{"id":10084,"date":"2026-08-19T11:33:34","date_gmt":"2026-08-19T02:33:34","guid":{"rendered":"https:\/\/fastcoding.jp\/blog\/?p=10084"},"modified":"2026-08-19T11:33:42","modified_gmt":"2026-08-19T02:33:42","slug":"smooth-scroll-anchor","status":"publish","type":"post","link":"https:\/\/fastcoding.jp\/blog\/all\/ui-ux\/smooth-scroll-anchor\/","title":{"rendered":"\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3092\u300c\u30b8\u30e3\u30f3\u30d7\u300d\u304b\u3089\u300c\u30b9\u30fc\u30c3\u3068\u79fb\u52d5\u300d\u306b\u5909\u3048\u308b \u2500 \u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u306e\u5b9f\u88c5\u3068\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u5bfe\u7b56"},"content":{"rendered":"<div class=\"the_content\">\n<p class=\"wp-block-paragraph\">\u3053\u3093\u306b\u3061\u306f\u3001\u682a\u5f0f\u4f1a\u793e\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306eBigVi\u3067\u3059\u3002\u304a\u5ba2\u3055\u307e\u306e\u30b5\u30a4\u30c8\u3067\u3001FAQ\u30da\u30fc\u30b8\u306e\u76ee\u6b21\u30ea\u30f3\u30af\u3092\u62bc\u3057\u3066\u307f\u307e\u3057\u305f\u3002\u753b\u9762\u304c\u4e00\u77ac\u3067\u98db\u3093\u3067\u3001\u300c\u3042\u308c\u3001\u4eca\u3069\u3053\u306b\u3044\u308b\u306e\uff1f\u300d\u3063\u3066\u306a\u308a\u307e\u3057\u305f\u3002\u3002\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3067\u4e00\u6c17\u306b\u30b8\u30e3\u30f3\u30d7\u3059\u308b\u3068\u3001\u3069\u3053\u306b\u79fb\u52d5\u3057\u305f\u304b\u308f\u304b\u3089\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u65e5\u3001\u304a\u5ba2\u3055\u307e\u304b\u3089\u300c\u30da\u30fc\u30b8\u5185\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3044\u3084\u3059\u304f\u3057\u305f\u3044\u300d\u3068\u76f8\u8ac7\u304c\u3042\u308a\u307e\u3057\u305f\u3002LP\u306bFAQ\u30bb\u30af\u30b7\u30e7\u30f3\u304c\u3042\u3063\u3066\u3001\u76ee\u6b21\u304b\u3089\u5404\u8cea\u554f\u306b\u30ea\u30f3\u30af\u3057\u3066\u3044\u308b\u3002\u3067\u3082\u3001\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u4e00\u77ac\u3067\u30b8\u30e3\u30f3\u30d7\u3057\u3066\u300c\u3042\u308c\u3001\u79fb\u52d5\u3057\u305f\uff1f\u300d\u3068\u306a\u308b\u3002\u3055\u3089\u306b\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u304c\u3042\u308b\u304b\u3089\u3001\u898b\u51fa\u3057\u304c\u30d8\u30c3\u30c0\u30fc\u306e\u4e0b\u306b\u96a0\u308c\u3066\u3057\u307e\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u79c1\u3082\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3092\u62bc\u3057\u305f\u306e\u306b\u3001\u76ee\u7684\u306e\u5834\u6240\u304c\u30d8\u30c3\u30c0\u30fc\u306b\u96a0\u308c\u3066\u898b\u3048\u306a\u3044\u3002\u3002\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u3066\u623b\u3063\u3066\u300c\u3053\u3053\u304b\u306a\uff1f\u300d\u3063\u3066\u63a2\u3059\u306e\u306f\u9762\u5012\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u306f\u300c\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3092\u30b9\u30fc\u30c3\u3068\u30b9\u30e0\u30fc\u30ba\u306b\u79fb\u52d5\u3055\u305b\u3066\u3001\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u306e\u4e0b\u306b\u96a0\u308c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u300d\u3068\u3044\u3046\u5b9f\u88c5\u3092\u3057\u307e\u3057\u305f\u3002CSS\u3060\u3051\u3067\u307b\u307c\u5b8c\u7d50\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u306a\u305c\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u304c\u5fc5\u8981\u306a\u306e