{"id":10684,"date":"2025-08-20T06:58:51","date_gmt":"2025-08-20T06:58:51","guid":{"rendered":"https:\/\/withcode.tech\/media\/?p=10684"},"modified":"2026-01-03T06:02:01","modified_gmt":"2026-01-03T06:02:01","slug":"link_decoration","status":"publish","type":"post","link":"https:\/\/withcode.tech\/media\/link_decoration\/","title":{"rendered":"CSS\u3067\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u6d88\u3059\u65b9\u6cd5\uff5c\u8272\u30fb\u5f62\u72b6\u30fb\u592a\u3055\u306a\u3069\u591a\u5f69\u306a\u88c5\u98fe\u5909\u66f4\u306e\u8a2d\u5b9a\u3092\u5fb9\u5e95\u89e3\u8aac\uff01"},"content":{"rendered":"<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-14.40.37.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u30da\u30f3\u535a\u58eb\uff01\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u6d88\u3057\u305f\u3044\u306e\u3067\u3059\u304c\u3001\u3069\u3046\u3059\u308c\u3070\u826f\u3044\u306e\u3067\u3057\u3087\u3046\u304b&#8230;<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-right\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.09.27.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u6d88\u3059\u65b9\u6cd5\u3058\u3083\u306a\uff01\u4e0b\u7dda\u3092\u6d88\u3059\u4ee5\u5916\u306b\u3082\u69d8\u3005\u306a\u88c5\u98fe\u65b9\u6cd5\u304c\u3042\u308b\u3093\u3058\u3083\uff01 \u3088\u30fc\u304f\u805e\u3044\u3066\u304a\u304f\u3093\u3058\u3083\u305e\uff01<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-14.48.08.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u305d\u3046\u306a\u3093\u3067\u3059\u306d\uff01\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\uff01<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<p>\u300c\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u304c\u30c7\u30b6\u30a4\u30f3\u3092\u5d29\u3057\u3066\u3057\u307e\u3046\u300d\u300c\u5fc5\u8981\u306a\u7b87\u6240\u3060\u3051\u4e0b\u7dda\u3092\u6d88\u3057\u305f\u3044\u300d\u305d\u3093\u306a\u304a\u60a9\u307f\u306f\u3042\u308a\u307e\u305b\u3093\u304b\u3002<br>\u672c\u8a18\u4e8b\u3067\u306f\u3001CSS\u306e\u300ctext-decoration\u300d\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u3044\u3001\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u81ea\u5728\u306b\u5236\u5fa1\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<br>\u8aad\u307f\u7d42\u3048\u308b\u3053\u308d\u306b\u306f\u3001\u30b5\u30a4\u30c8\u306e\u96f0\u56f2\u6c17\u306b\u5408\u3063\u305f\u30ea\u30f3\u30af\u30c7\u30b6\u30a4\u30f3\u3092\u4f5c\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_announce\">\u300c\u5b66\u7fd2\u2192\u5c31\u8077\u300d\u306b\u3064\u306a\u3052\u305f\u53d7\u8b1b\u751f\u306e\u30ea\u30a2\u30eb\u306a\u4f53\u9a13\u8ac7\u3082\u516c\u958b\u4e2d\uff01<br>\u50cd\u304d\u65b9\u3092\u5909\u3048\u305f\u3044\u65b9\u306b\u3082\u97ff\u304f\u30b9\u30c8\u30fc\u30ea\u30fc\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_info\"><strong>\u5409\u6c60\u3055\u3093<\/strong><br>Web\u5236\u4f5c\u3092\u4f53\u7cfb\u7684\u306b\u5b66\u3073\u305f\u3044\u3068\u8003\u3048\u3001WithCode\u306b\u5165\u4f1a\u3055\u308c\u307e\u3057\u305f\u3002\u5352\u696d\u5f8c\u306f\u3001WithCode\u7d4c\u7531\u3067\u5b9f\u6848\u4ef6\u3092\u7d4c\u9a13\u3057\u305f\u307b\u304b\u3001\u3054\u81ea\u8eab\u3067\u3082\u6848\u4ef6\u3092\u7372\u5f97\u3002\u4eca\u5f8c\u306fWeb\u7cfb\u306e\u696d\u52d9\u306b\u643a\u308f\u308a\u305f\u3044\u3068\u3044\u3046\u601d\u3044\u304b\u3089\u8ee2\u8077\u6d3b\u52d5\u3092\u884c\u3044\u3001\u53d7\u8a17\u958b\u767a\u306e\u4f1a\u793e\u3078\u306e\u8ee2\u8077\u3092\u6210\u529f\u3055\u305b\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u8a73\u3057\u304f\u306f<a href=\"https:\/\/withcode.tech\/media\/interview_9\/\" title=\"\">\u3053\u3061\u3089\u306e\u8a18\u4e8b<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-withcode-media wp-block-embed-withcode-media\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/withcode.tech\/media\/interview_9\/\n<\/div><\/figure>\n\n\n\n<p