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\n

\u524d\u8a00<\/h1>\n

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1\u3001\u4e3a\u4ec0\u4e48\u8981\u79fb\u52a8\u7aef\u9002\u914d\uff1f<\/h1>\n

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\"\u256c\u0432\u2568\u253c\u255c\u256a\u2550\u255d_20200322213330\"<\/p>\n

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\"\u256c\u0432\u2568\u253c\u255c\u256a\u2550\u255d_20200322213423\"<\/a><\/p>\n

\u50cf\u7d20<\/h2>\n

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\u4ec0\u4e48\u53eb\u50cf\u7d20\u5462\uff1f<\/h3>\n

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\u4ec0\u4e48\u53eb\u5206\u8fa8\u7387\u5462?<\/h3>\n

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\u8bbe\u5907\u7269\u7406\u5206\u8fa8\u7387\uff08\u8bbe\u5907\u50cf\u7d20\uff09<\/h3>\n

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\"\u256c\u0432\u2568\u253c\u255c\u256a\u2550\u255d_20200322213453\"<\/a>
<\/figcaption><\/figure>\n

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\u903b\u8f91\u5206\u8fa8\u7387\uff08\u8bbe\u5907\u72ec\u7acb\u50cf\u7d20\uff09<\/h3>\n

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<\/figcaption><\/figure>\n

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\u8bbe\u5907\u50cf\u7d20\u6bd4<\/h3>\n

\u8bbe\u5907\u50cf\u7d20\u6bd4device pixel ratio\u7b80\u79f0dpr\uff0c\u5373\u7269\u7406\u50cf\u7d20\u548c\u8bbe\u5907\u72ec\u7acb\u50cf\u7d20\u7684\u6bd4\u503c\u3002\u4e3a\u4ec0\u4e48\u8981\u77e5\u9053\u8bbe\u5907\u50cf\u7d20\u6bd4\u5462\uff1f\u56e0\u4e3a\u8fd9\u4e2a\u50cf\u7d20\u6bd4\u4f1a\u4ea7\u751f\u4e00\u4e2a\u975e\u5e38\u7ecf\u5178\u7684\u95ee\u9898\uff0c1\u50cf\u7d20\u8fb9\u6846\u7684\u95ee\u9898\u3002<\/p>\n

1px\u8fb9\u6846\u95ee\u9898<\/h4>\n

\u5f53\u6211\u4eeccss\u91cc\u5199\u76841px\u7684\u65f6\u5019\uff0c\u7531\u4e8e\u5b83\u662f\u903b\u8f91\u50cf\u7d20\uff0c\u5bfc\u81f4\u6211\u4eec\u7684\u903b\u8f91\u50cf\u7d20\u6839\u636e\u8fd9\u4e2a\u8bbe\u5907\u50cf\u7d20\u6bd4\uff08dpr\uff09\u53bb\u6620\u5c04\u5230\u8bbe\u5907\u4e0a\u5c31\u4e3a2px\uff0c\u6216\u80053px\uff0c\u7531\u4e8e\u6bcf\u4e2a\u8bbe\u5907\u7684\u5c4f\u5e55\u5c3a\u5bf8\u4e0d\u4e00\u6837\uff0c\u5c31\u5bfc\u81f4\u6bcf\u4e2a\u7269\u7406\u50cf\u7d20\u6e32\u67d3\u51fa\u6765\u7684\u5927\u5c0f\u4e5f\u4e0d\u540c\uff08\u8bb0\u5f97\u4e0a\u9762\u7684\u77e5\u8bc6\u70b9\u5417\uff0c\u8bbe\u5907\u7684\u50cf\u7d20\u5927\u5c0f\u662f\u4e0d\u56fa\u5b9a\u7684\uff09\uff0c\u8fd9\u6837\u5982\u679c\u5728\u5c3a\u5bf8\u6bd4\u8f83\u5927\u7684\u8bbe\u5907\u4e0a\uff0c1px\u6e32\u67d3\u51fa\u6765\u7684\u6837\u5b50\u76f8\u5f53\u7684\u7c97\u77ff\uff0c\u8fd9\u5c31\u662f\u7ecf\u5178\u7684\u4e00\u50cf\u7d20\u8fb9\u6846\u95ee\u9898<\/p><\/blockquote>\n