\u304b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\uff08<code>#anchor<\/code>\uff09\u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3060\u3068\u4e00\u77ac\u3067\u98db\u3073\u307e\u3059\u3002\u77ed\u3044\u30da\u30fc\u30b8\u306a\u3089\u554f\u984c\u306a\u3044\u3067\u3059\u304c\u3001\u9577\u3044\u30da\u30fc\u30b8\u3060\u3068\u30e6\u30fc\u30b6\u30fc\u304c\u6df7\u4e71\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u300c\u4eca\u3069\u3053\u306b\u3044\u308b\u306e\uff1f\u300d\u304c\u308f\u304b\u3089\u306a\u3044<\/li><li>\u4e0a\u306b\u884c\u3063\u305f\u306e\u304b\u4e0b\u306b\u884c\u3063\u305f\u306e\u304b\u3082\u308f\u304b\u3089\u306a\u3044<\/li><li>\u30da\u30fc\u30b8\u304c\u58ca\u308c\u305f\u3068\u601d\u3046\u4eba\u3082\u3044\u308b<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u306b\u3059\u308b\u3068\u3001\u753b\u9762\u304c\u30b9\u30fc\u30c3\u3068\u79fb\u52d5\u3059\u308b\u306e\u3067\u300c\u3042\u3001\u4e0b\u306b\u79fb\u52d5\u3057\u305f\u3093\u3060\u306a\u300d\u3068\u308f\u304b\u308a\u307e\u3059\u3002\u79fb\u52d5\u306e\u65b9\u5411\u3068\u8ddd\u96e2\u304c\u8996\u899a\u7684\u306b\u4f1d\u308f\u308b\u306e\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u8ff7\u5b50\u306b\u306a\u3089\u306a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u30461\u3064\u306e\u554f\u984c\u306f\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u3067\u3059\u3002<code>position: fixed<\/code>\u3084<code>position: sticky<\/code>\u3067\u30d8\u30c3\u30c0\u30fc\u3092\u56fa\u5b9a\u3057\u3066\u3044\u308b\u30b5\u30a4\u30c8\u306f\u591a\u3044\u3067\u3059\u3002\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3067\u98db\u3076\u3068\u3001\u76ee\u7684\u306e\u898b\u51fa\u3057\u304c\u30d8\u30c3\u30c0\u30fc\u306e\u771f\u4e0b\u306b\u6765\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u898b\u3048\u3066\u3044\u308b\u3088\u3046\u3067\u898b\u3048\u306a\u3044\u3002\u3053\u308c\u306fCSS\u306e<code>scroll-margin-top<\/code>\u3067\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">CSS\u3060\u3051\u3067\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">scroll-behavior: smooth<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u3001\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u3059\u3002CSS\u3060\u3051\u3067\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>html {\n  scroll-behavior: smooth;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3060\u3051\u3067\u3059\u3002<code>html<\/code>\u8981\u7d20\u306b<code>scroll-behavior: smooth<\/code>\u3092\u6307\u5b9a\u3059\u308b\u3060\u3051\u3067\u3001\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u306e\u30b9\u30af\u30ed\u30fc\u30eb\u304c\u306a\u3081\u3089\u304b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML\u306f\u3053\u3046\u3044\u3046\u69cb\u9020\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;header class=\"site-header\"&gt;\n  &lt;nav&gt;\n    &lt;a href=\"#about\"&gt;\u4f1a\u793e\u6982\u8981&lt;\/a&gt;\n    &lt;a href=\"#service\"&gt;\u30b5\u30fc\u30d3\u30b9&lt;\/a&gt;\n    &lt;a href=\"#faq\"&gt;\u3088\u304f\u3042\u308b\u8cea\u554f&lt;\/a&gt;\n    &lt;a href=\"#contact\"&gt;\u304a\u554f\u3044\u5408\u308f\u305b&lt;\/a&gt;\n  &lt;\/nav&gt;\n&lt;\/header&gt;\n\n&lt;main&gt;\n  &lt;section id=\"about\"&gt;\n    &lt;h2&gt;\u4f1a\u793e\u6982\u8981&lt;\/h2&gt;\n    &lt;p&gt;\u3053\u3053\u306b\u5185\u5bb9\u304c\u5165\u308a\u307e\u3059\u3002&lt;\/p&gt;\n  &lt;\/section&gt;\n\n  &lt;section id=\"service\"&gt;\n    &lt;h2&gt;\u30b5\u30fc\u30d3\u30b9&lt;\/h2&gt;\n    &lt;p&gt;\u3053\u3053\u306b\u5185\u5bb9\u304c\u5165\u308a\u307e\u3059\u3002&lt;\/p&gt;\n  &lt;\/section&gt;\n\n  &lt;section id=\"faq\"&gt;\n    &lt;h2&gt;\u3088\u304f\u3042\u308b\u8cea\u554f&lt;\/h2&gt;\n    &lt;p&gt;\u3053\u3053\u306b\u5185\u5bb9\u304c\u5165\u308a\u307e\u3059\u3002&lt;\/p&gt;\n  &lt;\/section&gt;\n\n  &lt;section id=\"contact\"&gt;\n    &lt;h2&gt;\u304a\u554f\u3044\u5408\u308f\u305b&lt;\/h2&gt;\n    &lt;p&gt;\u3053\u3053\u306b\u5185\u5bb9\u304c\u5165\u308a\u307e\u3059\u3002&lt;\/p&gt;\n  &lt;\/section&gt;\n&lt;\/main&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ca\u30d3\u306e\u30ea\u30f3\u30af\u306b<code>href=\"#about\"<\/code>\u306e\u3088\u3046\u306b<code>#<\/code>\u4ed8\u304d\u306eID\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u5bfe\u5fdc\u3059\u308b\u30bb\u30af\u30b7\u30e7\u30f3\u306b<code>id=\"about\"<\/code>\u3092\u4ed8\u3051\u307e\u3059\u3002\u3053\u308c\u3067\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u30b9\u30fc\u30c3\u3068\u79fb\u52d5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">scroll-margin-top \u3067\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u5bfe\u7b56<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u3060\u3051\u3060\u3068\u3001\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u306e\u4e0b\u306b\u898b\u51fa\u3057\u304c\u96a0\u308c\u307e\u3059\u3002\u3053\u308c\u3092\u76f4\u3059\u306e\u304c<code>scroll-margin-top<\/code>\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>.site-header {\n  position: fixed;\n  top: 0;\n  left: 0;\n  width: 100%;\n  height: 72px;\n  background: #fff;\n  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);\n  z-index: 100;\n}\n\n\/* \u30d8\u30c3\u30c0\u30fc\u306e\u9ad8\u3055 + \u4f59\u767d *\/\nsection[id] {\n  scroll-margin-top: 88px;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><code>scroll-margin-top<\/code>\u306f\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u5148\u306e\u8981\u7d20\u306b\u300c\u4e0a\u306b\u4f59\u767d\u3092\u3064\u3051\u3066\u300d\u3068\u4f1d\u3048\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002\u30d8\u30c3\u30c0\u30fc\u304c72px\u306a\u3089\u3001\u5c11\u3057\u4f59\u88d5\u3092\u6301\u305f\u305b\u306688px\u306b\u3057\u307e\u3059\u3002\u898b\u51fa\u3057\u304c\u30d8\u30c3\u30c0\u30fc\u306e\u3059\u3050\u4e0b\u306b\u30d4\u30bf\u30c3\u3068\u304f\u3063\u3064\u304b\u305a\u300116px\u306e\u4f59\u767d\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u524d\u306f<code>padding-top<\/code>\u3068<code>margin-top<\/code>\u306e\u30cd\u30ac\u30c6\u30a3\u30d6\u30de\u30fc\u30b8\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u5bfe\u51e6\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3067\u3082\u3053\u306e\u65b9\u6cd5\u306f\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3057\u305f\u3002<code>scroll-margin-top<\/code>\u306f\u30ec\u30a4\u30a2\u30a6\u30c8\u306b\u5f71\u97ff\u3057\u306a\u3044\u3067\u3059\u3002\u30b9\u30af\u30ed\u30fc\u30eb\u6642\u306e\u4f4d\u7f6e\u3060\u3051\u3092\u8abf\u6574\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">CSS\u306e\u5168\u4f53\u50cf<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5168\u90e8\u307e\u3068\u3081\u308b\u3068\u3053\u3046\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>html {\n  scroll-behavior: smooth;\n}\n\n.site-header {\n  position: fixed;\n  top: 0;\n  left: 0;\n  width: 100%;\n  height: 72px;\n  background: #fff;\n  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);\n  z-index: 100;\n}\n\nmain {\n  margin-top: 72px;\n}\n\nsection[id] {\n  scroll-margin-top: 88px;\n}\n\n@media (prefers-reduced-motion: reduce) {\n  html {\n    scroll-behavior: auto;\n  }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5f8c\u306e<code>prefers-reduced-motion: reduce<\/code>\u304c\u5927\u4e8b\u3067\u3059\u3002\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u6e1b\u3089\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u3001\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u3092\u7121\u52b9\u306b\u3057\u3066\u4e00\u77ac\u3067\u79fb\u52d5\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u52d5\u304d\u304c\u82e6\u624b\u306a\u65b9\u3078\u306e\u914d\u616e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">JavaScript\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CSS\u306e<code>scroll-behavior<\/code>\u306f\u30e2\u30c0\u30f3\u30d6\u30e9\u30a6\u30b6\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\uff08MDN Web Docs\u306b\u3088\u308b\u3068\u3001Chrome 61+\u3001Firefox 36+\u3001Safari 15.4+\u3001Edge 79+\uff09\u3002\u3067\u3082\u3001\u3082\u3063\u3068\u7d30\u304b\u3044\u5236\u5fa1\u3092\u3057\u305f\u3044\u5834\u5408\u3084\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u5b8c\u4e86\u5f8c\u306b\u51e6\u7406\u3092\u5165\u308c\u305f\u3044\u5834\u5408\u306fJavaScript\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>document.addEventListener('DOMContentLoaded', () =&gt; {\n  const anchors = document.querySelectorAll('a[href^=\"#\"]');\n\n  anchors.forEach(anchor =&gt; {\n    anchor.addEventListener('click', (e) =&gt; {\n      const targetId = anchor.getAttribute('href');\n      if (targetId === '#') return;\n\n      const target = document.querySelector(targetId);\n      if (!target) return;\n\n      e.preventDefault();\n\n      \/\/ \u30af\u30ea\u30c3\u30af\u6642\u306b\u30d8\u30c3\u30c0\u30fc\u9ad8\u3055\u3092\u53d6\u5f97\uff08\u52d5\u7684\u306b\u5909\u308f\u308b\u30b5\u30a4\u30c8\u3067\u3082\u5bfe\u5fdc\uff09\n      const header = document.querySelector('.site-header');\n      const headerHeight = header ? header.offsetHeight : 0;\n      const offset = headerHeight + 16;\n\n      const targetTop = target.getBoundingClientRect().top\n                        + window.scrollY - offset;\n\n      \/\/ reduced-motion\u306e\u78ba\u8a8d\n      const prefersReduced = window.matchMedia(\n        '(prefers-reduced-motion: reduce)'\n      ).matches;\n\n      window.scrollTo({\n        top: targetTop,\n        behavior: prefersReduced ? 'instant' : 'smooth'\n      });\n    });\n  });\n});<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306eJS\u306f3\u3064\u306e\u3053\u3068\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u30d8\u30c3\u30c0\u30fc\u306e\u9ad8\u3055\u3092\u81ea\u52d5\u53d6\u5f97\u3057\u3066\u3001\u30aa\u30d5\u30bb\u30c3\u30c8\u3092\u8a08\u7b97\u3059\u308b<\/li><li><code>a[href^=\"#\"]<\/code>\u3067\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3060\u3051\u3092\u5bfe\u8c61\u306b\u3059\u308b<\/li><li><code>prefers-reduced-motion<\/code>\u3092\u78ba\u8a8d\u3057\u3066\u3001\u52d5\u304d\u3092\u6e1b\u3089\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u306f<code>instant<\/code>\u306b\u3059\u308b<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