3059\u300d\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u5834\u5408\u3060\u3051\u9069\u7528\u3055\u308c\u307e\u3059\u3002\u8a2d\u5b9a\u3057\u3066\u3044\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u901a\u5e38\u901a\u308a\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<h3 class=\"wp-block-heading\">\u3082\u3046\u3072\u3068\u3064\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a\u300c\u52d5\u304d\u306a\u3057\u300d\u3092\u57fa\u672c\u306b\u3059\u308b<\/h3>\n\n<p class=\"wp-block-paragraph\">\u4e0a\u306e\u66f8\u304d\u65b9\u3060\u3068\u3001\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3073\u306breduce\u306e\u4e2d\u306b\u3082\u6253\u3061\u6d88\u3057\u3092\u66f8\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u591a\u3044\u30b5\u30a4\u30c8\u3060\u3068\u7ba1\u7406\u304c\u5927\u5909\u306a\u3093\u3067\u3059\u3088\u306d\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u9006\u8ee2\u306e\u767a\u60f3\u3067\u3001\u300c\u52d5\u304d\u306a\u3057\u300d\u3092\u57fa\u672c\u306b\u3057\u3066\u3001\u300c\u52d5\u304dOK\u300d\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u3060\u3051\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u4ed8\u3051\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<pre class=\"wp-block-code\"><code>\/* \u57fa\u672c\u72b6\u614b\uff1a\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306a\u3057 *\/\n.hero-title {\n  \/* \u9759\u7684\u306a\u8868\u793a *\/\n}\n\n.card {\n  \/* \u30db\u30d0\u30fc\u52b9\u679c\u306a\u3057 *\/\n}\n\n\/* \u52d5\u304dOK\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u3060\u3051\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u4ed8\u3051\u308b *\/\n@media (prefers-reduced-motion: no-preference) {\n  .hero-title {\n    animation: slideIn 0.8s ease-out;\n  }\n\n  .card {\n    transition: transform 0.3s ease;\n  }\n\n  .card:hover {\n    transform: translateY(-8px);\n  }\n}<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u66f8\u304d\u65b9\u306e\u826f\u3044\u3068\u3053\u308d\u306f\u3001<strong>\u65b0\u3057\u3044\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3068\u304d\u306b <code>no-preference<\/code> \u306e\u30d6\u30ed\u30c3\u30af\u5185\u306b\u66f8\u304f\u3060\u3051<\/strong>\u3067\u6e08\u3080\u3053\u3068\u3002\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u6e1b\u3089\u3059\u300d\u305f\u3081\u306e\u6253\u3061\u6d88\u3057\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u306a\u304f\u3066\u826f\u3044\u306e\u3067\u3001\u6f0f\u308c\u304c\u8d77\u304d\u306b\u304f\u3044\u3067\u3059\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u500b\u4eba\u7684\u306b\u306f\u3053\u3063\u3061\u306e\u65b9\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">JavaScript\u3067\u306e\u5bfe\u5fdc<\/h2>\n\n<p class=\"wp-block-paragraph\">CSS\u3060\u3051\u3067\u306f\u5bfe\u5fdc\u3057\u304d\u308c\u306a\u3044\u30b1\u30fc\u30b9\uff08\u30b9\u30af\u30ed\u30fc\u30eb\u9023\u52d5\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3001Lottie\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306a\u3069\uff09\u306b\u306f\u3001JavaScript\u3067\u8a2d\u5b9a\u3092\u691c\u77e5\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<pre class=\"wp-block-code\"><code>const motionQuery = window.matchMedia('(prefers-reduced-motion: reduce)');\n\nif (motionQuery.matches) {\n  \/\/ \u52d5\u304d\u3092\u6e1b\u3089\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306e\u51e6\u7406\n  console.log('reduced motion enabled');\n} else {\n  \/\/ \u901a\u5e38\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\n  console.log('motion OK');\n}\n\n\/\/ \u30e6\u30fc\u30b6\u30fc\u304c\u8a2d\u5b9a\u3092\u5909\u66f4\u3057\u305f\u5834\u5408\u306b\u3082\u5bfe\u5fdc\nmotionQuery.addEventListener('change', (event) => {\n  if (event.matches) {\n    \/\/ \u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u505c\u6b62\n  } else {\n    \/\/ \u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u518d\u958b\n  }\n});<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\"><code>window.matchMedia()<\/code> \u3067\u8a2d\u5b9a\u5024\u3092\u53d6\u5f97\u3057\u3066\u3001\u6761\u4ef6\u5206\u5c90\u3067\u304d\u307e\u3059\u3002<code>change<\/code> \u30a4\u30d9\u30f3\u30c8\u3092\u76e3\u8996\u3059\u308c\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u8a2d\u5b9a\u3092\u5909\u66f4\u3057\u305f\u5834\u5408\u306b\u3082\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\u300c\u6e1b\u3089\u3059\u300d\u3068\u306f\u300c\u306a\u304f\u3059\u300d\u3067\u306f\u306a\u3044<\/h2>\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u6ce8\u610f\u3057\u305f\u3044\u306e\u306f\u3001<code>prefers-reduced-motion: reduce<\/code> \u306f\u300c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u5168\u90e8\u30aa\u30d5\u306b\u3057\u308d\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">W3C\u306e\u4ed5\u69d8\u3067\u306f\u300c\u30e6\u30fc\u30b6\u30fc\u304c\u4e0d\u8981\u306a\u52d5\u304d\u3092\u6700\u5c0f\u9650\u306b\u3057\u305f\u3044\u300d\u3068\u3044\u3046\u610f\u56f3\u3067\u3042\u308a\u3001\u5fc5\u8981\u306a\u52d5\u304d\u307e\u3067\u6d88\u3059\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u305f\u3068\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u4f7f\u3044\u5206\u3051\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3<\/th><th>reduce\u6642\u306e\u5bfe\u5fdc<\/th><th>\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td>\u30d2\u30fc\u30ed\u30fc\u753b\u50cf\u306e\u30b9\u30e9\u30a4\u30c9<\/td><td>\u505c\u6b62\u3057\u3066\u6700\u521d\u306e\u753b\u50cf\u3092\u8868\u793a<\/td><td>\u5927\u304d\u306a\u52d5\u304d\u3067\u9154\u3044\u3084\u3059\u3044<\/td><\/tr><tr><td>\u30b9\u30af\u30ed\u30fc\u30eb\u9023\u52d5\u306e\u30d1\u30e9\u30e9\u30c3\u30af\u30b9<\/td><td>\u505c\u6b62\u3057\u3066\u9759\u7684\u306b\u8868\u793a<\/td><td>\u753b\u9762\u5168\u4f53\u306e\u52d5\u304d\u3067\u9154\u3044\u3084\u3059\u3044<\/td><\/tr><tr><td>\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u306e\u51fa\u73fe\u6f14\u51fa<\/td><td>\u5373\u5ea7\u306b\u8868\u793a\uff08opacity: 