class=\"is-style-balloon_box2\"><strong>\u5409\u6c60\u3055\u3093\u306e\u4e3b\u306a\u5236\u4f5c\u5b9f\u7e3e\u306f\u3053\u3061\u3089<\/strong><\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -external\" data-type=\"type3\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">\u682a\u5f0f\u4f1a\u793eYOURDELT \u69d8<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/08\/\u5409\u6c60\u3055\u3093.webp\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/withcode.tech\/works\/yourdelt_hp\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u682a\u5f0f\u4f1a\u793eYOURDELT \u69d8<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\n<h2 class=\"wp-block-heading\">CSS\u3067\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u6d88\u3059\u65b9\u6cd5<\/h2>\n\n\n\n<p>HTML\u306ea\u30bf\u30b0\u306f\u6a19\u6e96\u3067\u4e0b\u7dda\u304c\u4ed8\u304d\u307e\u3059\u304c\u3001CSS\u306e<strong><span class=\"swl-marker mark_yellow\">\u300ctext-decoration\u300d\u30d7\u30ed\u30d1\u30c6\u30a3<\/span><\/strong>\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u88c5\u98fe\u306e\u5909\u66f4\u3084\u4e0b\u7dda\u3092\u6d88\u3059\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br>\u4e0b\u7dda\u3092\u6d88\u3059\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;a class=&quot;u-line&quot; href=&quot;#&quot;&gt;\u3053\u306e\u6587\u7ae0\u306e\u4e0b\u7dda\u306f\u8868\u793a\u3055\u308c\u307e\u305b\u3093&lt;\/a&gt;<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.u-line {\n  text-decoration: none;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"is-style-balloon_box2\"><strong>\u5b9f\u88c5\u7d50\u679c<\/strong><\/p>\n\n\n\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"qEOoXMe\" data-pen-title=\"Untitled\" data-user=\"ddwkeakz-the-reactor\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\/pen\/qEOoXMe\">\n  Untitled<\/a> by \u305b\u3044\u3084 (<a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\">@ddwkeakz-the-reactor<\/a>)\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script>\n\n\n\n<p>\u3053\u306e\u6307\u5b9a\u3067\u30d6\u30e9\u30a6\u30b6\u304c\u81ea\u52d5\u7684\u306b\u4ed8\u3051\u308b\u4e0b\u7dda\u3092\u975e\u8868\u793a\u306b\u3067\u304d\u307e\u3059\u3002\u30b5\u30a4\u30c8\u5168\u4f53\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u3082\u3001\u30af\u30e9\u30b9\u3067\u7279\u5b9a\u306e\u30ea\u30f3\u30af\u3060\u3051\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001\u901a\u5e38\u6642\u306f\u4e0b\u7dda\u3092\u8868\u793a\u3057\u3001\u30de\u30a6\u30b9\u30aa\u30fc\u30d0\u30fc\u6642\u3060\u3051\u6d88\u3059\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<br>\u305d\u306e\u5834\u5408\u306f\u64ec\u4f3c\u30af\u30e9\u30b9\u300c:hover\u300d\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.u-line:hover{\n  text-decoration: none;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"is-style-balloon_box2\"><strong>\u5b9f\u88c5\u7d50\u679c<\/strong><\/p>\n\n\n\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"YPyaxdy\" data-pen-title=\"Untitled\" data-user=\"ddwkeakz-the-reactor\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\/pen\/YPyaxdy\">\n  Untitled<\/a> by \u305b\u3044\u3084 (<a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\">@ddwkeakz-the-reactor<\/a>)\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script>\n\n\n\n<h2 class=\"wp-block-heading\">\u30ea\u30f3\u30af\u4e0b\u7dda\u306e\u88c5\u98fe\u3092\u8a2d\u5b9a\u3059\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\uff08text-decoration\uff09<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"1408\" height=\"768\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/08\/image-4-2.jpg\" alt=\"\" class=\"wp-image-10766\" srcset=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/08\/image-4-2.jpg 1408w, https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/08\/image-4-2-768x419.jpg 768w\" sizes=\"(max-width: 1408px) 100vw, 1408px\" \/><\/figure>\n<\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.12.07.