">CSS\u3060\u3051\u306e\u65b9\u6cd5\u3068\u306e\u9055\u3044\u306f\u3001\u30d8\u30c3\u30c0\u30fc\u306e\u9ad8\u3055\u304c\u52d5\u7684\u306b\u5909\u308f\u308b\u30b5\u30a4\u30c8\u3067\u3082\u6b63\u3057\u304f\u30aa\u30d5\u30bb\u30c3\u30c8\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u3067\u30d8\u30c3\u30c0\u30fc\u306e\u9ad8\u3055\u304c\u5909\u308f\u308b\u5834\u5408\u306f\u3001JS\u306e\u65b9\u304c\u5b89\u5168\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CSS\u65b9\u5f0f\u3068JS\u65b9\u5f0f\u306e\u4f7f\u3044\u5206\u3051\u306f\u3053\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u30d8\u30c3\u30c0\u30fc\u306e\u9ad8\u3055\u304c\u56fa\u5b9a \u2192 CSS\u3060\u3051\u3067OK<\/li><li>\u30d8\u30c3\u30c0\u30fc\u306e\u9ad8\u3055\u304c\u753b\u9762\u30b5\u30a4\u30ba\u3067\u5909\u308f\u308b \u2192 JS\u306e\u65b9\u304c\u5b89\u5168<\/li><li>\u30b9\u30af\u30ed\u30fc\u30eb\u5f8c\u306b\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u304c\u5fc5\u8981 \u2192 JS\u304c\u5fc5\u8981<\/li><li>\u30b7\u30f3\u30d7\u30eb\u306b\u6e08\u307e\u305b\u305f\u3044 \u2192 CSS\u3060\u3051<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u307b\u3068\u3093\u3069\u306e\u30b1\u30fc\u30b9\u3067\u306fCSS\u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u969b\u306e\u7d50\u679c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u304a\u5ba2\u3055\u307e\u306eLP\u3067\u3001A\/B\u30c6\u30b9\u30c8\u30922\u9031\u9593\u3084\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6307\u6a19<\/th><th>\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u306a\u3057\uff08A\uff09<\/th><th>\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u3042\u308a\uff08B\uff09<\/th><th>\u5dee\u5206<\/th><\/tr><\/thead><tbody><tr><td>\u30da\u30fc\u30b8\u5185\u30ca\u30d3\u4f7f\u7528\u7387<\/td><td>18.3%<\/td><td>26.7%<\/td><td>+8.4pt<\/td><\/tr><tr><td>FAQ\u5230\u9054\u7387<\/td><td>41.2%<\/td><td>53.8%<\/td><td>+12.6pt<\/td><\/tr><tr><td>\u30da\u30fc\u30b8\u96e2\u8131\u7387<\/td><td>35.6%<\/td><td>29.1%<\/td><td>-6.5pt<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30da\u30fc\u30b8\u5185\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528\u7387\u304c8.4\u30dd\u30a4\u30f3\u30c8\u4e0a\u304c\u308a\u307e\u3057\u305f\u3002\u30b9\u30e0\u30fc\u30ba\u306b\u52d5\u304f\u3053\u3068\u3067\u300c\u3042\u3001\u3053\u3053\u62bc\u305b\u308b\u3093\u3060\u300d\u3068\u8a8d\u8b58\u3055\u308c\u3084\u3059\u304f\u306a\u3063\u305f\u306e\u3060\u3068\u601d\u3044\u307e\u3059\u3002FAQ\u5230\u9054\u7387\u308212.6\u30dd\u30a4\u30f3\u30c8\u4e0a\u304c\u3063\u3066\u3044\u307e\u3059\u3002\u76ee\u6b21\u304b\u3089FAQ\u306b\u98db\u3076\u4eba\u304c\u5897\u3048\u307e\u3057\u305f\u3002\u96e2\u8131\u7387\u30826.5\u30dd\u30a4\u30f3\u30c8\u6539\u5584\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u3053\u308c\u306f1\u3064\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306e\u7d50\u679c\u3067\u3059\u3002\u52b9\u679c\u306f\u30b5\u30a4\u30c8\u306e\u69cb\u9020\u3084\u30e6\u30fc\u30b6\u30fc\u5c64\u306b\u3088\u3063\u3066\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u304a\u5ba2\u3055\u307e\u304b\u3089\u306f\u300c\u76ee\u6b21\u3092\u3061\u3083\u3093\u3068\u4f7f\u3063\u3066\u304f\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u300d\u3068\u559c\u3093\u3067\u3082\u3089\u3048\u307e\u3057\u305f\u3002\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u30b9\u30e0\u30fc\u30ba\u30b9\u30af\u30ed\u