\u5982\u4f55\u89e3\u51b3<\/h4>\n

\u6838\u5fc3\u601d\u8def\uff0c\u5c31\u662f \u5728web\u4e2d\uff0c\u6d4f\u89c8\u5668\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86window.devicePixelRatio\u6765\u5e2e\u52a9\u6211\u4eec\u83b7\u53d6dpr\u3002\u5728css\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5a92\u4f53\u67e5\u8be2min-device-pixel-ratio\uff0c\u533a\u5206dpr\uff1a<\/strong> \u6211\u4eec\u6839\u636e\u8fd9\u4e2a\u50cf\u7d20\u6bd4\uff0c\u6765\u7b97\u51fa\u4ed6\u5bf9\u5e94\u5e94\u8be5\u6709\u7684\u5927\u5c0f,\u4f46\u662f\u66b4\u9732\u4e2a\u975e\u5e38\u5927\u7684\u517c\u5bb9\u95ee\u9898<\/p>\n

\"\u256c\u0432\u2568\u253c\u255c\u256a\u2550\u255d_20200322213632\"<\/a>
<\/figcaption><\/figure>\n

\u5176\u4e2dChrome\u628a0.5px\u56db\u820d\u4e94\u5165\u53d8\u6210\u4e861px\uff0c\u800cfirefox\/safari\u80fd\u591f\u753b\u51fa\u534a\u4e2a\u50cf\u7d20\u7684\u8fb9\uff0c\u5e76\u4e14Chrome\u4f1a\u628a\u5c0f\u4e8e0.5px\u7684\u5f53\u62100\uff0c\u800cFirefox\u4f1a\u628a\u4e0d\u5c0f\u4e8e0.55px\u5f53\u62101px\uff0cSafari\u662f\u628a\u4e0d\u5c0f\u4e8e0.75px\u5f53\u62101px\uff0c\u8fdb\u4e00\u6b65\u5728\u624b\u673a\u4e0a\u89c2\u5bdfiOS\u7684Chrome\u4f1a\u753b\u51fa0.5px\u7684\u8fb9\uff0c\u800c\u5b89\u5353(5.0)\u539f\u751f\u6d4f\u89c8\u5668\u662f\u4e0d\u884c\u7684\u3002\u6240\u4ee5\u76f4\u63a5\u8bbe\u7f6e0.5px\u4e0d\u540c\u6d4f\u89c8\u5668\u7684\u5dee\u5f02\u6bd4\u8f83\u5927\uff0c\u5e76\u4e14\u6211\u4eec\u770b\u5230\u4e0d\u540c\u7cfb\u7edf\u7684\u4e0d\u540c\u6d4f\u89c8\u5668\u5bf9\u5c0f\u6570\u70b9\u7684px\u6709\u4e0d\u540c\u7684\u5904\u7406\u3002\u6240\u4ee5\u5982\u679c\u6211\u4eec\u628a\u5355\u4f4d\u8bbe\u7f6e\u6210\u5c0f\u6570\u7684px\u5305\u62ec\u5bbd\u9ad8\u7b49\uff0c\u5176\u5b9e\u4e0d\u592a\u53ef\u9760\uff0c\u56e0\u4e3a\u4e0d\u540c\u6d4f\u89c8\u5668\u8868\u73b0\u4e0d\u4e00\u6837\u3002<\/p><\/blockquote>\n