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u300ctext-decoration\u300d\u306f\u3001\u8907\u6570\u306e\u88c5\u98fe\u8a2d\u5b9a\u3092\u307e\u3068\u3081\u3066\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3093\u3058\u3083\uff01<br>\u3053\u3053\u3067\u306f\u3001\u5404\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u8a73\u7d30\u3068\u4f7f\u3044\u65b9\u3092\u7d39\u4ecb\u3059\u308b\u305e\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h3 class=\"wp-block-heading\">\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u4f4d\u7f6e\u3092\u5909\u66f4\u3059\u308b\uff08text-decoration-line\uff09<\/h3>\n\n\n\n<p>\u300ctext-decoration-line\u300d\u306f\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u4f4d\u7f6e\u3092\u5909\u66f4\u3059\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002<br>\u4e0b\u7dda\u3001\u4e0a\u7dda\u3001\u4e2d\u592e\u7dda\u3092\u4f7f\u3044\u5206\u3051\u3089\u308c\u3001\u8907\u6570\u6307\u5b9a\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;a class=&quot;u-line&quot; href=&quot;#&quot;&gt;\u4e0b\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;\n&lt;a class=&quot;o-line&quot; href=&quot;#&quot;&gt;\u4e0a\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;\n&lt;a class=&quot;cut-line&quot; href=&quot;#&quot;&gt;\u4e2d\u592e\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;\n&lt;a class=&quot;multi-line&quot; href=&quot;#&quot;&gt;\u4e0a\u4e0b\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.u-line {\n  text-decoration-line: underline;\n}\n.o-line {\n  text-decoration-line: overline;\n}\n.cut-line {\n  text-decoration-line: line-through;\n}\n.multi-line {\n  text-decoration-line: underline overline;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"is-style-balloon_box2\"><strong>\u5b9f\u88c5\u7d50\u679c<\/strong><\/p>\n\n\n\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"bNVvoNa\" data-pen-title=\"Untitled\" data-user=\"ddwkeakz-the-reactor\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\/pen\/bNVvoNa\">\n  Untitled<\/a> by \u305b\u3044\u3084 (<a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\">@ddwkeakz-the-reactor<\/a>)\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ea\u30f3\u30af\u4e0b\u7dda\u306e\u8272\u3092\u5909\u66f4\u3059\u308b\uff08text-decoration-color\uff09<\/h3>\n\n\n\n<p>\u300ctext-decoration-color\u300d\u306f\u30ea\u30f3\u30af\u4e0b\u7dda\u306e\u8272\u3092\u5909\u66f4\u3059\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002<br>\u6587\u5b57\u8272\u3068\u7570\u306a\u308b\u8272\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30b6\u30a4\u30f3\u306e\u30a2\u30af\u30bb\u30f3\u30c8\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;a class=&quot;color&quot; href=&quot;#&quot;&gt;\u8d64\u306e\u4e0b\u7dda&lt;\/a&gt;<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.color {\n  text-decoration-line: underline;\n  text-decoration-color: rgb(255, 0, 0);\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"is-style-balloon_box2\"><strong>\u5b9f\u88c5\u7d50\u679c<\/strong><\/p>\n\n\n\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"EaVEwVq\" data-pen-title=\"Untitled\" data-user=\"ddwkeakz-the-reactor\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\/pen\/EaVEwVq\">\n  Untitled<\/a> by \u305b\u3044\u3084 (<a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\">@ddwkeakz-the-reactor<\/a>)\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ea\u30f3\u30af\u4e0b\u7dda\u306e\u7a2e\u985e\u3092\u5909\u66f4\u3059\u308b\uff08text-decoration-style\uff09<\/h3>\n\n\n\n<p>\u300ctext-decoration-style\u300d\u306f\u30ea\u30f3\u30af\u4e0b\u7dda\u306e\u7a2e\u985e\u3092\u5909\u66f4\u3059\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002<br>\u5358\u7dda\u3084\u4e8c\u91cd\u7dda\u3001\u70b9\u7dda\u3001\u7834\u7dda\u3001\u6ce2\u7dda\u3092\u6307\u5b9a\u53ef\u80fd\u3067\u3059\u3002\u5f62\u72b6\u3092\u5909\u3048\u308b\u3053\u3068\u3067\u3001\u30ea\u30f3\u30af\u306e\u5370\u8c61\u3092\u67d4\u3089\u304b\u304f\u3057\u305f\u308a\u52d5\u304d\u3092\u52a0\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;a