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    <!DOCTYPEhtml>\n\n<htmllang=\"ja\">\n\n<head>\n\n<metacharset=\"UTF-8\">\n\n<metaname=\"viewport\"content=\"width=device-width,initial-scale=1.0\">\n\n<linkrel=\"stylesheet\"href=\"styles.css\">\n\n<title>\u30b7\u30f3\u30d7\u30eb\u306a\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/title>\n\n<\/head>\n\n<body>\n\n<divclass=\"accordion\">\n\n<buttonclass=\"accordion-button\">\u30bb\u30af\u30b7\u30e7\u30f31<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u30bb\u30af\u30b7\u30e7\u30f31\u306e\u5185\u5bb9\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<buttonclass=\"accordion-button\">\u30bb\u30af\u30b7\u30e7\u30f32<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u30bb\u30af\u30b7\u30e7\u30f32\u306e\u5185\u5bb9\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<buttonclass=\"accordion-button\">\u30bb\u30af\u30b7\u30e7\u30f33<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u30bb\u30af\u30b7\u30e7\u30f33\u306e\u5185\u5bb9\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<scriptsrc=\"script.js\"><\/script>\n\n<\/body>\n\n<\/html><\/pre>\n\n\n\n
    \u6b21\u306b\u3001CSS\u30b3\u30fc\u30c9\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
    \/*\u30c7\u30d5\u30a9\u30eb\u30c8\u306f\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u975e\u8868\u793a\u306b*\/\n.accordion-content{\ndisplay:none;\n}\n\n\/*\u30dc\u30bf\u30f3\u304c\u30af\u30ea\u30c3\u30af\u3055\u308c\u305f\u3068\u304d\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8868\u793a*\/\n.accordion-button.active+.accordion-content{\ndisplay:block;\n}\n<\/pre>\n\n\n\n
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    3.\u7acb\u4f53\u7684\u306a\u5f71\u4ed8\u304d\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/h3>\n\n\n\n
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    <!DOCTYPEhtml>\n\n<htmllang=\"ja\">\n\n<head>\n\n<metacharset=\"UTF-8\">\n\n<metaname=\"viewport\"content=\"width=device-width,initial-scale=1.0\">\n\n<linkrel=\"stylesheet\"href=\"styles.css\">\n\n<title>\u7acb\u4f53\u7684\u306a\u5f71\u4ed8\u304d\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/title>\n\n<\/head>\n\n<body>\n\n<divclass=\"accordion\">\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee1<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee1\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee2<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee2\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<!--\u4ed6\u306e\u9805\u76ee\u3082\u540c\u69d8\u306b\u8ffd\u52a0-->\n\n<\/div>\n\n<\/body>\n\n<\/html><\/pre>\n\n\n\n
    \u305d\u3057\u3066\u3001CSS\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8f09\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
    \/*\u30b9\u30bf\u30a4\u30eb\u306e\u30ea\u30bb\u30c3\u30c8*\/\n\n*{\n\nmargin:0;\n\npadding:0;\n\nbox-sizing:border-box;\n\n}\n\n\/*\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30b9\u30bf\u30a4\u30eb*\/\n\n.accordion{\n\nmax-width:400px;\/*\u30e1\u30cb\u30e5\u30fc\u306e\u6700\u5927\u5e45\u3092\u8a2d\u5b9a*\/\n\nmargin:0auto;\/*\u4e2d\u592e\u5bc4\u305b*\/\n\n}\n\n.accordion-item{\n\nborder:1pxsolid#ccc;\n\nborder-radius:5px;\n\nmargin-bottom:10px;\n\n}\n\n.accordion-header{\n\nwidth:100%;\n\nbackground-color:#f1f1f1;\n\npadding:10px;\n\ntext-align:left;\n\ncursor:pointer;\n\nborder:none;\n\noutline:none;\n\n}\n\n.accordion-content{\n\ndisplay:none;\n\npadding:10px;\n\nborder-top:1pxsolid#ccc;\n\n}\n\n\/*\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3*\/\n\n.accordion-item.active.accordion-content{\n\ndisplay:block;\n\n}\n\n.accordion-item.active.accordion-header{\n\nbackground-color:#e0e0e0;\n\nbox-shadow:0px4px8pxrgba(0,0,0,0.2);\n\n}<\/pre>\n\n\n\n
    \u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001HTML\u3067\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u69cb\u9020\u3092\u5b9a\u7fa9\u3057\u3001CSS\u3067\u30b9\u30bf\u30a4\u30ea\u30f3\u30b0\u3068\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3057\u3066\u3044\u307e\u3059\u3002\u9805\u76ee\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u5c55\u958b\u3057\u3001\u9078\u629e\u3057\u305f\u9805\u76ee\u306b\u7acb\u4f53\u7684\u306a\u5f71\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u6307\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u9805\u76ee\u3092\u8ffd\u52a0\u307e\u305f\u306f\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