\u81f3\u4e8e\u5176\u4ed6\u89e3\u51b3\u4e00\u50cf\u7d20\u8fb9\u6846\u95ee\u9898\u7f51\u4e0a\u6709\u4e00\u5806\u7b54\u6848\uff0c\u5728\u8fd9\u91cc\u6211\u63a8\u8350\u4e00\u79cd\u975e\u5e38\u597d\u7528\uff0c\u5e76\u4e14\u6ca1\u6709\u526f\u4f5c\u7528\u7684\u89e3\u51b3\u65b9\u6848<\/p>\n

transform: scale(0.5) \u65b9\u6848<\/strong><\/p>\n

div {\r\n    height:1px;\r\n    background:#000;<\/span>\r\n    -webkit-transform: scaleY(0.5);\r\n    -webkit-transform-origin:0 0;\r\n    overflow: hidden;\r\n}\r\n\u590d\u5236\u4ee3\u7801<\/span><\/code><\/pre>\n
css\u6839\u636e\u8bbe\u5907\u50cf\u7d20\u6bd4\u5a92\u4f53\u67e5\u8be2\u540e\u7684\u89e3\u51b3\u65b9\u6848<\/p>\n
\/* 2\u500d\u5c4f *\/\r\n@media only screen and (-webkit-min-device-pixel-ratio: 2.0) {\r\n    .border-bottom::after {\r\n        -webkit-transform: scaleY(0.5);\r\n        transform: scaleY(0.5);\r\n    }\r\n}\r\n\r\n\/* 3\u500d\u5c4f *\/\r\n@media only screen and (-webkit-min-device-pixel-ratio: 3.0) {\r\n    .border-bottom::after {\r\n        -webkit-transform: scaleY(0.33);\r\n        transform: scaleY(0.33);\r\n    }\r\n}\r\n\r\n<\/code><\/pre>\n
\u5982\u6b64\uff0c\u5b8c\u7f8e\u7684\u89e3\u51b3\u4e00\u50cf\u7d20\u770b\u7740\u7c97\u7684\u95ee\u9898<\/p>\n
\u5982\u4f55\u9002\u914d<\/h1>\n
viewport<\/h2>\n
\u89c6\u53e3(viewport)\u4ee3\u8868\u5f53\u524d\u53ef\u89c1\u7684\u8ba1\u7b97\u673a\u56fe\u5f62\u533a\u57df\u3002\u5728Web\u6d4f\u89c8\u5668\u672f\u8bed\u4e2d\uff0c\u901a\u5e38\u4e0e\u6d4f\u89c8\u5668\u7a97\u53e3\u76f8\u540c\uff0c\u4f46\u4e0d\u5305\u62ec\u6d4f\u89c8\u5668\u7684UI\uff0c \u83dc\u5355\u680f\u7b49\u2014\u2014\u5373\u6307\u4f60\u6b63\u5728\u6d4f\u89c8\u7684\u6587\u6863\u7684\u90a3\u4e00\u90e8\u5206\u3002<\/p><\/blockquote>\n
\u90a3\u4e48\u5728\u79fb\u52a8\u7aef\u5982\u4f55\u914d\u7f6e\u89c6\u53e3\u5462\uff1f \u7b80\u5355\u7684\u4e00\u4e2ameta\u6807\u7b7e\u5373\u53ef\uff01<\/p>\n
<meta name=\"viewport\"<\/span> content=\"width=device-width; initial-scale=1; maximum-scale=1; minimum-scale=1; user-scalable=no;\"<\/span>>\r\n\r\n<\/code><\/pre>\n
\u4ed6\u4eec\u5206\u522b\u4ec0\u4e48\u542b\u4e49\u5462\uff1f<\/p>\n
\"\u256c\u0432\u2568\u253c\u255c\u256a\u2550\u255d_20200322213528\"<\/a>
