{"id":18177,"date":"2026-07-15T07:18:37","date_gmt":"2026-07-15T07:18:37","guid":{"rendered":"https:\/\/withcode.tech\/media\/?p=18177"},"modified":"2026-07-19T15:13:16","modified_gmt":"2026-07-19T15:13:16","slug":"html-youtube-embed","status":"publish","type":"post","link":"https:\/\/withcode.tech\/media\/html-youtube-embed\/","title":{"rendered":"\u30102026\u5e74\u7248\u3011HTML\u3067YouTube\u52d5\u753b\u3092\u57cb\u3081\u8fbc\u3080\u65b9\u6cd5\uff5ciframe\u306e\u8cbc\u308a\u65b9\u30fb\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\u30fb\u81ea\u52d5\u518d\u751f"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u300cYouTube\u306e\u52d5\u753b\u3092\u30b5\u30a4\u30c8\u306b\u8cbc\u308a\u4ed8\u3051\u305f\u3044\u3051\u308c\u3069\u3001\u30b9\u30de\u30db\u3067\u898b\u308b\u3068\u306f\u307f\u51fa\u3057\u3066\u3057\u307e\u3046\u300d\u300ciframe\u3092\u30b3\u30d4\u30da\u3057\u305f\u306e\u306b\u8868\u793a\u3055\u308c\u306a\u3044\u300d\u300cautoplay\u304c\u52b9\u304b\u306a\u3044\u300d\u2014\u2014Web\u5236\u4f5c\u3092\u59cb\u3081\u305f\u3070\u304b\u308a\u306e\u3053\u308d\u3001\u3053\u3046\u3057\u305f\u60a9\u307f\u306b\u3076\u3064\u304b\u3063\u305f\u7d4c\u9a13\u306f\u8ab0\u306b\u3067\u3082\u3042\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u306e\u57cb\u3081\u8fbc\u307f\u306f\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3059\u308c\u3070\u6c7a\u3057\u3066\u96e3\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002HTML\u306e<strong>iframe\u30bf\u30b0<\/strong>\u3092\u4f7f\u3046\u57fa\u672c\u69cb\u6587\u304b\u3089\u3001<strong>\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc<\/strong>\u30fb<strong>\u81ea\u52d5\u518d\u751f<\/strong>\u30fb<strong>\u9045\u5ef6\u8aad\u307f\u8fbc\u307f<\/strong>\u306b\u3088\u308b\u901f\u5ea6\u6539\u5584\u30fb\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u5f37\u5316\u30e2\u30fc\u30c9\u307e\u3067\u3001\u3053\u306e\u8a18\u4e8b\u3067\u4e00\u6c17\u306b\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002<\/p>\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30d4\u30da\u3067\u52d5\u304f\u30b3\u30fc\u30c9\u4f8b\u3092\u8c4a\u5bcc\u306b\u63b2\u8f09\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u521d\u5fc3\u8005\u3067\u3082\u3059\u3050\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u30022026\u5e74\u6642\u70b9\u306e\u6700\u65b0\u4ed5\u69d8\u306b\u5bfe\u5fdc\u3057\u305f<strong>\u5b8c\u5168\u30ac\u30a4\u30c9<\/strong>\u3068\u3057\u3066\u3001\u305c\u3072\u30d6\u30c3\u30af\u30de\u30fc\u30af\u3057\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">YouTube\u306e\u57cb\u3081\u8fbc\u307f\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u624b\u9806<\/h2>\n\n\n<h3 class=\"wp-block-heading\">\u5171\u6709\u30dc\u30bf\u30f3\u304b\u3089\u57cb\u3081\u8fbc\u307f\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u306fYouTube\u304c\u63d0\u4f9b\u3059\u308b\u57cb\u3081\u8fbc\u307f\u30b3\u30fc\u30c9\u306e\u53d6\u5f97\u624b\u9806\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u624b\u9806\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li>\u57cb\u3081\u8fbc\u307f\u305f\u3044\u52d5\u753b\u306e\u30da\u30fc\u30b8\u3092\u958b\u304f<\/li>\n<li>\u52d5\u753b\u30d7\u30ec\u30fc\u30e4\u30fc\u4e0b\u306e\u300c<strong>\u5171\u6709<\/strong>\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u3067\u300c<strong>\u57cb\u3081\u8fbc\u3080<\/strong>\u300d\u3092\u9078\u629e<\/li>\n<li>\u8868\u793a\u3055\u308c\u305fiframe\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<\/li>\n<\/ul>\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30d4\u30fc\u3055\u308c\u308b\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3088\u3046\u306a\u5f62\u5f0f\u3067\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;iframe width=\"560\" height=\"315\"\n  src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID\"\n  title=\"YouTube video player\"\n  frameborder=\"0\"\n  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n  allowfullscreen&gt;\n&lt;\/iframe&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\"><code>VIDEO_ID<\/code> \u306e\u90e8\u5206\u306b\u306f\u5404\u52d5\u753b\u56fa\u6709\u306e11\u6587\u5b57\u306eID\u304c\u5165\u308a\u307e\u3059\u3002\u3053\u308c\u3092HTML\u30d5\u30a1\u30a4\u30eb\u306b\u8cbc\u308a\u4ed8\u3051\u308b\u3060\u3051\u3067\u52d5\u753b\u3092\u8868\u793a\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3053\u306e\u307e\u307e\u3067\u306fwidth\/height\u304c\u56fa\u5b9a\u30d4\u30af\u30bb\u30eb\u306b\u306a\u308b\u305f\u3081\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3067\u898b\u308b\u3068\u306f\u307f\u51fa\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\u306b\u3064\u3044\u3066\u306f\u5f8c\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">iframe\u30bf\u30b0\u306e\u5404\u5c5e\u6027\u3092\u7406\u89e3\u3059\u308b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u304c\u751f\u6210\u3059\u308biframe\u306b\u306f\u8907\u6570\u306e\u5c5e\u6027\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u610f\u5473\u3092\u628a\u63e1\u3057\u3066\u304a\u304f\u3068\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u306e\u969b\u306b\u8ff7\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>width \/ height<\/strong>\uff1aiframe\u306e\u8868\u793a\u30b5\u30a4\u30ba\uff08\u30d4\u30af\u30bb\u30eb\u6307\u5b9a\uff09\u3002\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5316\u3059\u308b\u3068\u304d\u306fCSS\u3067\u4e0a\u66f8\u304d\u3059\u308b<\/li>\n<li><strong>src<\/strong>\uff1a\u52d5\u753b\u306eURL\u3002<code>https:\/\/www.youtube.com\/embed\/VIDEO_ID<\/code> \u306e\u5f62\u5f0f<\/li>\n<li><strong>title<\/strong>\uff1a\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u7528\u306e\u30bf\u30a4\u30c8\u30eb\u3002\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u304c\u8aad\u307f\u4e0a\u3052\u308b\u3002\u7701\u7565\u3057\u306a\u3044\u3053\u3068<\/li>\n<li><strong>frameborder<\/strong>\uff1aiframe\u306e\u67a0\u7dda\u3002\u73fe\u5728\u306fCSS\u3067\u5236\u5fa1\u3059\u308b\u305f\u3081 <code>\"0\"<\/code> \u304c\u63a8\u5968\u3002HTML5\u3067\u306f\u975e\u63a8\u5968\u5c5e\u6027\u3060\u304c\u5f8c\u65b9\u4e92\u63db\u3068\u3057\u3066\u6b8b\u3063\u3066\u3044\u308b<\/li>\n<li><strong>allow<\/strong>\uff1aiframe\u306b\u8a31\u53ef\u3059\u308b\u6a5f\u80fd\u306e\u4e00\u89a7\u3002<code>autoplay<\/code>\u30fb<code>fullscreen<\/code> \u306a\u3069\u3092\u5217\u6319\u3059\u308b<\/li>\n<li><strong>allowfullscreen<\/strong>\uff1a\u5168\u753b\u9762\u8868\u793a\u3092\u8a31\u53ef\u3059\u308b\u30d6\u30fc\u30eb\u5c5e\u6027<\/li>\n<\/ul>\n\n\n<p class=\"wp-block-paragraph\"><code>allow<\/code> \u5c5e\u6027\u306b <code>autoplay<\/code> \u304c\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u3068\u3001URL\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u81ea\u52d5\u518d\u751f\u3092\u6307\u5b9a\u3057\u3066\u3082\u52d5\u4f5c\u3057\u307e\u305b\u3093\u3002\u5f8c\u8ff0\u306e\u81ea\u52d5\u518d\u751f\u8a2d\u5b9a\u3068\u5408\u308f\u305b\u3066\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u57fa\u672c\u306e\u57cb\u3081\u8fbc\u307f\u65b9\uff1aHTML\u306b\u76f4\u66f8\u304d\u3059\u308b<\/h2>\n\n\n<h3 class=\"wp-block-heading\">\u6700\u3082\u30b7\u30f3\u30d7\u30eb\u306a\u5b9f\u88c5<\/h3>\n\n\n<p class=\"wp-block-paragraph\">HTML\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u57cb\u3081\u8fbc\u307f\u306f\u3001\u53d6\u5f97\u3057\u305fiframe\u30b3\u30fc\u30c9\u3092\u305d\u306e\u307e\u307e\u8cbc\u308b\u3060\u3051\u3067\u3059\u3002\u4ee5\u4e0b\u306fHTML\u30da\u30fc\u30b8\u3078\u306e\u57fa\u672c\u7684\u306a\u5b9f\u88c5\u4f8b\u3067\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;!DOCTYPE html&gt;\n&lt;html lang=\"ja\"&gt;\n&lt;head&gt;\n  &lt;meta charset=\"UTF-8\"&gt;\n  &lt;meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"&gt;\n  &lt;title&gt;YouTube\u57cb\u3081\u8fbc\u307f\u30b5\u30f3\u30d7\u30eb&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n\n  &lt;h1&gt;\u52d5\u753b\u30b5\u30f3\u30d7\u30eb&lt;\/h1&gt;\n\n  &lt;iframe width=\"560\" height=\"315\"\n    src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID\"\n    title=\"\u30b5\u30f3\u30d7\u30eb\u52d5\u753b\"\n    frameborder=\"0\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen&gt;\n  &lt;\/iframe&gt;\n\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b3\u30fc\u30c9\u3067\u52d5\u753b\u306f\u8868\u793a\u3055\u308c\u307e\u3059\u304c\u3001\u5e45\u304c <code>560px<\/code> \u56fa\u5b9a\u3067\u3059\u3002\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306e\u753b\u9762\u5e45\u3088\u308a\u5e83\u304f\u306a\u308b\u3068\u306f\u307f\u51fa\u3059\u305f\u3081\u3001\u5fc5\u305a\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\u3092\u884c\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\uff1a\u30b9\u30de\u30db\u3067\u3082\u5d29\u308c\u306a\u3044\u57cb\u3081\u8fbc\u307f<\/h2>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u306eiframe\u3092\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306b\u3059\u308b\u65b9\u6cd5\u306f\u5927\u304d\u304f2\u3064\u3042\u308a\u307e\u3059\u3002<strong>\u65e7\u6765\u306epadding-top\u65b9\u5f0f<\/strong>\u3068\u3001<strong>\u65b0\u3057\u3044aspect-ratio\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong>\u3067\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u306e\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u3084\u4fdd\u5b88\u904b\u7528\u306e\u65b9\u91dd\u306b\u5408\u308f\u305b\u3066\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u6cd5\u2460\uff1apadding-top 56.25% \u306716:9\u3092\u7dad\u6301\u3059\u308b\uff08\u65e7\u6765\u306e\u65b9\u6cd5\u30fb\u4e92\u63db\u6027\u91cd\u8996\uff09<\/h3>\n\n\n<p class=\"wp-block-paragraph\">16:9\u306e\u30a2\u30b9\u30da\u30af\u30c8\u6bd4\u3092\u4fdd\u3061\u306a\u304c\u3089\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306b\u3059\u308b\u53e4\u5178\u7684\u306a\u624b\u6cd5\u3067\u3059\u3002\u89aa\u8981\u7d20\u306b <code>padding-top: 56.25%<\/code>\uff089\u00f716\u00d7100\uff09\u3092\u8a2d\u5b9a\u3057\u3001iframe\u3092absolute\u914d\u7f6e\u3059\u308b\u3053\u3068\u3067\u6bd4\u7387\u3092\u4fdd\u3061\u307e\u3059\u3002IE11\u3092\u542b\u3080\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u3067\u3082\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;div class=\"video-wrap\"&gt;\n  &lt;iframe\n    src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID\"\n    title=\"\u30b5\u30f3\u30d7\u30eb\u52d5\u753b\"\n    frameborder=\"0\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen&gt;\n  &lt;\/iframe&gt;\n&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.video-wrap {\n  position: relative;\n  width: 100%;\n  max-width: 800px;   \/* \u6700\u5927\u5e45\u3092\u6307\u5b9a\u3002\u304a\u597d\u307f\u3067\u5909\u66f4 *\/\n  margin: 0 auto;     \/* \u4e2d\u592e\u63c3\u3048 *\/\n  padding-top: 56.25%; \/* 16:9 = 9\/16 \u00d7 100 *\/\n}\n\n.video-wrap iframe {\n  position: absolute;\n  top: 