    4.\u67a0\u7dda\u7121\u3057\u306e\u304a\u6d12\u843d\u306a\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/h3>\n\n\n\n
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    <!DOCTYPEhtml>\n\n<htmllang=\"ja\">\n\n<head>\n\n<metacharset=\"UTF-8\">\n\n<metaname=\"viewport\"content=\"width=device-width,initial-scale=1.0\">\n\n<linkrel=\"stylesheet\"href=\"styles.css\">\n\n<title>\u67a0\u7dda\u7121\u3057\u306e\u304a\u6d12\u843d\u306a\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/title>\n\n<\/head>\n\n<body>\n\n<divclass=\"accordion\">\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee1<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee1\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee2<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee2\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<!--\u4ed6\u306e\u9805\u76ee\u3082\u540c\u69d8\u306b\u8ffd\u52a0-->\n\n<\/div>\n\n<\/body>\n\n<\/html><\/pre>\n\n\n\n
    \u305d\u3057\u3066\u3001CSS\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
    \/*\u30b9\u30bf\u30a4\u30eb\u306e\u30ea\u30bb\u30c3\u30c8*\/\n\n*{\n\nmargin:0;\n\npadding:0;\n\nbox-sizing:border-box;\n\n}\n\n\/*\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30b9\u30bf\u30a4\u30eb*\/\n\n.accordion{\n\nmax-width:400px;\/*\u30e1\u30cb\u30e5\u30fc\u306e\u6700\u5927\u5e45\u3092\u8a2d\u5b9a*\/\n\nmargin:0auto;\/*\u4e2d\u592e\u5bc4\u305b*\/\n\n}\n\n.accordion-item{\n\nmargin-bottom:10px;\n\n}\n\n.accordion-header{\n\nwidth:100%;\n\nbackground-color:#f1f1f1;\n\npadding:10px;\n\ntext-align:left;\n\ncursor:pointer;\n\nborder:none;\n\noutline:none;\n\ntransition:background-color0.3sease-in-out;\n\n}\n\n.accordion-content{\n\ndisplay:none;\n\npadding:10px;\n\n}\n\n\/*\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3*\/\n\n.accordion-item.active.accordion-content{\n\ndisplay:block;\n\n}\n\n.accordion-item.active.accordion-header{\n\nbackground-color:#e0e0e0;\n\n}<\/pre>\n\n\n\n
    \u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001HTML\u3067\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u69cb\u9020\u3092\u5b9a\u7fa9\u3057\u3001CSS\u3067\u30b9\u30bf\u30a4\u30ea\u30f3\u30b0\u3068\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3057\u3066\u3044\u307e\u3059\u3002\u67a0\u7dda\u3092\u7121\u304f\u3057\u3001\u30b7\u30f3\u30d7\u30eb\u3067\u304a\u6d12\u843d\u306a\u5916\u89b3\u3092\u6301\u3064\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306b\u4ed5\u4e0a\u304c\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u305c\u3072\u6d3b\u7528\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n
    5.\u5439\u304d\u51fa\u3057\u98a8\u306e\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/h3>\n\n\n\n
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    <!DOCTYPEhtml>\n\n<htmllang=\"ja\">\n\n<head>\n\n<metacharset=\"UTF-8\">\n\n<metaname=\"viewport\"content=\"width=device-width,initial-scale=1.0\">\n\n<linkrel=\"stylesheet\"href=\"styles.css\">\n\n<title>\u5439\u304d\u51fa\u3057\u98a8\u306e\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/title>\n\n<\/head>\n\n<body>\n\n<divclass=\"accordion\">\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee1<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee1\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee2<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee2\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<!--\u4ed6\u306e\u9805\u76ee\u3082\u540c\u69d8\u306b\u8ffd\u52a0-->\n\n<\/div>\n\n<\/body>\n\n<\/html><\/pre>\n\n\n\n
    \u305d\u3057\u3066\u3001CSS\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
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    Web\u30b5\u30a4\u30c8\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u306b\u3088\u3063\u3066\u306f\u30de\u30c3\u30c1\u3059\u308b\u30c7\u30b6\u30a4\u30f3\u306b\u4ed5\u4e0a\u304c\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u305c\u3072\u6d3b\u7528\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n