<\/figcaption><\/figure>\n
\u6211\u4eec\u5728\u79fb\u52a8\u7aef\u89c6\u53e3\u8981\u60f3\u89c6\u89c9\u6548\u679c\u548c\u4f53\u9a8c\u597d\uff0c\u90a3\u4e48\u6211\u4eec\u7684\u89c6\u53e3\u5bbd\u5ea6\u5fc5\u53bb\u65e0\u9650\u63a5\u8fd1\u7406\u60f3\u89c6\u53e3<\/p>\n
\u7406\u60f3\u89c6\u53e3\uff1a\u4e00\u822c\u6765\u8bb2\uff0c\u8fd9\u4e2a\u89c6\u53e3\u5176\u5b9e\u4e0d\u662f\u771f\u662f\u5b58\u5728\u7684\uff0c\u5b83\u5bf9\u8bbe\u5907\u6765\u8bf4\u662f\u4e00\u4e2a\u6700\u7406\u60f3\u5e03\u5c40\u89c6\u53e3\u5c3a\u5bf8\uff0c\u5728\u7528\u6237\u4e0d\u8fdb\u884c\u624b\u52a8\u7f29\u653e\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u5c06\u9875\u9762\u7406\u60f3\u5730\u5c55\u793a\u3002\u90a3\u4e48\u6240\u8c13\u7684\u7406\u60f3\u5bbd\u5ea6\u5c31\u662f\u6d4f\u89c8\u5668\uff08\u5c4f\u5e55\uff09\u7684\u5bbd\u5ea6\u4e86\u3002<\/strong><\/p>\n
\u4e8e\u662f\u4e0a\u8ff0\u7684meta\u8bbe\u7f6e\uff0c\u5c31\u662f\u6211\u4eec\u7684\u7406\u60f3\u8bbe\u7f6e\uff0c\u4ed6\u89c4\u5b9a\u4e86\u6211\u4eec\u7684\u89c6\u53e3\u5bbd\u5ea6\u4e3a\u5c4f\u5e55\u5bbd\u5ea6\uff0c\u521d\u59cb\u7f29\u653e\u6bd4\u4f8b\u4e3a1\uff0c\u5c31\u662f\u521d\u59cb\u65f6\u5019\u6211\u4eec\u7684\u89c6\u89c9\u89c6\u53e3\u5c31\u662f\u7406\u60f3\u89c6\u53e3\uff01<\/p>\n
\u5176\u4e2duser-scalable\u8bbe\u7f6e\u4e3ano \u53ef\u4ee5\u89e3\u51b3\u79fb\u52a8\u7aef\u70b9\u51fb\u4e8b\u4ef6\u5ef6\u8fdf\u95ee\u9898<\/strong>\uff08\u62d3\u5c55\uff09<\/p>\n
\u89e3\u51b3\u9002\u914d\u65b9\u6cd5<\/h2>\n
1\u3001rem\u9002\u914d<\/h3>\n
rem\u662fCSS3\u65b0\u589e\u7684\u4e00\u4e2a\u76f8\u5bf9\u5355\u4f4d\uff0c\u8fd9\u4e2a\u5355\u4f4d\u5f15\u8d77\u4e86\u5e7f\u6cdb\u5173\u6ce8\u3002\u8fd9\u4e2a\u5355\u4f4d\u4e0eem\u6709\u4ec0\u4e48\u533a\u522b\u5462\uff1f\u533a\u522b\u5728\u4e8e\u4f7f\u7528rem\u4e3a\u5143\u7d20\u8bbe\u5b9a\u5b57\u4f53\u5927\u5c0f\u65f6\uff0c\u4ecd\u7136\u662f\u76f8\u5bf9\u5927\u5c0f\uff0c\u4f46\u76f8\u5bf9\u7684\u53ea\u662fHTML\u6839\u5143\u7d20\u3002\u8fd9\u4e2a\u5355\u4f4d\u53ef\u8c13\u96c6\u76f8\u5bf9\u5927\u5c0f\u548c\u7edd\u5bf9\u5927\u5c0f\u7684\u4f18\u70b9\u4e8e\u4e00\u8eab\uff0c\u901a\u8fc7\u5b83\u65e2\u53ef\u4ee5\u505a\u5230\u53ea\u4fee\u6539\u6839\u5143\u7d20\u5c31\u6210