class=&quot;single&quot; href=&quot;#&quot;&gt;\u5358\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;\n&lt;a class=&quot;dbl&quot; href=&quot;#&quot;&gt;\u4e8c\u91cd\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;\n&lt;a class=&quot;dots&quot; href=&quot;#&quot;&gt;\u70b9\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;\n&lt;a class=&quot;dash&quot; href=&quot;#&quot;&gt;\u7834\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;\n&lt;a class=&quot;wave&quot; href=&quot;#&quot;&gt;\u6ce2\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.single {\n  text-decoration-style: solid;\n}\n.dbl {\n  text-decoration-style: double;\n}\n.dots {\n  text-decoration-style: dotted;\n}\n.dash {\n  text-decoration-style: dashed;\n}\n.wave {\n  text-decoration-style: wavy;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"is-style-balloon_box2\"><strong>\u5b9f\u88c5\u7d50\u679c<\/strong><\/p>\n\n\n\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"VYvXMaK\" data-pen-title=\"Untitled\" data-user=\"ddwkeakz-the-reactor\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\/pen\/VYvXMaK\">\n  Untitled<\/a> by \u305b\u3044\u3084 (<a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\">@ddwkeakz-the-reactor<\/a>)\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ea\u30f3\u30af\u4e0b\u7dda\u306e\u592a\u3055\u3092\u5909\u66f4\u3059\u308b\uff08text-decoration-thickness\uff09<\/h3>\n\n\n\n<p>\u300ctext-decoration-thickness\u300d\u306f\u30ea\u30f3\u30af\u4e0b\u7dda\u306e\u592a\u3055\u3092\u5909\u66f4\u3059\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002\u592a\u3044\u7dda\u306f\u76ee\u7acb\u305f\u305b\u305f\u3044\u30ea\u30f3\u30af\u306b\u3001\u7d30\u3044\u7dda\u306f\u63a7\u3048\u3081\u306b\u898b\u305b\u305f\u3044\u3068\u304d\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u203b\u4eca\u56de\u306f4px\u3067\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;a class=&quot;bold-line&quot; href=&quot;#&quot;&gt;\u592a\u3044\u4e0b\u7dda\u30ea\u30f3\u30af&lt;\/a&gt;<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>.bold-line {\n  text-decoration-line: underline;\n  text-decoration-thickness: 4px;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"is-style-balloon_box2\"><strong>\u5b9f\u88c5\u7d50\u679c<\/strong><\/p>\n\n\n\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"VYvXMKK\" data-pen-title=\"Untitled\" data-user=\"ddwkeakz-the-reactor\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\/pen\/VYvXMKK\">\n  Untitled<\/a> by \u305b\u3044\u3084 (<a href=\"https:\/\/codepen.io\/ddwkeakz-the-reactor\">@ddwkeakz-the-reactor<\/a>)\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-14.48.08.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u30da\u30f3\u535a\u58eb\u3001\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u6d88\u3059\u65b9\u6cd5\u304c\u3088\u304f\u5206\u304b\u308a\u307e\u3057\u305f\uff01\u300ctext-decoration\u300d\u3067\u30c7\u30b6\u30a4\u30f3\u307e\u3067\u81ea\u7531\u306b\u5909\u3048\u3089\u308c\u308b\u3093\u3067\u3059\u306d\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-right\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.08.37.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u3046\u3080\u3001\u3053\u308c\u3089\u3092\u3057\u3063\u304b\u308a\u7406\u89e3\u3057\u3066\u4eca\u5f8c\u306eWeb\u30b5\u30a4\u30c8\u5236\u4f5c\u306b\u6d3b\u304b\u3059\u3093\u3058\u3083\u3088\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.06.05.