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<\/p>\n\n\n\n

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HTML<\/strong><\/h5>\n\n\n
\n<!--h2\u7121\u3057-->\n<article>\n  <h1>\u898b\u51fa\u30571<\/h1>\n  <p>\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8<\/p>\n<\/article>\n\n<!--h2\u6709\u308a-->\n<article>\n  <h1>\u898b\u51fa\u30571<\/h1>\n  <h2>\u898b\u51fa\u30572<\/h2>\n  <p>\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8\u30c6\u30ad\u30b9\u30c8<\/p>\n<\/article>\n<\/pre><\/div>\n\n\n
<\/p>\n\n\n\n
CSS<\/strong><\/h5>\n\n\n
\nh1,h2 {\n  margin:0 0 20px;\n}\n\nh1:has(+ h2) {\n  margin:0 0 5px;\n}\n<\/pre><\/div>\n\n\n
\u25cf\u30c7\u30e2\u30da\u30fc\u30b8<\/span>
https:\/\/codepen.io\/k-ooi\/pen\/zYXEoOz<\/a><\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
<\/p>\n\n\n\n
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HTML<\/strong><\/h5>\n\n\n
\n<body>\n  <a class="btn" href="#">\u30dc\u30bf\u30f3<\/a>\n<\/body>\n<\/pre><\/div>\n\n\n
<\/p>\n\n\n\n
CSS<\/strong><\/h5>\n\n\n
\nbody:has(a.btn:hover){\n  background: yellow;\n}\n<\/pre><\/div>\n\n\n
\u25cf\u30c7\u30e2\u30da\u30fc\u30b8<\/span>
https:\/\/codepen.io\/k-ooi\/pen\/rNbGWzY<\/a><\/p>\n\n\n\n
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<\/p>\n\n\n\n
CSS<\/strong><\/h5>\n\n\n
\nbody {\n  width: 500px;\n  margin: 60px auto;\n}\n.card {\n  margin-top: 40px;\n  padding: 20px;\n  border: #333333 1px solid;\n}\nh2 {\n  font-size: 18px;\n  font-weight: bold;\n}\np {\n  margin-top: 8px;\n  font-size: 16px;\n}\n.image{\n  width:200px;\n}\nimg{\n  vertical-align:bottom;\n}\n.card:has(.image) {\n  padding: 0;\n  display: flex;\n  align-items: center;\n  gap: 12px;\n}\n<\/pre><\/div>\n\n\n
\u25cf\u30c7\u30e2\u30da\u30fc\u30b8<\/span>
https:\/\/codepen.io\/k-ooi\/pen\/ZEZXBVr<\/a><\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
<\/p>\n\n\n\n
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WEB\u30d7\u30ed\u30b0\u30e9\u30de\u30fc \uff0f O.K<\/span><\/p>\n
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