\u6bd4\u4f8b\u5730\u8c03\u6574\u6240\u6709\u5b57\u4f53\u5927\u5c0f\uff0c\u53c8\u53ef\u4ee5\u907f\u514d\u5b57\u4f53\u5927\u5c0f\u9010\u5c42\u590d\u5408\u7684\u8fde\u9501\u53cd\u5e94\u3002\u76ee\u524d\uff0c\u9664\u4e86IE8\u53ca\u66f4\u65e9\u7248\u672c\u5916\uff0c\u6240\u6709\u6d4f\u89c8\u5668\u5747\u5df2\u652f\u6301rem\u3002\u5bf9\u4e8e\u4e0d\u652f\u6301\u5b83\u7684\u6d4f\u89c8\u5668\uff0c\u5e94\u5bf9\u65b9\u6cd5\u4e5f\u5f88\u7b80\u5355\uff0c\u5c31\u662f\u591a\u5199\u4e00\u4e2a\u7edd\u5bf9\u5355\u4f4d\u7684\u58f0\u660e\u3002\u8fd9\u4e9b\u6d4f\u89c8\u5668\u4f1a\u5ffd\u7565\u7528rem\u8bbe\u5b9a\u7684\u5b57\u4f53\u5927\u5c0f<\/p><\/blockquote>\n
\u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/p>\n
\/\/\u5047\u8bbe\u6211\u7ed9\u6839\u5143\u7d20\u7684\u5927\u5c0f\u8bbe\u7f6e\u4e3a14px\r\nhtml{\r\n    font-size\uff1a14px\r\n}\r\n\/\/\u90a3\u4e48\u6211\u5e95\u4e0b\u7684p\u6807\u7b7e\u5982\u679c\u60f3\u8981\u4e5f\u662f14\u50cf\u7d20\r\np{\r\n    font-size:1rem\r\n}\r\n\/\/\u5982\u6b64\u5373\u53ef\r\n\r\n<\/code><\/pre>\n
rem\u7684\u5e03\u5c40 \u4e0d\u5f97\u4e0d\u63d0flexible\uff0cflexible\u65b9\u6848\u662f\u963f\u91cc\u65e9\u671f\u5f00\u6e90\u7684\u4e00\u4e2a\u79fb\u52a8\u7aef\u9002\u914d\u89e3\u51b3\u65b9\u6848\uff0c\u5f15\u7528flexible\u540e\uff0c\u6211\u4eec\u5728\u9875\u9762\u4e0a\u7edf\u4e00\u4f7f\u7528rem\u6765\u5e03\u5c40\u3002<\/p>\n
\u4ed6\u7684\u539f\u7406\u975e\u5e38\u7b80\u5355<\/p>\n
\/\/ set<\/span> 1rem = viewWidth \/ 10\r\nfunction<\/span> setRemUnit<\/span><\/span> () {\r\n    var rem = docEl.clientWidth \/ 10\r\n    docEl.style.fontSize = rem + 'px'<\/span>\r\n}\r\nset<\/span>RemUnit();\r\n\r\n<\/code><\/pre>\n
rem \u662f\u76f8\u5bf9\u4e8ehtml\u8282\u70b9\u7684font-size\u6765\u505a\u8ba1\u7b97\u7684\u3002\u6240\u4ee5\u5728\u9875\u9762\u521d\u59cb\u8bdd\u7684\u65f6\u5019\u7ed9\u6839\u5143\u7d20\u8bbe\u7f6e\u4e00\u4e2afont-size\uff0c\u63a5\u4e0b\u6765\u7684\u5143\u7d20\u5c31\u6839\u636erem\u6765\u5e03\u5c40\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u4fdd\u8bc1\u5728\u9875\u9762\u5927\u5c0f\u53d8\u5316\u65f6\uff0c\u5e03\u5c40\u53ef\u4ee5\u81ea\u9002\u5e94\uff0c<\/p>\n