1\uff09<\/td><td>\u30d5\u30a7\u30fc\u30c9\u306f\u63a7\u3048\u3081\u3060\u304c\u3001\u5927\u91cf\u306b\u3042\u308b\u3068\u8ca0\u62c5<\/td><\/tr><tr><td>\u30dc\u30bf\u30f3\u306e\u30db\u30d0\u30fc\u8272\u5909\u5316<\/td><td>\u305d\u306e\u307e\u307e\u7dad\u6301<\/td><td>\u5c0f\u3055\u306a\u8272\u5909\u5316\u306f\u64cd\u4f5c\u306e\u624b\u304c\u304b\u308a\u306b\u306a\u308b<\/td><\/tr><tr><td>\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u30b9\u30d4\u30ca\u30fc<\/td><td>\u305d\u306e\u307e\u307e\u7dad\u6301<\/td><td>\u51e6\u7406\u4e2d\u3067\u3042\u308b\u3053\u3068\u3092\u4f1d\u3048\u308b\u91cd\u8981\u306a\u60c5\u5831<\/td><\/tr><tr><td>\u30d5\u30a9\u30fc\u30e0\u306e\u30a8\u30e9\u30fc\u8868\u793a<\/td><td>\u305d\u306e\u307e\u307e\u7dad\u6301<\/td><td>\u30e6\u30fc\u30b6\u30fc\u306b\u6ce8\u610f\u3092\u4fc3\u3059\u5fc5\u8981\u304c\u3042\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p class=\"wp-block-paragraph\">\u30dd\u30a4\u30f3\u30c8\u306f\u300c\u88c5\u98fe\u7684\u306a\u52d5\u304d\u300d\u306f\u6e1b\u3089\u3057\u3001\u300c\u6a5f\u80fd\u7684\u306a\u52d5\u304d\u300d\u306f\u6b8b\u3059\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u5bfe\u5fdc\u3057\u3066\u307f\u3066<\/h2>\n\n<p class=\"wp-block-paragraph\">\u591c\u3001\u5b50\u3069\u3082\u304c\u5bdd\u305f\u5f8c\u306b\u30b3\u30fc\u30d2\u30fc\u3092\u98f2\u307f\u306a\u304c\u3089\u3001\u81ea\u5206\u304c\u904e\u53bb\u306b\u62c5\u5f53\u3057\u305f\u30b5\u30a4\u30c8\u3092 <code>prefers-reduced-motion<\/code> \u5bfe\u5fdc\u3067\u898b\u76f4\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u6b63\u76f4\u3001\u30c9\u30ad\u30c3\u3068\u3057\u307e\u3057\u305f\u3002\u30b9\u30af\u30ed\u30fc\u30eb\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c8\u7b87\u6240\u3001\u30db\u30d0\u30fc\u30a8\u30d5\u30a7\u30af\u30c8\u304c12\u7b87\u6240\u3001\u81ea\u52d5\u518d\u751f\u306e\u30b9\u30e9\u30a4\u30c0\u30fc\u304c2\u7b87\u6240\u3002\u5168\u90e8\u304c\u540c\u6642\u306b\u52d5\u304f\u3068\u3001\u78ba\u304b\u306b\u3046\u308b\u3055\u3044\u3067\u3059\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5b9f\u969b\u306bmacOS\u3067\u300c\u8996\u899a\u52b9\u679c\u3092\u6e1b\u3089\u3059\u300d\u3092\u30aa\u30f3\u306b\u3057\u3066\u30b5\u30a4\u30c8\u3092\u898b\u308b\u3068\u3001\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u5168\u304f\u52b9\u3044\u3066\u3044\u306a\u3044\u72b6\u614b\u3067\u3001\u9006\u306b\u5c11\u3057\u5473\u6c17\u306a\u3044\u3002\u3053\u3053\u3067\u5927\u4e8b\u306a\u306e\u306f\u300c\u5168\u90e8\u6d88\u3059\u300d\u306e\u3067\u306f\u306a\u304f\u300c\u88c5\u98fe\u7684\u306a\u52d5\u304d\u3060\u3051\u6d88\u3059\u300d\u8abf\u6574\u3092\u3059\u308b\u3053\u3068\u3067\u3057\u305f\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5bfe\u5fdc\u5f8c\u306b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u5831\u544a\u3057\u305f\u3068\u3053\u308d\u3001\u300c\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5bfe\u5fdc\u3063\u3066\u5177\u4f53\u7684\u306b\u3053\u3046\u3044\u3046\u3053\u3068\u306a\u3093\u3067\u3059\u306d\u300d\u3068\u8a00\u3063\u3066\u3044\u305f\u3060\u3051\u307e\u3057\u305f\u3002\u610f\u5916\u3068\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u81ea\u8eab\u3082\u300c\u52d5\u304d\u304c\u591a\u3059\u304e\u308b\u304b\u3082\u300d\u3068\u611f\u3058\u3066\u3044\u305f\u307f\u305f\u3044\u3067\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e3\u3064\u3067\u3059\uff1a<\/p>\n\n<ul