    JS\u3092\u4f7f\u3063\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u8a2d\u7f6e\u65b9\u6cd5<\/h2>\n\n\n\n
    \u3053\u3053\u3067\u306f\u5fdc\u7528\u7de8\u3068\u3057\u3066\u3001JavaScript\uff08JS\uff09\u3092\u4f7f\u3063\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u8a2d\u7f6e\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3088\u308a\u52d5\u7684\u306a\u8868\u73fe\u3092\u53d6\u308a\u5165\u308c\u3066Web\u5236\u4f5c\u306b\u81e8\u307f\u305f\u3044\u65b9\u306f\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n
    JavaScript\u3092\u4f7f\u7528\u3057\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u3092\u8a2d\u7f6e\u3059\u308b\u306b\u306f\u3001HTML\u3068CSS\u306b\u52a0\u3048\u3066JavaScript\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u9805\u76ee\u9078\u629e\u304c\u53ef\u80fd\u306a\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30b3\u30fc\u30c9\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n
    <!DOCTYPEhtml>\n\n<htmllang=\"ja\">\n\n<head>\n\n<metacharset=\"UTF-8\">\n\n<metaname=\"viewport\"content=\"width=device-width,initial-scale=1.0\">\n\n<linkrel=\"stylesheet\"href=\"styles.css\">\n\n<title>JavaScript\u3092\u4f7f\u3063\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc<\/title>\n\n<\/head>\n\n<body>\n\n<divclass=\"accordion\">\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee1<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee1\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<divclass=\"accordion-item\">\n\n<buttonclass=\"accordion-header\">\u9805\u76ee2<\/button>\n\n<divclass=\"accordion-content\">\n\n<p>\u9805\u76ee2\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3053\u3053\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n<\/div>\n\n<\/div>\n\n<!--\u4ed6\u306e\u9805\u76ee\u3082\u540c\u69d8\u306b\u8ffd\u52a0-->\n\n<\/div>\n\n<script>\n\nconstaccordionHeaders=document.querySelectorAll(\".accordion-header\");\n\naccordionHeaders.forEach(header=>{\n\nheader.addEventListener(\"click\",()=>{\n\nconstaccordionItem=header.parentElement;\n\naccordionItem.classList.toggle(\"active\");\n\n});\n\n});\n\n<\/script>\n\n<\/body>\n\n<\/html><\/pre>\n\n\n\n
    \u305d\u3057\u3066\u3001CSS\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
    \/*\u30b9\u30bf\u30a4\u30eb\u306e\u30ea\u30bb\u30c3\u30c8*\/\n\n*{\n\nmargin:0;\n\npadding:0;\n\nbox-sizing:border-box;\n\n}\n\n\/*\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30b9\u30bf\u30a4\u30eb*\/\n\n.accordion{\n\nmax-width:400px;\/*\u30e1\u30cb\u30e5\u30fc\u306e\u6700\u5927\u5e45\u3092\u8a2d\u5b9a*\/\n\nmargin:0auto;\/*\u4e2d\u592e\u5bc4\u305b*\/\n\n}\n\n.accordion-item{\n\nborder:1pxsolid#ccc;\n\nborder-radius:5px;\n\nmargin-bottom:10px;\n\n}\n\n.accordion-header{\n\nwidth:100%;\n\nbackground-color:#f1f1f1;\n\npadding:10px;\n\ntext-align:left;\n\ncursor:pointer;\n\nborder:none;\n\noutline:none;\n\n}\n\n.accordion-content{\n\ndisplay:none;\n\npadding:10px;\n\nborder-top:1pxsolid#ccc;\n\n}\n\n\/*\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3*\/\n\n.accordion-item.active.accordion-content{\n\ndisplay:block;\n\n}<\/pre>\n\n\n\n
    \u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001JavaScript\u3092\u4f7f\u7528\u3057\u3066\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u958b\u9589\u3092\u5236\u5fa1\u3057\u3066\u3044\u307e\u3059\u3002\u30af\u30ea\u30c3\u30af\u3084\u30bf\u30c3\u30d7\u3055\u308c\u305f\u969b\u306b\u3001\u300cactive\u300d\u30af\u30e9\u30b9\u3092\u30c8\u30b0\u30eb\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u306e\u5c55\u958b\u3068\u9589\u3058\u308b\u52d5\u4f5c\u3092\u5b9f\u73fe\u3002HTML\u3068CSS\u306e\u90e8\u5206\u306f\u3053\u308c\u307e\u3067\u3068\u540c\u69d8\u3067\u3059\u304c\u3001JavaScript\u3092\u8ffd\u52a0\u3057\u3066\u52d5\u4f5c\u3092\u8ffd\u52a0\u3057\u3066\u3044\u308b\u306e\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/strong><\/p>\n\n\n\n
    \u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306b\u95a2\u3059\u308bQ&A<\/h2>\n\n\n\n