0;\n  left: 0;\n  width: 100%;\n  height: 100%;\n  border: none;\n}<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\"><code>max-width<\/code> \u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5e83\u5927\u306a\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u753b\u9762\u3067\u3082\u52d5\u753b\u304c\u5de8\u5927\u306b\u306a\u308a\u3059\u304e\u308b\u306e\u3092\u9632\u3052\u307e\u3059\u3002<code>margin: 0 auto<\/code> \u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4e2d\u592e\u5bc4\u305b\u306b\u3059\u308b\u306e\u304c\u5b9a\u756a\u306e\u904b\u7528\u3067\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u6cd5\u2461\uff1aaspect-ratio: 16 \/ 9 \u3092\u4f7f\u3046\uff08\u30e2\u30c0\u30f3\u306a\u65b9\u6cd5\u30fb\u30b3\u30fc\u30c9\u304c\u30b7\u30f3\u30d7\u30eb\uff09<\/h3>\n\n\n<p class=\"wp-block-paragraph\">CSS \u306e <code>aspect-ratio<\/code> \u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u3046\u3068\u3001\u30b3\u30fc\u30c9\u304c\u5927\u5e45\u306b\u30b7\u30f3\u30d7\u30eb\u306b\u306a\u308a\u307e\u3059\u30022021\u5e74\u4ee5\u964d\u306e\u30e2\u30c0\u30f3\u30d6\u30e9\u30a6\u30b6\uff08Chrome\u30fbFirefox\u30fbSafari\u30fbEdge\u6700\u65b0\u7248\uff09\u3067\u306f\u554f\u984c\u306a\u304f\u4f7f\u3048\u307e\u3059\u3002IE11\u306f\u975e\u5bfe\u5fdc\u306e\u305f\u3081\u3001IE\u5bfe\u5fdc\u304c\u5fc5\u8981\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u65b9\u6cd5\u2460\u3092\u9078\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;div class=\"video-wrap\"&gt;\n  &lt;iframe\n    src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID\"\n    title=\"\u30b5\u30f3\u30d7\u30eb\u52d5\u753b\"\n    frameborder=\"0\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen&gt;\n  &lt;\/iframe&gt;\n&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.video-wrap {\n  width: 100%;\n  max-width: 800px;\n  margin: 0 auto;\n}\n\n.video-wrap iframe {\n  width: 100%;\n  aspect-ratio: 16 \/ 9;\n  border: none;\n  display: block;\n}<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\"><code>position: relative \/ absolute<\/code> \u304c\u4e0d\u8981\u306b\u306a\u308a\u3001CSS\u306e\u898b\u901a\u3057\u304c\u683c\u6bb5\u306b\u826f\u304f\u306a\u308a\u307e\u3059\u3002\u65b0\u898f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067IE\u3092\u5207\u308a\u6368\u3066\u3089\u308c\u308b\u5834\u5408\u306f\u3001\u3053\u3061\u3089\u3092\u63a1\u7528\u3059\u308b\u306e\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">URL\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u52d5\u753b\u306e\u6319\u52d5\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b<\/h2>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u306esrc URL\u306b\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3001\u52d5\u753b\u306e\u518d\u751f\u6319\u52d5\u3092\u7d30\u304b\u304f\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002\u30d1\u30e9\u30e1\u30fc\u30bf\u306f <code>?<\/code> \u3067\u59cb\u3081\u3001\u8907\u6570\u6307\u5b9a\u3059\u308b\u3068\u304d\u306f <code>&amp;<\/code> \u3067\u3064\u306a\u304e\u307e\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">\u4e3b\u8981\u30d1\u30e9\u30e1\u30fc\u30bf\u4e00\u89a7\u3068\u4f7f\u3044\u65b9<\/h3>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>autoplay=1<\/strong>\uff1a\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u306b\u81ea\u52d5\u518d\u751f\u3059\u308b\u3002\u305f\u3060\u3057<strong>mute=1\u3068\u306e\u4f75\u7528\u304c\u5fc5\u9808<\/strong>\uff08\u30d6\u30e9\u30a6\u30b6\u30dd\u30ea\u30b7\u30fc\u306e\u5236\u9650\uff09<\/li>\n<li><strong>mute=1<\/strong>\uff1a\u30df\u30e5\u30fc\u30c8\u72b6\u614b\u3067\u518d\u751f\u3002\u81ea\u52d5\u518d\u751f\u3068\u7d44\u307f\u5408\u308f\u305b\u308b<\/li>\n<li><strong>loop=1<\/strong>\uff1a\u52d5\u753b\u3092\u30eb\u30fc\u30d7\u518d\u751f\u3059\u308b\u3002<code>playlist=VIDEO_ID<\/code> \u306e\u540c\u6642\u6307\u5b9a\u304c\u5fc5\u8981\uff08\u5f8c\u8ff0\uff09<\/li>\n<li><strong>start=\u79d2\u6570<\/strong>\uff1a\u6307\u5b9a\u3057\u305f\u79d2\u6570\u304b\u3089\u518d\u751f\u958b\u59cb\u3002\u4f8b\uff1a<code>start=30<\/code> \u306730\u79d2\u304b\u3089\u518d\u751f<\/li>\n<li><strong>controls=0<\/strong>\uff1a\u30d7\u30ec\u30fc\u30e4\u30fc\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d0\u30fc\u3092\u975e\u8868\u793a\u306b\u3059\u308b<\/li>\n<li><strong>rel=0<\/strong>\uff1a\u518d\u751f\u7d42\u4e86\u5f8c\u306e\u95a2\u9023\u52d5\u753b\u3092\u3001\u540c\u30c1\u30e3\u30f3\u30cd\u30eb\u306e\u52d5\u753b\u306e\u307f\u306b\u9650\u5b9a\u3059\u308b\uff08\u5b8c\u5168\u306b\u975e\u8868\u793a\u306b\u306f\u3067\u304d\u306a\u3044\uff09<\/li>\n<li><strong>modestbranding=1<\/strong>\uff1a\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d0\u30fc\u306eYouTube\u30ed\u30b4\u3092\u6700\u5c0f\u5316\u3059\u308b\uff08\u5b8c\u5168\u524a\u9664\u306f\u4e0d\u53ef\uff09<\/li>\n<li><strong>cc_load_policy=1<\/strong>\uff1a\u5b57\u5e55\u3092\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8868\u793a\u3059\u308b<\/li>\n<\/ul>\n\n\n<h3 class=\"wp-block-heading\">autoplay\uff08\u81ea\u52d5\u518d\u751f\uff09\u306e\u5b9f\u88c5\u4f8b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u52d5\u518d\u751f\u3092\u6709\u52b9\u306b\u3059\u308b\u306b\u306f <code>autoplay=1<\/code> \u3068 <code>mute=1<\/code> \u306e\u4e21\u65b9\u3092\u6307\u5b9a\u3057\u3001<code>allow<\/code> \u5c5e\u6027\u306b <code>autoplay<\/code> \u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;div