30fc\u30eb\u3068\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u5bfe\u7b56\u306f\u3001\u5c11\u306a\u3044\u30b3\u30fc\u30c9\u3067\u30da\u30fc\u30b8\u5185\u306e\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u4f53\u9a13\u3092\u5927\u304d\u304f\u6539\u5584\u3067\u304d\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u304c\u3042\u308b\u30b5\u30a4\u30c8\u3067\u306f\u3001\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3067\u300c\u898b\u51fa\u3057\u304c\u96a0\u308c\u308b\u300d\u554f\u984c\u304c\u8d77\u304d\u3084\u3059\u3044\u3067\u3059\u3002\u3067\u3082<code>scroll-margin-top<\/code>\u3092\u4f7f\u3048\u3070\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u5d29\u3055\u305a\u306b\u5bfe\u51e6\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u62bc\u3055\u3048\u3066\u304a\u304d\u305f\u3044\u30dd\u30a4\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e3\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><code>scroll-behavior: smooth<\/code>\u3092CSS\u306e<code>html<\/code>\u306b\u6307\u5b9a\u3059\u308b\u3060\u3051\u3067\u3001\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u304c\u306a\u3081\u3089\u304b\u306b\u306a\u308b<\/li><li><code>scroll-margin-top<\/code>\u3067\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u5206\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u3092\u6307\u5b9a\u3059\u308b\u3002\u30d8\u30c3\u30c0\u30fc\u9ad8\u3055+16px\u7a0b\u5ea6\u306e\u4f59\u767d\u304c\u3061\u3087\u3046\u3069\u3044\u3044<\/li><li><code>prefers-reduced-motion: reduce<\/code>\u306b\u5bfe\u5fdc\u3057\u3066\u3001\u52d5\u304d\u3092\u6e1b\u3089\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u3082\u914d\u616e\u3059\u308b<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u3053\u306e\u5b9f\u88c5\u3067\u30da\u30fc\u30b8\u5185\u30ca\u30d3\u306e\u4f7f\u7528\u7387\u3068FAQ\u5230\u9054\u7387\u304c\u5411\u4e0a\u3057\u307e\u3057\u305f\u3002CSS\u3060\u3051\u306a\u30893\u884c\u3067\u6e08\u3080\u5c0f\u3055\u306a\u6539\u5584\u3067\u3059\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u4f53\u9a13\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u682a\u5f0f\u4f1a\u793e\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u3001\u3053\u3046\u3057\u305f\u30da\u30fc\u30b8\u5185\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u306e\u6539\u5584\u3084\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u5b9f\u88c5\u30b5\u30dd\u30fc\u30c8\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u300c\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u306e\u4f7f\u3044\u52dd\u624b\u3092\u826f\u304f\u3057\u305f\u3044\u300d\u300c\u56fa\u5b9a\u30d8\u30c3\u30c0\u30fc\u3068\u306e\u76f8\u6027\u554f\u984c\u3092\u89e3\u6c7a\u3057\u305f\u3044\u300d\u3068\u3044\u3046\u65b9\u306f\u3001<a href=\"https:\/\/fastcoding.jp\/contact\/\">\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0<\/a>\u304b\u3089\u6c17\u8efd\u306b\u3054\u9023\u7d61\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p 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[&hellip;]<\/p>\n","protected":false},"author":21,"featured_media":10162,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[316],"tags":[33,32,317,770],"class_list":["post-10084","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ui-ux","tag-css","tag-html","tag-ui-ux","tag-770"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- 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