    \u3053\u3053\u304b\u3089\u306f\u3001\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u306b\u95a2\u3059\u308bQ&A\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u3088\u304f\u3042\u308b\u8cea\u554f\u3068\u56de\u7b54\u3092\u307e\u3068\u3081\u3066\u3044\u308b\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n
    HTML\u3068CSS\u3060\u3051\u3067\u5b9f\u88c5\u3057\u3066\u3082\u554f\u984c\u306f\u306a\u3044\uff1f<\/h3>\n\n\n\n
    \u4e00\u822c\u7684\u306b\u306fJavaScript\u3067\u52d5\u7684\u306a\u8868\u73fe\u3092\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u304c\u3001\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u30e1\u30cb\u30e5\u30fc\u304f\u3089\u3044\u306e\u52d5\u304d\u3067\u3042\u308c\u3070HTML\u3068CSS\u3060\u3051\u3067\u5b9f\u88c5\u3057\u3066\u3082\u554f\u984c\u306f\u3042\u308a\u307e\u305b\u3093<\/strong>\u3002\u624b\u8efd\u306b\u5b9f\u88c5\u3067\u304d\u308b\u306e\u3067\u521d\u5fc3\u8005\u306b\u3082\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u30b3\u30fc\u30c9\u3092\u5143\u306b\u3054\u81ea\u8eab\u3067\u3082\u8a18\u8ff0\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
    \u5b9f\u88c5\u3057\u305f\u306e\u306b\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u304c\u52d5\u304b\u306a\u3044\u306e\u306f\u306a\u305c\uff1f<\/h3>\n\n\n\n
    \u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u304c\u52d5\u304b\u306a\u3044\u5834\u5408\u3001\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u306f\u3044\u304f\u3064\u304b\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u539f\u56e0\u3068\u305d\u308c\u306b\u5bfe\u3059\u308b\u89e3\u6c7a\u7b56\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
    JavaScript\u304c\u6b63\u3057\u304f\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044<\/h4>\n\n\n\n
    JavaScript\u30d5\u30a1\u30a4\u30eb\uff08\u30b9\u30af\u30ea\u30d7\u30c8\uff09\u304c\u6b63\u3057\u304fHTML\u306b\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<script>\u30bf\u30b0\u304c<body>\u30bf\u30b0\u306e\u5185\u90e8\u306b\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30b9\u304c\u6b63\u3057\u3044\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/strong><\/p>\n\n\n\n
    \u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044<\/h4>\n\n\n\n
    JavaScript\u30b3\u30fc\u30c9\u5185\u3067\u30af\u30ea\u30c3\u30af\u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n
    document.querySelectorAll(“.accordion-header”)\u3067\u8981\u7d20\u304c\u6b63\u3057\u304f\u9078\u629e\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u304c\u30af\u30ea\u30c3\u30af\u6642\u306b\u6b63\u3057\u304f\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u304b\u30c1\u30a7\u30c3\u30af<\/strong>\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
    \u30af\u30e9\u30b9\u540d\u3084\u30bb\u30ec\u30af\u30bf\u304c\u4e00\u81f4\u3057\u306a\u3044<\/h4>\n\n\n\n
    JavaScript\u3067\u30af\u30e9\u30b9\u540d\u3084\u30bb\u30ec\u30af\u30bf\u3092\u4f7f\u7528\u3057\u3066\u8981\u7d20\u3092\u9078\u629e\u3057\u3066\u3044\u308b\u5834\u5408\u3001HTML\u3068\u4e00\u81f4\u3057\u3066\u3044\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002HTML\u306e\u30af\u30e9\u30b9\u540d\u3084\u30bb\u30ec\u30af\u30bf\u304cJavaScript\u30b3\u30fc\u30c9\u3068\u4e00\u81f4\u3057\u306a\u3044\u3068\u3001\u6b63\u3057\u3044\u8981\u7d20\u304c\u9078\u629e\u3055\u308c\u305a\u3001\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u306e\u52d5\u4f5c\u306b\u652f\u969c\u3092\u6765\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
    CSS\u30b9\u30bf\u30a4\u30eb\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044<\/h4>\n\n\n\n
    \u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u306e\u30b9\u30bf\u30a4\u30ea\u30f3\u30b0\u304cCSS\u3067\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u7279\u306b\u300cdisplay:none;\u300d\u3084\u300cdisplay:block;\u300d\u306a\u3069\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u9069\u5207\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
    JavaScript\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3044\u308b<\/h4>\n\n\n\n
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