class=\"video-wrap\"&gt;\n  &lt;iframe\n    src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID?autoplay=1&amp;mute=1\"\n    title=\"\u81ea\u52d5\u518d\u751f\u30b5\u30f3\u30d7\u30eb\"\n    frameborder=\"0\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen&gt;\n  &lt;\/iframe&gt;\n&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">URL\u306e <code>&amp;<\/code> \u306fHTML\u306e\u5c5e\u6027\u5024\u5185\u3067\u306f <code>&amp;amp;<\/code> \u3068\u66f8\u304f\u306e\u304c\u6b63\u5f0f\u3067\u3059\u304c\u3001\u73fe\u4ee3\u306e\u30d6\u30e9\u30a6\u30b6\u306f <code>&amp;<\/code> \u306e\u307e\u307e\u3067\u3082\u52d5\u4f5c\u3057\u307e\u3059\u3002\u53b3\u5bc6\u306aHTML\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f <code>&amp;amp;<\/code> \u3092\u4f7f\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">loop\uff08\u30eb\u30fc\u30d7\u518d\u751f\uff09\u306e\u5b9f\u88c5\u4f8b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30d7\u518d\u751f\u306b\u306f <code>loop=1<\/code> \u306b\u52a0\u3048\u3001<code>playlist=VIDEO_ID<\/code> \u3067<strong>\u540c\u3058\u52d5\u753bID\u3092\u6307\u5b9a\u3059\u308b<\/strong>\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306fYouTube API\u306e\u4ed5\u69d8\u4e0a\u306e\u5236\u9650\u3067\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;iframe\n  src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID?loop=1&amp;playlist=VIDEO_ID&amp;mute=1&amp;autoplay=1\"\n  title=\"\u30eb\u30fc\u30d7\u518d\u751f\u30b5\u30f3\u30d7\u30eb\"\n  frameborder=\"0\"\n  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n  allowfullscreen&gt;\n&lt;\/iframe&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u30d2\u30fc\u30ed\u30fc\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u80cc\u666f\u52d5\u753b\u3068\u3057\u3066\u6d3b\u7528\u3059\u308b\u30b1\u30fc\u30b9\u304c\u591a\u3044\u3067\u3059\u3002\u305d\u306e\u5834\u5408\u306f <code>controls=0<\/code> \u3082\u5408\u308f\u305b\u3066\u6307\u5b9a\u3057\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d0\u30fc\u3092\u975e\u8868\u793a\u306b\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">start\uff08\u958b\u59cb\u6642\u9593\uff09\u306e\u5b9f\u88c5\u4f8b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u52d5\u753b\u306e\u7279\u5b9a\u30b7\u30fc\u30f3\u304b\u3089\u518d\u751f\u3055\u305b\u305f\u3044\u5834\u5408\u306f <code>start<\/code> \u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;iframe\n  src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID?start=120\"\n  title=\"2\u5206\u304b\u3089\u518d\u751f\u3059\u308b\u30b5\u30f3\u30d7\u30eb\"\n  frameborder=\"0\"\n  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n  allowfullscreen&gt;\n&lt;\/iframe&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u5171\u6709URL\u306e <code>&amp;t=2m0s<\/code> \u5f62\u5f0f\u3068\u306f\u7570\u306a\u308a\u3001\u57cb\u3081\u8fbc\u307fURL\u3067\u306f<strong>\u79d2\u6570\u306e\u307f\u306e\u6574\u6570<\/strong>\u3067\u6307\u5b9a\u3057\u307e\u3059\uff08<code>start=120<\/code> \u30672\u5206\uff09\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u30d7\u30ec\u30a4\u30ea\u30b9\u30c8\u306e\u57cb\u3081\u8fbc\u307f<\/h2>\n\n\n<h3 class=\"wp-block-heading\">\u30d7\u30ec\u30a4\u30ea\u30b9\u30c8URL\u306e\u53d6\u5f97\u3068\u57cb\u3081\u8fbc\u307f\u65b9<\/h3>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u306e\u30d7\u30ec\u30a4\u30ea\u30b9\u30c8\u5168\u4f53\u3092\u57cb\u3081\u8fbc\u3080\u306b\u306f\u3001src\u306b <code>videoseries<\/code> \u3092\u4f7f\u3044\u307e\u3059\u3002\u30d7\u30ec\u30a4\u30ea\u30b9\u30c8ID\u306f YouTube \u306eURL\u4e2d\u306e <code>list=<\/code> \u4ee5\u964d\u306e\u6587\u5b57\u5217\u3067\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;div class=\"video-wrap\"&gt;\n  &lt;iframe\n    src=\"https:\/\/www.youtube.com\/embed\/videoseries?list=PLAYLIST_ID\"\n    title=\"\u30d7\u30ec\u30a4\u30ea\u30b9\u30c8\u30b5\u30f3\u30d7\u30eb\"\n    frameborder=\"0\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen&gt;\n  &lt;\/iframe&gt;\n&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30ec\u30a4\u30ea\u30b9\u30c8\u3092\u57cb\u3081\u8fbc\u3080\u3068\u3001iframe\u306e\u53f3\u4e0a\u306b\u30d7\u30ec\u30a4\u30ea\u30b9\u30c8\u306e\u30d1\u30cd\u30eb\u304c\u8868\u793a\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u6b21\u306e\u52d5\u753b\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u6700\u521d\u306e\u52d5\u753b\u304b\u3089\u9806\u756a\u306b\u81ea\u52d5\u3067\u6d41\u3059\u5834\u5408\u306f <code>autoplay=1&amp;mute=1<\/code> \u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u3068\u30b5\u30e0\u30cd\u30a4\u30eb\u7f6e\u63db\u306b\u3088\u308b\u30da\u30fc\u30b8\u901f\u5ea6\u6539\u5584<\/h2>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u306eiframe\u306f\u8aad\u307f\u8fbc\u307f\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u3001\u30da\u30fc\u30b8\u5185\u306b\u8907\u6570\u57cb\u3081\u8fbc\u3080\u3068Core Web Vitals\u306e\u30b9\u30b3\u30a2\uff08\u7279\u306bLCP\u30fbTBT\uff09\u304c\u5927\u5e45\u306b\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u901f\u5ea6\u6539\u5584\u306e\u30c6\u30af\u30cb\u30c3\u30af\u30922\u3064\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">loading=&#8221;lazy&#8221; \u5c5e\u6027\u3067\u9045\u5ef6\u8aad\u307f\u8fbc\u307f<\/h3>\n\n\n<p class=\"wp-block-paragraph\">iframe\u306b <code>loading=\"lazy\"<\/code> \u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3001\u30d3\u30e5\u30fc\u30dd\u30fc\u30c8\u5916\u306eiframe\u306e\u8aad\u307f\u8fbc\u307f\u3092\u9045\u5ef6\u3067\u304d\u307e\u3059\u3002\u5b9f\u88c5\u30b3\u30b9\u30c8\u304c\u307b\u307c\u30bc\u30ed\u306e\u5272\u306b\u52b9\u679c\u304c\u5927\u304d\u3044\u305f\u3081\u3001<strong>\u5e38\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u3092\u63a8\u5968<\/strong>\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;div class=\"video-wrap\"&gt;\n  &lt;iframe\n    src=\"https:\/\/www.youtube.com\/embed\/VIDEO_ID\"\n    title=\"\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u30b5\u30f3\u30d7\u30eb\"\n    frameborder=\"0\"\n    loading=\"lazy\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen&gt;\n  &lt;\/iframe&gt;\n&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n<h3 class=\"wp-block-heading\">\u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u521d\u3081\u3066\u8aad\u307f\u8fbc\u3080\u300c\u8efd\u91cf\u5316\u30c6\u30af\u300d<\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u3055\u3089\u306b\u8e0f\u307f\u8fbc\u3093\u3060\u6700\u9069\u5316\u3068\u3057\u3066\u3001<strong>\u521d\u671f\u8868\u793a\u306f\u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u306e\u307f<\/strong>\u3092\u8868\u793a\u3057\u3001\u30af\u30ea\u30c3\u30af\u6642\u306b\u306f\u3058\u3081\u3066iframe\u3092\u751f\u6210\u3059\u308b\u624b\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u300cLite YouTube Embed\u300d\u3068\u547c\u3070\u308c\u308b\u624b\u6cd5\u3067\u3001Google\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u63d0\u5531\u3057\u307e\u3057\u305f\u3002JavaScript\u3067\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;!-- \u30b5\u30e0\u30cd\u30a4\u30eb\u3092\u30af\u30ea\u30c3\u30af\u3067\u52d5\u753b\u3092\u8aad\u307f\u8fbc\u3080\u8efd\u91cf\u5b9f\u88c5 --&gt;\n&lt;div class=\"lite-youtube\" data-videoid=\"VIDEO_ID\" style=\"max-width:800px;margin:0 auto;\"&gt;\n  &lt;img\n    src=\"https:\/\/i.ytimg.com\/vi\/VIDEO_ID\/hqdefault.jpg\"\n    alt=\"\u52d5\u753b\u306e\u30b5\u30e0\u30cd\u30a4\u30eb\"\n    loading=\"lazy\"\n    width=\"480\"\n    height=\"360\"\n    style=\"width:100%;aspect-ratio:16\/9;object-fit:cover;cursor:pointer;\"\n    onclick=\"this.parentElement.innerHTML='&lt;iframe src=\\'https:\/\/www.youtube.com\/embed\/VIDEO_ID?autoplay=1\\' title=\\'\u52d5\u753b\\' frameborder=\\'0\\' allow=\\'autoplay;encrypted-media\\' allowfullscreen style=\\'width:100%;aspect-ratio:16\/9;border:none;\\'&gt;&lt;\\\/iframe&gt;'\"\n  &gt;\n&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u306eURL\u306f <code>https:\/\/i.ytimg.com\/vi\/VIDEO_ID\/hqdefault.jpg<\/code> \u3067\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002\u9ad8\u89e3\u50cf\u5ea6\u7248\uff08maxresdefault.jpg\uff09\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u306f\u305d\u3061\u3089\u3092\u4f7f\u3046\u3068\u7dba\u9e97\u3067\u3059\u3002\u3053\u306e\u624b\u6cd5\u306fiframe\u3092\u6700\u521d\u304b\u3089\u8aad\u307f\u8fbc\u307e\u306a\u3044\u305f\u3081\u3001PageSpeed Insights\u306e\u30b9\u30b3\u30a2\u304c\u5287\u7684\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\u672c\u683c\u7684\u306a\u5b9f\u88c5\u306b\u306f <a href=\"https:\/\/github.com\/paulirish\/lite-youtube-embed\">lite-youtube-embed<\/a>\uff08npm\u30d1\u30c3\u30b1\u30fc\u30b8\uff09\u306e\u5229\u7528\u3082\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u5f37\u5316\u30e2\u30fc\u30c9\uff08youtube-nocookie.com\uff09<\/h2>\n\n\n<h3 class=\"wp-block-heading\">youtube-nocookie.com \u3068\u306f<\/h3>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u306f\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306b\u914d\u616e\u3057\u305f\u57cb\u3081\u8fbc\u307f\u30c9\u30e1\u30a4\u30f3\u3068\u3057\u3066 <code>www.youtube-nocookie.com<\/code> \u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u4f7f\u3046\u3068\u3001<strong>\u30e6\u30fc\u30b6\u30fc\u304c\u52d5\u753b\u3092\u518d\u751f\u3059\u308b\u307e\u3067Google\u304c\u30af\u30c3\u30ad\u30fc\u3092\u8a2d\u5b9a\u3057\u306a\u3044<\/strong>\u3068\u3044\u3046\u4ed5\u69d8\u306b\u306a\u308a\u307e\u3059\u3002GDPR\u3084\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u3092\u91cd\u8996\u3059\u308b\u30b5\u30a4\u30c8\u3067\u63a1\u7528\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-markup\" data-lang=\"HTML\"><code>&lt;div class=\"video-wrap\"&gt;\n  &lt;iframe\n    src=\"https:\/\/www.youtube-nocookie.com\/embed\/VIDEO_ID\"\n    title=\"\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u5f37\u5316\u30e2\u30fc\u30c9\u306e\u30b5\u30f3\u30d7\u30eb\"\n    frameborder=\"0\"\n    loading=\"lazy\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen&gt;\n  &lt;\/iframe&gt;\n&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u306e <code>www.youtube.com<\/code> \u3068 <code>www.youtube-nocookie.com<\/code> \u306e\u30c9\u30e1\u30a4\u30f3\u90e8\u5206\u3092\u7f6e\u304d\u63db\u3048\u308b\u3060\u3051\u3067\u6709\u52b9\u5316\u3067\u304d\u307e\u3059\u3002\u52d5\u753b\u306e\u6a5f\u80fd\u30fb\u753b\u8cea\u30fb\u8868\u793a\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002\u6b27\u5dde\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u5bfe\u8c61\u306b\u3057\u305f\u30b5\u30a4\u30c8\u3084\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u30dd\u30ea\u30b7\u30fc\u3092\u53b3\u683c\u306b\u904b\u7528\u3059\u308b\u30b3\u30fc\u30dd\u30ec\u30fc\u30c8\u30b5\u30a4\u30c8\u3067\u306f\u7a4d\u6975\u7684\u306b\u63a1\u7528\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">WordPress\u3067\u306eYouTube\u57cb\u3081\u8fbc\u307f\u3068\u306e\u9055\u3044<\/h2>\n\n\n<h3 