\u5982\u6b64\u6211\u4eec\u53ea\u9700\u8981\u7ed9\u8bbe\u8ba1\u7a3f\u7684px\u8f6c\u6362\u6210\u5bf9\u5e94\u7684rem\u5355\u4f4d\u5373\u53ef<\/p>\n
\u5f53\u7136\uff0c\u8fd9\u4e2a\u65b9\u6848\u53ea\u662f\u4e2a\u8fc7\u6e21\u65b9\u6848\uff0c\u4e3a\u4ec0\u4e48\u8bf4\u662f\u8fc7\u6e21\u65b9\u6848<\/p>\n
\u56e0\u4e3a\u5f53\u5e74viewport\u5728\u4f4e\u7248\u672c\u5b89\u5353\u8bbe\u5907\u4e0a\u8fd8\u6709\u517c\u5bb9\u95ee\u9898\uff0c\u800cvw\uff0cvh\u8fd8\u6ca1\u80fd\u5b9e\u73b0\u6240\u6709\u6d4f\u89c8\u5668\u517c\u5bb9\uff0c\u6240\u4ee5flexible\u65b9\u6848\u7528rem\u6765\u6a21\u62dfvmin\u6765\u5b9e\u73b0\u5728\u4e0d\u540c\u8bbe\u5907\u7b49\u6bd4\u7f29\u653e\u7684\u201c\u901a\u7528\u201d\u65b9\u6848\uff0c\u4e4b\u6240\u4ee5\u8bf4\u662f\u901a\u7528\u65b9\u6848,\u662f\u56e0\u4e3a\u4ed6\u8fd9\u4e2a\u65b9\u6848\u662f\u6839\u636e\u8bbe\u5907\u5927\u5c0f\u53bb\u5224\u65ad\u9875\u9762\u7684\u5c55\u793a\u7a7a\u95f4\u5927\u5c0f\u5373\u5c4f\u5e55\u5927\u5c0f\uff0c\u7136\u540e\u6839\u636e\u5c4f\u5e55\u5927\u5c0f\u53bb\u767e\u5206\u767e\u8fd8\u539f\u8bbe\u8ba1\u7a3f\uff0c\u4ece\u800c\u8ba9\u4eba\u770b\u5230\u7684\u6548\u679c(\u5c55\u793a\u8303\u56f4)\u662f\u4e00\u6837\u7684\uff0c\u8fd9\u6837\u4e00\u6765\uff0c\u82f9\u679c5 \u548c\u82f9\u679c6p\u5c4f\u5e55\u5982\u679c\u4f60\u6309\u7167\u8bbe\u8ba1\u7a3f\u8fd8\u539f\u7684\u8bdd\uff0c\u5b57\u4f53\u5927\u5c0f\u5b9e\u9645\u4e0a\u4e0d\u4e00\u6837\uff0c\u800c\u4eba\u4eec\u5728\u4e00\u6837\u7684\u8ddd\u79bb\u4e0a\u5e0c\u671b\u770b\u5230\u7684\u5927\u5c0f\u5176\u5b9e\u662f\u4e00\u6837\u7684\uff0c\u672c\u8d28\u4e0a\uff0c\u7528\u6237\u4f7f\u7528\u66f4\u5927\u7684\u5c4f\u5e55\uff0c\u662f\u60f3\u770b\u5230\u66f4\u591a\u7684\u5185\u5bb9\uff0c\u800c\u4e0d\u662f\u66f4\u5927\u7684\u5b57<\/strong>\u3002<\/p>\n
so\uff0c\u8fd9\u4e2a\u7528\u7f29\u653e\u6765\u89e3\u51b3\u95ee\u9898\u7684\u65b9\u6848\u662f\u4e2a\u8fc7\u6e21\u65b9\u6848\uff0c\u6ce8\u5b9a\u65f6\u4ee3\u6240\u6dd8\u6c70<\/p>\n
2\u3001vw\uff0cvh\u5e03\u5c40<\/h3>\n
vh\u3001vw\u65b9\u6848\u5373\u5c06\u89c6\u89c9\u89c6\u53e3\u5bbd\u5ea6 window.innerWidth\u548c\u89c6\u89c9\u89c6\u53e3\u9ad8\u5ea6 window.innerHeight \u7b49\u5206\u4e3a 100 \u4efd\u3002<\/p><\/blockquote>\n
\"\u256c\u0432\u2568\u253c\u255c\u256a\u2550\u255d_20200322213605\"<\/a>