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\uff01\u3053\u308c\u3067\u30c7\u30b6\u30a4\u30f3\u306e\u5e45\u304c\u5e83\u304c\u308a\u305d\u3046\u3067\u3059\uff01<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>CSS\u3067\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u6d88\u3059\u305f\u3081\u306e\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u4ee5\u4e0b\u306b\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-big_icon_check\">\u30fb<strong>\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u306fCSS\u306e\u300ctext-decoration\u300d\u3067\u81ea\u7531\u306b\u5236\u5fa1\u3067\u304d\u308b<br><br>\u30fb\u8907\u6570\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30c7\u30b6\u30a4\u30f3\u6027\u306e\u9ad8\u3044\u30ea\u30f3\u30af\u8868\u73fe\u304c\u53ef\u80fd\u306b\u306a\u308b<\/strong><\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u62bc\u3055\u3048\u308b\u3053\u3068\u3067\u3001\u898b\u3084\u3059\u304f\u6d17\u7df4\u3055\u308c\u305f\u30ea\u30f3\u30af\u30c7\u30b6\u30a4\u30f3\u3092\u4f5c\u6210\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"index_id17\">WithCode\u3092\u4f53\u9a13\u3067\u304d\u308b\u521d\u7d1a\u30b3\u30fc\u30b9\u516c\u958b\u4e2d\uff01<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"600\" height=\"500\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/04\/\u30d0\u30ca\u30fc_300\u00d7250_20240425.png\" alt=\"\" class=\"wp-image-2650\"\/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">\u521d\u7d1a\u30b3\u30fc\u30b9(\u00a549,800)\u304c\u5b8c\u5168\u7121\u6599\u306b\uff01<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u671f\u9593\uff1a1\u9031\u9593<\/strong><\/li>\n\n\n\n<li><strong>\u5b66\u7fd2\u5185\u5bb9\uff1a<\/strong><br><strong>\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\/\u57fa\u790e\u77e5\u8b58\/\u74b0\u5883\u69cb\u7bc9\/HTML\/CSS\/LP\u30fb\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u4f5c\u6210<\/strong><br><strong>\u2192 <span class=\"swl-marker mark_yellow\">\u6b63\u3057\u3044\u5b66\u7fd2\u65b9\u6cd5\u3067\u300c\u78ba\u304b\u306a\u6210\u9577\u300d\u3092\u5b9f\u611f\u3067\u304d\u308b\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0\u3002<\/span><\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u526f\u696d\u30fb\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u304c\u4e3b\u6d41\u306b\u306a\u3063\u3066\u3044\u308b\u4eca\u3053\u305d\u3001\u81ea\u3089\u306e\u30b9\u30ad\u30eb\u3067\u7a3c\u3052\u308b\u4eba\u6750\u3092\u76ee\u6307\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\n\n\n\n<p>\u672a\u7d4c\u9a13\u3067\u3082\u5fc3\u914d\u3059\u308b\u3053\u3068\u3042\u308a\u307e\u305b\u3093\u3002\u521d\u7d1a\u30b3\u30fc\u30b9\u3092\u53d7\u8b1b\u3055\u308c\u308b\u65b9\u306e\u5927\u591a\u6570\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u3067\u3059\u3002\u307e\u305a\u306f\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u3067\u3001\u60a9\u307f\u3084\u4e0d\u5b89\u3092\u304a\u805e\u304b\u305b\u304f\u3060\u3055\u3044\uff01<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/withcode.tech\/reservation\/\" style=\"background-color:#ffbf00\"><strong>\u516c\u5f0f\u30b5\u30a4\u30c8\u304b\u3089\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u306b\u7533\u3057\u8fbc\u3080<\/strong> <strong>\u2192<\/strong><\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u300c\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u304c\u30c7\u30b6\u30a4\u30f3\u3092\u5d29\u3057\u3066\u3057\u307e\u3046\u300d\u300c\u5fc5\u8981\u306a\u7b87\u6240\u3060\u3051\u4e0b\u7dda\u3092\u6d88\u3057\u305f\u3044\u300d\u305d\u3093\u306a\u304a\u60a9\u307f\u306f\u3042\u308a\u307e\u305b\u3093\u304b\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001CSS\u306e\u300ctext-decoration\u300d\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u3044\u3001\u30ea\u30f3\u30af\u306e\u4e0b\u7dda\u3092\u81ea\u5728\u306b\u5236\u5fa1\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u8aad 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