class=\"wp-block-heading\">WordPress\u306e\u81ea\u52d5\u57cb\u3081\u8fbc\u307f\uff08oEmbed\uff09<\/h3>\n\n\n<p class=\"wp-block-paragraph\">WordPress\u3067\u306fYouTube\u306eURL\u3092\u6bb5\u843d\u30d6\u30ed\u30c3\u30af\u306b\u8cbc\u308a\u4ed8\u3051\u308b\u3060\u3051\u3067\u3001\u81ea\u52d5\u7684\u306b\u52d5\u753b\u304c\u57cb\u3081\u8fbc\u307e\u308c\u307e\u3059\u3002\u3053\u308c\u306fWordPress\u306eoEmbed\u6a5f\u80fd\u306b\u3088\u308b\u3082\u306e\u3067\u3001\u5185\u90e8\u7684\u306biframe\u306b\u5909\u63db\u3055\u308c\u307e\u3059\u3002\u624b\u8efd\u306a\u305f\u3081\u3001\u30d6\u30ed\u30b0\u8a18\u4e8b\u306a\u3069\u3067\u306f\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">Gutenberg\u306e\u52d5\u753b\u30d6\u30ed\u30c3\u30af\u3068iframe\u306e\u9055\u3044<\/h3>\n\n\n<p class=\"wp-block-paragraph\">WordPress\u306e\u30d6\u30ed\u30c3\u30af\u30a8\u30c7\u30a3\u30bf\u30fc\uff08Gutenberg\uff09\u306b\u306f\u300cYouTube\u30d6\u30ed\u30c3\u30af\u300d\u3082\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002URL\u3092\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u57cb\u3081\u8fbc\u3081\u307e\u3059\u3002\u305f\u3060\u3057\u3001<strong>URL\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3088\u308b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3084\u7d30\u304b\u3044CSS\u5236\u5fa1\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u30ab\u30b9\u30bf\u30e0HTML\u30d6\u30ed\u30c3\u30af\u306b\u76f4\u63a5iframe\u3092\u66f8\u3044\u305f\u65b9\u304c\u81ea\u7531\u5ea6\u304c\u9ad8\u3044<\/strong>\u3067\u3059\u3002<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u81ea\u52d5\u57cb\u3081\u8fbc\u307f \/ YouTube\u30d6\u30ed\u30c3\u30af<\/strong>\uff1a\u624b\u8efd\u30fbURL\u3092\u8cbc\u308b\u3060\u3051\u30fb\u30d1\u30e9\u30e1\u30fc\u30bf\u6307\u5b9a\u304c\u96e3\u3057\u3044<\/li>\n<li><strong>\u30ab\u30b9\u30bf\u30e0HTML\u30d6\u30ed\u30c3\u30af\u3067iframe\u76f4\u66f8\u304d<\/strong>\uff1a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fbCSS\u304c\u81ea\u7531\u30fb\u8a2d\u5b9a\u306e\u624b\u9593\u306f\u304b\u304b\u308b<\/li>\n<\/ul>\n\n\n<p class=\"wp-block-paragraph\">SWELL\u306a\u3069\u306e\u30c6\u30fc\u30de\u306b\u306f\u52d5\u753b\u3092\u30e9\u30c3\u30d7\u3059\u308bCSS\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u65e2\u5b58\u306e\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u30b9\u30bf\u30a4\u30eb\u3068\u7af6\u5408\u3057\u306a\u3044\u3088\u3046\u3001\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3067\u9069\u7528\u4e2d\u306eCSS\u3092\u78ba\u8a8d\u3057\u3066\u304b\u3089\u5b9f\u88c5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u30c8\u30e9\u30d6\u30eb\u3068\u5bfe\u51e6\u6cd5<\/h2>\n\n\n<h3 class=\"wp-block-heading\">\u52d5\u753b\u304c\u306f\u307f\u51fa\u3059\u30fb\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u304c\u767a\u751f\u3059\u308b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">iframe\u306b <code>width=\"560\"<\/code> \u306a\u3069\u306e\u30d4\u30af\u30bb\u30eb\u5024\u304c\u305d\u306e\u307e\u307e\u6b8b\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u539f\u56e0\u3067\u3059\u3002\u524d\u8ff0\u306eCSS\u3092\u9069\u7528\u3057\u3066\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5316\u3059\u308c\u3070\u89e3\u6d88\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u89aa\u8981\u7d20\u306b <code>overflow: hidden<\/code> \u3092\u8a2d\u5b9a\u3057\u3066\u3044\u3066\u4f4d\u7f6e\u304c\u30ba\u30ec\u308b\u5834\u5408\u306f\u3001\u30e9\u30c3\u30d1\u30fc\u306eposition\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">\u52d5\u753b\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u30fb\u771f\u3063\u9ed2\u306b\u306a\u308b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u8003\u3048\u3089\u308c\u308b\u539f\u56e0\u306f\u8907\u6570\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li>\u52d5\u753b\u304c\u975e\u516c\u958b\u307e\u305f\u306f\u524a\u9664\u3055\u308c\u3066\u3044\u308b<\/li>\n<li>\u52d5\u753b\u306e\u30aa\u30fc\u30ca\u30fc\u304c\u57cb\u3081\u8fbc\u307f\u3092\u7121\u52b9\u306b\u3057\u3066\u3044\u308b\uff08\u8457\u4f5c\u6a29\u4fdd\u8b77\u306a\u3069\u306e\u8a2d\u5b9a\uff09<\/li>\n<li>VIDEO_ID\u304c\u9593\u9055\u3063\u3066\u3044\u308b<\/li>\n<li>Content Security Policy\uff08CSP\uff09\u3067iframe\u306esrc\u304c\u5236\u9650\u3055\u308c\u3066\u3044\u308b<\/li>\n<li>\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\uff08file:\/\/\uff09\u3067\u958b\u3044\u3066\u3044\u308b\u305f\u3081\u30af\u30ed\u30b9\u30aa\u30ea\u30b8\u30f3\u5236\u9650\u304c\u767a\u751f\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n\n\n<p class=\"wp-block-paragraph\">\u30d6\u30e9\u30a6\u30b6\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\uff08F12\uff09\u306e\u30b3\u30f3\u30bd\u30fc\u30eb\u30bf\u30d6\u3067\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u539f\u56e0\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">iframe\u306b\u4f59\u767d\u304c\u751f\u307e\u308c\u308b<\/h3>\n\n\n<p class=\"wp-block-paragraph\">iframe\u306f\u30a4\u30f3\u30e9\u30a4\u30f3\u8981\u7d20\u3068\u3057\u3066\u6271\u308f\u308c\u308b\u305f\u3081\u3001\u4e0b\u90e8\u306b\u8b0e\u306e\u4f59\u767d\u304c\u751f\u307e\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<code>display: block<\/code> \u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u89e3\u6d88\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>iframe {\n  display: block;\n}<\/code><\/pre><\/div>\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n\n\n<h3 class=\"wp-block-heading\">Q. YouTube\u306e\u52d5\u753b\u3092\u57cb\u3081\u8fbc\u3093\u3067\u3082\u8457\u4f5c\u6a29\u4e0a\u306e\u554f\u984c\u306f\u306a\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u304c\u63d0\u4f9b\u3059\u308b\u57cb\u3081\u8fbc\u307f\u6a5f\u80fd\uff08iframe\uff09\u3092\u4f7f\u3046\u9650\u308a\u3001<strong>\u52d5\u753b\u306e\u30aa\u30fc\u30ca\u30fc\u304c\u57cb\u3081\u8fbc\u307f\u3092\u8a31\u53ef\u3057\u3066\u3044\u308b\u52d5\u753b\u306b\u95a2\u3057\u3066\u306f\u554f\u984c\u3042\u308a\u307e\u305b\u3093<\/strong>\u3002YouTube\u306e\u5229\u7528\u898f\u7d04\u3067\u3082\u3001\u57cb\u3081\u8fbc\u307f\u6a5f\u80fd\u306f\u30b5\u30fc\u30d3\u30b9\u306e\u4e00\u90e8\u3068\u3057\u3066\u63d0\u4f9b\u3055\u308c\u3066\u304a\u308a\u3001\u7b2c\u4e09\u8005\u30b5\u30a4\u30c8\u3078\u306e\u57cb\u3081\u8fbc\u307f\u306f\u8a31\u5bb9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u52d5\u753b\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u81ea\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u884c\u70ba\u306f\u8457\u4f5c\u6a29\u4fb5\u5bb3\u3068\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u4ed6\u8005\u306e\u8457\u4f5c\u6a29\u3067\u4fdd\u8b77\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u542b\u307e\u308c\u308b\u52d5\u753b\u306e\u57cb\u3081\u8fbc\u307f\u306f\u3001\u5143\u306e\u52d5\u753b\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u72b6\u6cc1\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u5546\u696d\u76ee\u7684\u306e\u4f7f\u7528\u306b\u3064\u3044\u3066\u306f\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u52d5\u753b\u30aa\u30fc\u30ca\u30fc\u3078\u306e\u78ba\u8a8d\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">Q. autoplay\uff08\u81ea\u52d5\u518d\u751f\uff09\u304c\u52b9\u304d\u307e\u305b\u3093\u3002\u306a\u305c\u3067\u3059\u304b\uff1f<\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u30e2\u30c0\u30f3\u30d6\u30e9\u30a6\u30b6\u306f\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5b88\u308b\u305f\u3081\u3001<strong>\u97f3\u58f0\u4ed8\u304d\u52d5\u753b\u306e\u81ea\u52d5\u518d\u751f\u3092\u539f\u5247\u3068\u3057\u3066\u30d6\u30ed\u30c3\u30af<\/strong>\u3057\u3066\u3044\u307e\u3059\u3002\u81ea\u52d5\u518d\u751f\u3092\u6a5f\u80fd\u3055\u305b\u308b\u306b\u306f <code>autoplay=1<\/code> \u3068 <code>mute=1<\/code> \u306e\u4e21\u65b9\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001iframe\u306e <code>allow<\/code> \u5c5e\u6027\u306b <code>autoplay<\/code> \u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3082\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3089\u3092\u3059\u3079\u3066\u6e80\u305f\u3057\u3066\u3082\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u8a2d\u5b9a\u306b\u3088\u3063\u3066\u306f\u30d6\u30ed\u30c3\u30af\u3055\u308c\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002\u30d2\u30fc\u30ed\u30fc\u80cc\u666f\u52d5\u753b\u306a\u3069\u3067\u78ba\u5b9f\u306b\u81ea\u52d5\u518d\u751f\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30df\u30e5\u30fc\u30c8\u3092\u524d\u63d0\u3068\u3057\u305f\u8a2d\u8a08\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">Q. \u30b9\u30de\u30db\u3067\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306b\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n<p class=\"wp-block-paragraph\">iframe\u306bwidth\/height\u306e\u30d4\u30af\u30bb\u30eb\u5024\u3092\u76f4\u66f8\u304d\u3059\u308b\u306e\u3092\u3084\u3081\u3001CSS\u3067\u5236\u5fa1\u3059\u308b\u306e\u304c\u57fa\u672c\u3067\u3059\u3002<code>aspect-ratio: 16 \/ 9<\/code> \u3068 <code>width: 100%<\/code> \u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u65b0\u3057\u3044\u65b9\u6cd5\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u3068\u306e\u4e92\u63db\u6027\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u30e9\u30c3\u30d1\u30fc\u306b <code>padding-top: 56.25%<\/code> \u3092\u8a2d\u5b9a\u3057\u3066iframe\u3092absolute\u914d\u7f6e\u3059\u308b\u65b9\u6cd5\u3092\u4f7f\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3082\u672c\u8a18\u4e8b\u306e\u30b3\u30fc\u30c9\u4f8b\u3092\u305d\u306e\u307e\u307e\u30b3\u30d4\u30fc\u3057\u3066\u4f7f\u3048\u307e\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">Q. \u30da\u30fc\u30b8\u304c\u91cd\u304f\u306a\u308b\u306e\u3092\u9632\u3050\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n<p class=\"wp-block-paragraph\">YouTube\u306eiframe\u306f1\u672c\u3042\u305f\u308a\u591a\u304f\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3081\u3001\u8907\u6570\u57cb\u3081\u8fbc\u3080\u3068\u30da\u30fc\u30b8\u304c\u91cd\u304f\u306a\u308a\u307e\u3059\u3002\u6709\u52b9\u306a\u5bfe\u7b56\u306f2\u3064\u3067\u3059\u3002\u307e\u305a <strong><code>loading=\"lazy\"<\/code> \u5c5e\u6027<\/strong>\u3092\u5168iframe\u306b\u8ffd\u52a0\u3057\u3001\u753b\u9762\u5916\u306e\u52d5\u753b\u3092\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u306b\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u52b9\u679c\u7684\u306a\u306e\u304c\u3001<strong>\u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u3092\u8868\u793a\u3057\u3066\u30af\u30ea\u30c3\u30af\u6642\u306biframe\u3092\u751f\u6210\u3059\u308b\u300c\u8efd\u91cf\u5316\u30c6\u30af\u300d<\/strong>\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u521d\u671f\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u306bYouTube\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u307e\u3063\u305f\u304f\u8aad\u307f\u8fbc\u307e\u305a\u306b\u6e08\u307f\u3001PageSpeed