<\/figcaption><\/figure>\n
vh\u548cvw\u65b9\u6848\u548crem\u7c7b\u4f3c\u4e5f\u662f\u76f8\u5f53\u9ebb\u70e6\u9700\u8981\u505a\u5355\u4f4d\u8f6c\u5316\uff0c\u800c\u4e14px\u8f6c\u6362\u6210vw\u4e0d\u4e00\u5b9a\u80fd\u5b8c\u5168\u6574\u9664\uff0c\u56e0\u6b64\u6709\u4e00\u5b9a\u7684\u50cf\u7d20\u5dee\u3002<\/p>\n
\u4e0d\u8fc7\u5728\u5de5\u7a0b\u5316\u7684\u4eca\u5929\uff0cwebpack\u89e3\u6790css \u7684\u65f6\u5019\u7528postcss-loader \u6709\u4e2apostcss-px-to-viewport\u80fd\u81ea\u52a8\u5b9e\u73b0px\u5230vw\u7684\u8f6c\u5316<\/p>\n
{\r\n    loader: 'postcss-loader'<\/span>,\r\n    options: {\r\n    \tplugins: ()=>[\r\n        \trequire('autoprefixer'<\/span>)({\r\n        \t\tbrowsers: ['last 5 versions'<\/span>]\r\n        \t}),\r\n        \trequire('postcss-px-to-viewport'<\/span>)({\r\n        \t\tviewportWidth: 375, \/\/\u89c6\u53e3\u5bbd\u5ea6\uff08\u6570\u5b57)\r\n        \t\tviewportHeight: 1334, \/\/\u89c6\u53e3\u9ad8\u5ea6\uff08\u6570\u5b57\uff09\r\n        \t\tunitPrecision: 3, \/\/\u8bbe\u7f6e\u7684\u4fdd\u7559\u5c0f\u6570\u4f4d\u6570\uff08\u6570\u5b57\uff09\r\n        \t\tviewportUnit: 'vw'<\/span>, \/\/\u8bbe\u7f6e\u8981\u8f6c\u6362\u7684\u5355\u4f4d\uff08\u5b57\u7b26\u4e32\uff09\r\n        \t\tselectorBlackList: ['.ignore'<\/span>, '.hairlines'<\/span>], \/\/\u4e0d\u9700\u8981\u8fdb\u884c\u8f6c\u6362\u7684\u7c7b\u540d\uff08\u6570\u7ec4\uff09\r\n                minPixelValue: 1, \/\/\u8bbe\u7f6e\u8981\u66ff\u6362\u7684\u6700\u5c0f\u50cf\u7d20\u503c\uff08\u6570\u5b57\uff09\r\n                mediaQuery: false<\/span> \/\/\u5141\u8bb8\u5728\u5a92\u4f53\u67e5\u8be2\u4e2d\u8f6c\u6362px\uff08true<\/span>\/false<\/span>\uff09\r\n        \t})\r\n    \t]\r\n}\r\n\r\n\r\n<\/code><\/pre>\n
3\u3001px\u4e3a\u4e3b\uff0cvx\u548cvxxx\uff08vw\/vh\/vmax\/vmin\uff09\u4e3a\u8f85\uff0c\u642d\u914d\u4e00\u4e9bflex\uff08\u63a8\u8350\uff09<\/h3>\n
