\/\/The <body> element.\nconst documentElement = document.body;\n<\/code><\/pre>\n <\/p>\n
<\/p>\n
<\/p>\n
Step 2: Viewport \u306e\u8a2d\u5b9a<\/h3>\n
\u6b21\u306b\u3001JavaScript\u3092\u4f7f\u7528\u3057\u3066\u30bf\u30d6\u30ec\u30c3\u30c8\u30c7\u30d0\u30a4\u30b9\u306eviewport\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
<\/p>\n
\u4ee5\u4e0b\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u30c7\u30d0\u30a4\u30b9\u306e\u5834\u5408\u306bviewport\u3092\u7279\u5b9a\u306e\u5e45\u306b\u8a2d\u5b9a\u3059\u308b\u4f8b\u3067\u3059\uff1a<\/p>\n
<script>\n(function () {\n var ua = window.navigator.userAgent;\n var metaTag = document.createElement('meta');\n metaTag.name = \"viewport\";\n\n if (ua.indexOf('iPhone') > 0 || ua.indexOf('iPod') > 0 || ua.indexOf('Android') > 0 && ua.indexOf('Mobile') > 0) { \/\/sp\n metaTag.content = \"width=device-width, initial-scale=1.0\";\n } else if (ua.indexOf('iPad') > 0 || ua.indexOf('Android') > 0) {\n \/\/tablet\u6642\u306eviewport\n metaTag.content = \"width=1280\";\n } else { \/\/pc\n metaTag.content = \"width=device-width, initial-scale=1.0\";\n }\n\n document.getElementsByTagName('head')[0].appendChild(metaTag);\n})(); \n<\/script>\n\n<\/code><\/pre>\n <\/p>\n
<\/p>\n
<\/p>\n
Step 3: CSS \u30b9\u30bf\u30a4\u30eb\u306e\u9069\u7528<\/h3>\n
\u6700\u5f8c\u306b\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u30c7\u30d0\u30a4\u30b9\u3067\u306e\u30dc\u30c7\u30a3\u306e\u6700\u5c0f\u5e45\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
<\/p>\n
\u4ee5\u4e0b\u306eCSS\u30b9\u30bf\u30a4\u30eb\u306f\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u30c7\u30d0\u30a4\u30b9\u3067\u306e\u30dc\u30c7\u30a3\u306e\u6700\u5c0f\u5e45\u3092\u8a2d\u5b9a\u3059\u308b\u4f8b\u3067\u3059\uff1a<\/p>\n
body.tablet {\n min-width: 1280px;\n}\n<\/code><\/pre>\n <\/p>\n
\u3053\u306e\u30b9\u30bf\u30a4\u30eb\u306f\u3001device.js\u306b\u3088\u3063\u3066<body><\/code>\u8981\u7d20\u306b\u8ffd\u52a0\u3055\u308c\u305ftablet\u30af\u30e9\u30b9\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n <\/p>\n
\u307e\u3068\u3081<\/h3>\n
\u3053\u308c\u3089\u306e\u624b\u9806\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u30c7\u30d0\u30a4\u30b9\u3067\u306e\u8868\u793a\u3092\u7c21\u5358\u304b\u3064\u52b9\u679c\u7684\u306b\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u3069\u306e\u3088\u3046\u306a\u30c7\u30d0\u30a4\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u3066\u3082\u6700\u9069\u306a\u4f53\u9a13\u3092\u63d0\u4f9b\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
<\/p>\n
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