Insights\u3084Core Web Vitals\u306e\u30b9\u30b3\u30a2\u304c\u5927\u5e45\u306b\u6539\u5584\u3057\u307e\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\">Q. \u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u5f37\u5316\u30e2\u30fc\u30c9\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f\u901a\u5e38\u30e2\u30fc\u30c9\u3068\u4f55\u304c\u9055\u3044\u307e\u3059\u304b\uff1f<\/h3>\n\n\n<p class=\"wp-block-paragraph\"><code>www.youtube-nocookie.com<\/code> \u30c9\u30e1\u30a4\u30f3\u3092\u4f7f\u3063\u305f\u57cb\u3081\u8fbc\u307f\u304c\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u5f37\u5316\u30e2\u30fc\u30c9\u3067\u3059\u3002\u901a\u5e38\u306e <code>www.youtube.com<\/code> \u3067\u306f\u3001\u30da\u30fc\u30b8\u3092\u8aad\u307f\u8fbc\u3093\u3060\u6642\u70b9\u3067Google\u306e\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u30af\u30c3\u30ad\u30fc\u304c\u8a2d\u5b9a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u5f37\u5316\u30e2\u30fc\u30c9\u3067\u306f<strong>\u30e6\u30fc\u30b6\u30fc\u304c\u5b9f\u969b\u306b\u52d5\u753b\u3092\u518d\u751f\u3059\u308b\u307e\u3067\u30af\u30c3\u30ad\u30fc\u3092\u8a2d\u5b9a\u3057\u306a\u3044<\/strong>\u305f\u3081\u3001GDPR\u306a\u3069\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u898f\u5236\u3078\u306e\u5bfe\u5fdc\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\u52d5\u753b\u306e\u8868\u793a\u54c1\u8cea\u3084\u6a5f\u80fd\u306b\u9055\u3044\u306f\u306a\u304f\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u5909\u3048\u308b\u3060\u3051\u3067\u6709\u52b9\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001HTML\u3067YouTube\u52d5\u753b\u3092\u57cb\u3081\u8fbc\u3080\u65b9\u6cd5\u3092\u57fa\u672c\u304b\u3089\u5fdc\u7528\u307e\u3067\u7db2\u7f85\u7684\u306b\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002iframe\u306e\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3066HTML\u306b\u8cbc\u308b\u57fa\u672c\u624b\u9806\u304b\u3089\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3067\u3082\u5d29\u308c\u306a\u3044\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\u3001URL\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3088\u308b\u81ea\u52d5\u518d\u751f\u30fb\u30eb\u30fc\u30d7\u30fb\u958b\u59cb\u6642\u9593\u306e\u5236\u5fa1\u3001\u30da\u30fc\u30b8\u901f\u5ea6\u3092\u5b88\u308b\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u30c6\u30af\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u5f37\u5316\u30e2\u30fc\u30c9\u307e\u3067\u3001\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u3063\u3066\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<p class=\"wp-block-paragraph\">\u5404\u30c6\u30af\u30cb\u30c3\u30af\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li>iframe\u306fYouTube\u306e\u5171\u6709\u30dc\u30bf\u30f3\u2192\u57cb\u3081\u8fbc\u307f\u304b\u3089\u53d6\u5f97\u3057\u3001\u305d\u306e\u307e\u307eHTML\u306b\u8cbc\u308a\u4ed8\u3051\u308b\u3060\u3051\u3067\u52d5\u4f5c\u3059\u308b<\/li>\n<li>\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\u306f <code>aspect-ratio: 16 \/ 9<\/code>\uff08\u30e2\u30c0\u30f3\uff09\u304b <code>padding-top: 56.25%<\/code>\uff08\u4e92\u63db\u6027\u91cd\u8996\uff09\u3092\u4f7f\u3046<\/li>\n<li>\u81ea\u52d5\u518d\u751f\u306f <code>autoplay=1<\/code> \u3068 <code>mute=1<\/code> \u306e\u4e21\u65b9\u304c\u5fc5\u9808\u3002\u30df\u30e5\u30fc\u30c8\u306a\u3057\u306f\u73fe\u4ee3\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u52d5\u4f5c\u3057\u306a\u3044<\/li>\n<li>\u30eb\u30fc\u30d7\u518d\u751f\u306f <code>loop=1&amp;playlist=VIDEO_ID<\/code> \u3067\u540c\u3058ID\u3092 <code>playlist<\/code> \u306b\u3082\u6307\u5b9a\u3059\u308b<\/li>\n<li><code>loading=\"lazy\"<\/code> \u306f\u5168iframe\u306b\u5fc5\u305a\u8ffd\u52a0\u3057\u3066\u30da\u30fc\u30b8\u901f\u5ea6\u3092\u5b88\u308b<\/li>\n<li>\u8907\u6570\u57cb\u3081\u8fbc\u3080\u5834\u5408\u306f\u30b5\u30e0\u30cd\u30a4\u30eb\u7f6e\u63db\u30c6\u30af\u30cb\u30c3\u30af\u3067Core Web Vitals\u3092\u5b88\u308b<\/li>\n<li>\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306b\u914d\u616e\u3057\u305f\u30b5\u30a4\u30c8\u306f <code>youtube-nocookie.com<\/code> \u3092\u63a1\u7528\u3059\u308b<\/li>\n<li>WordPress\u3067\u306f\u30ab\u30b9\u30bf\u30e0HTML\u30d6\u30ed\u30c3\u30af\u3092\u4f7f\u3046\u3068iframe\u3092\u76f4\u66f8\u304d\u3067\u304d\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u3082\u81ea\u7531\u306b\u8a2d\u5b9a\u3067\u304d\u308b<\/li>\n<\/ul>\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u672c\u306e1\u884c\u304b\u3089\u59cb\u3081\u3066\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u30fb\u30d1\u30e9\u30e1\u30fc\u30bf\u30fb\u901f\u5ea6\u6700\u9069\u5316\u3092\u91cd\u306d\u3066\u3044\u304f\u306e\u304c\u30b9\u30e0\u30fc\u30ba\u306a\u5b9f\u88c5\u306e\u9032\u3081\u65b9\u3067\u3059\u3002\u5404\u30b3\u30fc\u30c9\u4f8b\u306f\u305d\u306e\u307e\u307e\u30b3\u30d4\u30fc\u30da\u30fc\u30b9\u30c8\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u8a2d\u8a08\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u6d3b\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n\n<!-- withmedia-related -->\n<h2 class=\"wp-block-heading\">\u95a2\u9023\u8a18\u4e8b<\/h2>\n\n\n\n\n\n<ul class=\"wp-block-list\">\n<li><a 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