\u4e4b\u6240\u4ee5\u63a8\u8350\u4f7f\u7528\u6b64\u79cd\u65b9\u6848\uff0c\u662f\u7531\u4e8e\u6211\u4eec\u8981\u53bb\u8003\u8651\u7528\u6237\u7684\u9700\u6c42\uff0c\u7528\u6237\u4e4b\u6240\u4ee5\u53bb\u4e70\u5927\u5c4f\u624b\u673a\uff0c\u4e0d\u662f\u4e3a\u4e86\u770b\u5230\u66f4\u5927\u7684\u5b57\uff0c\u800c\u662f\u4e3a\u4e86\u770b\u5230\u66f4\u591a\u7684\u5185\u5bb9<\/strong>\uff0c\u8fd9\u6837\u76f4\u63a5\u4f7f\u7528px\u662f\u6700\u660e\u667a\u7684\u65b9\u6848\uff0c\u4f7f\u7528vw\uff0crem\u7b49\u5e03\u5c40\u624b\u6bb5\u65e0\u53ef\u539a\u975e\uff0c\u4f46\u662f\uff0cflex\u8fd9\u79cd\u5f39\u6027\u5e03\u5c40\u5927\u884c\u5176\u9053\u7684\u4eca\u5929\uff0c\u5982\u679c\u5982\u679c\u8fd8\u7528\u8fd9\u79cd\u4f20\u7edf\u7684\u601d\u7ef4\u53bb\u60f3\u95ee\u9898\u663e\u7136\u662f\u6709\u4e24\u4e2a\u539f\u56e0\uff08\u4e2a\u4eba\u8ba4\u4e3apx\u662f\u6700\u597d\u7684\uff0c\u53ef\u80fd\u6709\u5927\u4f6c\uff0c\u80fd\u7528vw\uff0c\u6216\u8005rem\u5199\u51fa\u7cbe\u5999\u7684\u5e03\u5c40\uff0c\u4e5f\u8bf4\u4e0d\u51c6\uff09\uff1a<\/p>\n
1\u3001\u4e3a\u4e86\u5077\u61d2\uff0c\u4e0d\u613f\u610f\u53bb\u505a\u6bcf\u4e2a\u624b\u673a\u7684\u9002<\/strong><\/p>\n
2\u3001\u4e0d\u613f\u610f\u53bb\u5b66\u4e60\u65b0\u7684\u5e03\u5c40\u65b9\u5f0f\uff0c\u8ba9flex\u7b49\u5148\u8fdb\u7684\u5e03\u5c40\u548c\u4f60\u64e6\u80a9\u800c\u8fc7<\/strong><\/p>\n
\u79fb\u52a8\u7aef\u9002\u914d\u6d41\u7a0b<\/h2>\n
1. \u5728head \u8bbe\u7f6ewidth=device-width\u7684viewport<\/strong>\u2018<\/p>\n
2. \u5728css\u4e2d\u4f7f\u7528px<\/strong><\/p>\n
3. \u5728\u9002\u5f53\u7684\u573a\u666f\u4f7f\u7528flex\u5e03\u5c40\uff0c\u6216\u8005\u914d\u5408vw\u8fdb\u884c\u81ea\u9002\u5e94<\/strong><\/p>\n
4. \u5728\u8de8\u8bbe\u5907\u7c7b\u578b\u7684\u65f6\u5019\uff08pc <-> \u624b\u673a <-> \u5e73\u677f\uff09\u4f7f\u7528\u5a92\u4f53\u67e5\u8be2<\/strong><\/p>\n
5. \u5728\u8de8\u8bbe\u5907\u7c7b\u578b\u5982\u679c\u4ea4\u4e92\u5dee\u5f02\u592a\u5927\u7684\u60c5\u51b5\uff0c\u8003\u8651\u5206\u5f00\u9879\u76ee\u5f00\u53d1<\/strong><\/p>\n
\u5199\u5728\u6700\u540e<\/h1>\n
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\u4e58\u7740\u8fd8\u6709\u70ed\u5ea6\uff1aflex\u6df1\u5ea6\u5256\u6790-\u89e3\u51b3\u79fb\u52a8\u7aef\u9002\u914d\u95ee\u9898\uff01<\/a> \u521a\u51fa\u7089\uff0c\u8c22\u8c22<\/p>\n<\/div>\n
\u94fe\u63a5\uff1ahttps:\/\/juejin.im\/post\/5e6caf55e51d4526ff026a71<\/p>\n","protected":false},"excerpt":{"rendered":"
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