class=\"wp-block-list\"><li>\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306f\u300c\u3042\u308c\u3070\u30ea\u30c3\u30c1\u300d\u3060\u3051\u3069\u300c\u591a\u3059\u304e\u308b\u3068\u9006\u52b9\u679c\u300d\u3002\u753b\u9762\u9154\u3044\u3084\u6ce8\u610f\u529b\u5206\u6563\u306e\u539f\u56e0\u306b\u306a\u308b<\/li><li><code>prefers-reduced-motion<\/code> \u3067\u3001\u52d5\u304d\u3092\u6e1b\u3089\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u914d\u616e\u3067\u304d\u308b\u3002CSS\u3060\u3051\u3067\u5bfe\u5fdc\u53ef\u80fd<\/li><li>\u300c\u5168\u90e8\u6d88\u3059\u300d\u306e\u3067\u306f\u306a\u304f\u300c\u88c5\u98fe\u7684\u306a\u52d5\u304d\u300d\u3060\u3051\u6e1b\u3089\u3057\u3001\u300c\u6a5f\u80fd\u7684\u306a\u52d5\u304d\u300d\u306f\u6b8b\u3059<\/li><\/ul>\n\n<p class=\"wp-block-paragraph\">\u304a\u3059\u3059\u3081\u306e\u5b9f\u88c5\u65b9\u6cd5\u306f\u3001\u300c\u52d5\u304d\u306a\u3057\u300d\u3092\u57fa\u672c\u306b\u3057\u3066 <code>@media (prefers-reduced-motion: no-preference)<\/code> \u3067\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u3059\u3002\u6f0f\u308c\u304c\u8d77\u304d\u306b\u304f\u304f\u3066\u7ba1\u7406\u304c\u697d\u3067\u3059\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u81ea\u5206\u306e\u30b5\u30a4\u30c8\u3067\u4e00\u5ea6 <code>prefers-reduced-motion<\/code> \u3092\u30aa\u30f3\u306b\u3057\u3066\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u300c\u601d\u3063\u305f\u3088\u308a\u52d5\u3044\u3066\u305f\u300d\u3068\u6c17\u3065\u304f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u682a\u5f0f\u4f1a\u793e\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u3001\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306b\u914d\u616e\u3057\u305f\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3084UI\/UX\u306e\u6539\u5584\u3092\u304a\u624b\u4f1d\u3044\u3057\u3066\u3044\u307e\u3059\u3002\u300c\u3046\u3061\u306e\u30b5\u30a4\u30c8\u3001\u52d5\u304d\u3059\u304e\u304b\u3082\uff1f\u300d\u3068\u6c17\u306b\u306a\u3063\u305f\u65b9\u306f\u3001\u305c\u3072<a href=\"https:\/\/fastcoding.jp\/contact\/\">\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0<\/a>\u304b\u3089\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\uff01<\/p>\n\n<h2 class=\"wp-block-heading\">\u53c2\u8003\u6587\u732e<\/h2>\n\n<p class=\"wp-block-paragraph\">*1 Agrawal Y, et al. &#8220;Disorders of Balance and Vestibular Function in US Adults&#8221; Archives of Internal Medicine, 2009. NHANES 2001-2004\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u304f40\u6b73\u4ee5\u4e0a\u306e\u7c73\u56fd\u6210\u4eba\u306e\u8abf\u67fb\uff08<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/19468085\/\">https:\/\/pubmed.ncbi.nlm.nih.gov\/19468085\/<\/a>\uff09<\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>\u304a\u306f\u3088\u3046\u3054\u3056\u3044\u307e\u3059\uff01\u682a\u5f0f\u4f1a\u793e\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u50cd\u304f\u304a\u304b\u3093\u3067\u3059\u3002 \u5148\u65e5\u3001\u4e0a\u306e\u5b50\uff08\u5c0f\u5b66\u751f\uff09\u3068\u4e00\u7dd2\u306b\u3042\u308b\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u30b5\u30a4\u30c8\u3092\u898b\u3066\u3044\u305f\u3093\u3067\u3059\u3002\u753b\u9762\u3092\u958b\u3044\u305f\u77ac\u9593\u3001\u30ed\u30b4\u304c\u304f\u308b\u304f\u308b\u56de\u3063\u3066\u3001\u80cc\u666f\u304c\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3067\u3046\u306d\u3063\u3066\u3001\u30c6\u30ad\u30b9\u30c8\u304c 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