{"id":4779,"date":"2022-03-27T20:57:08","date_gmt":"2022-03-27T12:57:08","guid":{"rendered":"https:\/\/egonlin.com\/?p=4779"},"modified":"2022-03-27T20:57:32","modified_gmt":"2022-03-27T12:57:32","slug":"%e7%ac%ac%e4%b8%83%e8%8a%82%ef%bc%9a%e5%93%8d%e5%ba%94%e5%bc%8f%e5%b8%83%e5%b1%80","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=4779","title":{"rendered":"\u7b2c\u4e03\u8282\uff1a\u54cd\u5e94\u5f0f\u5e03\u5c40"},"content":{"rendered":"<h1>\u54cd\u5e94\u5f0f\u7f51\u9875\u8bbe\u8ba1<\/h1>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2022\/03\/\u54cd\u5e94\u5f0f\u5e03\u5c401.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/03\/\u54cd\u5e94\u5f0f\u5e03\u5c401.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<h2>1\u3001\u4ec0\u4e48\u662f\u54cd\u5e94\u5f0f\u8bbe\u8ba1<\/h2>\n<h3>1-1 \u5b9a\u4e49<\/h3>\n<p>\u4f0a\u6851\u00b7\u9a6c\u79d1\u7279\uff08Ethan Marcotte\uff09\u57282010\u5e74\u9996\u5148\u63d0\u51fa\u4e86\u54cd\u5e94\u5f0f\u7f51\u9875\u8bbe\u8ba1\uff08RWD,Responsive Web Design\uff09\u8fd9\u4e2a\u672f\u8bed\u3002\u5728\u4ed6\u7684\u4e00\u7bc7\u6587\u7ae0\u300aResponsive Web Design \u00b7 An A List Apart Article\u300b\u4e2d\u4ed6\u5c06\u5df2\u6709\u7684\u4e09\u79cd\u53d1\u5f00\u6280\u5de7\uff08\u5f39\u6027\u56fe\u7247\uff0c\u5f39\u6027\u7f51\u683c\u5e03\u5c40\uff0c\u5a92\u4f53\u4e0e\u5a92\u4f53\u67e5\u8be2\uff09 \u8fdb\u884c\u4e86\u6574\u5408\uff0c\u547d\u540d\u4e3a\u54cd\u5e94\u5f0f\u7f51\u9875\u8bbe\u8ba1\u3002<\/p>\n<p>\u90a3\u4ec0\u4e48\u624d\u662f\u771f\u6b63\u7684\u54cd\u5e94\u5f0f\u8bbe\u8ba1\uff1f\u9a6c\u79d1\u7279\u8bf4\uff0c\u771f\u6b63\u7684\u54cd\u5e94\u5f0f\u8bbe\u8ba1\u65b9\u6cd5\u4e0d\u4ec5\u4ec5\u662f\u6839\u636e\u53ef\u89c6\u533a\u57df\u5927\u5c0f\u800c\u6539\u53d8\u7f51\u9875\u5e03\u5c40\uff0c\u800c\u662f\u8981\u4ece\u6574\u4f53\u4e0a\u98a0\u8986\u5f53\u524d\u7f51\u9875\u7684\u8bbe\u8ba1\u65b9\u6cd5\uff0c\u662f\u9488\u5bf9\u4efb\u610f\u8bbe\u5907\u7684\u7f51\u9875\u5185\u5bb9\u8fdb\u884c\u5b8c\u7f8e\u5e03\u5c40\u7684\u4e00\u79cd\u663e\u793a\u673a\u5236\u3002<\/p>\n<h3>1-2 \u54cd\u5e94\u5f0f\u8bbe\u8ba1\u7684\u4f18\u52bf<\/h3>\n<ul>\n<li>\u5f00\u53d1\u3001\u7ef4\u62a4\u3001\u8fd0\u8425\u6210\u672c\u4f18\u52bf\uff1a\u9875\u9762\u53ea\u6709\u4e00\u4e2a\uff0c\u53ea\u662f\u9488\u5bf9\u4e0d\u540c\u7684\u5206\u8fa8\u7387\u3001 \u4e0d\u540c\u7684\u8bbe\u5907\u73af\u5883\u8fdb\u884c\u4e86\u4e00\u4e9b\u4e0d\u540c\u7684\u8bbe\u8ba1\uff0c\u6240\u4ee5\u5728\u5f00\u53d1\u3001\u7ef4\u62a4\u548c\u8fd0\u8425\u4e0a\uff0c \u76f8\u5bf9\u591a\u4e2a\u7248\u672c\uff0c\u80fd\u8282\u7ea6\u6210\u672c\u3002<\/li>\n<li>\u517c\u5bb9\u6027\u4f18\u52bf\uff1a\u79fb\u52a8\u8bbe\u5907\u65b0\u7684\u5c3a\u5bf8\u5c42\u51fa\u4e0d\u7a77\uff0c\u5b9a\u5236\u7684\u7248\u672c\u901a\u5e38\u53ea\u9002\u7528\u4e8e\u67d0\u4e9b\u89c4\u683c\u7684\u8bbe\u5907\uff0c\u5982\u679c\u65b0\u7684\u8bbe\u5907\u5206\u8fa8\u7387\u53d8\u5316\u8f83\u5927\uff0c\u5219\u5f80\u5f80\u4e0d\u80fd\u517c\u5bb9\uff0c\u800c\u5f00\u53d1\u65b0\u7684\u7248\u672c\u9700\u8981\u65f6\u95f4\uff0c\u8fd9\u6bb5\u65f6\u95f4\u5185\u7684\u8bbf\u95ee\u5c31\u662f\u4e2a\u95ee\u9898\uff0c \u4f46\u662f\u54cd\u5e94\u5f0fWeb\u8bbe\u8ba1\u53ef\u4ee5\u63d0\u524d\u9884\u9632\u8fd9\u4e2a\u95ee\u9898\u3002<\/li>\n<li>\u64cd\u4f5c\u7075\u6d3b\uff1a\u54cd\u5e94\u5f0f\u8bbe\u8ba1\u662f\u9488\u5bf9\u9875\u9762\u7684\uff0c\u53ef\u4ee5\u53ea\u5bf9\u5fc5\u8981\u7684\u9875\u9762\u8fdb\u884c\u6539\u52a8\uff0c\u5176\u4ed6\u9875\u9762\u4e0d\u53d7\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<h2>2\u3001\u5c4f\u5e55\u7684\u76f8\u5173\u6982\u5ff5<\/h2>\n<ul>\n<li>\n<p>\u5206\u8fa8\u7387 resolutio     \u662f\u6307\u663e\u793a\u5668\u6240\u80fd\u663e\u793a\u7684\u50cf\u7d20\u7684\u591a\u5c11<\/p>\n<p>\u50cf\u7d20\u5bc6\u5ea6      \u5355\u4f4d\uff1a dpi\uff08dots per inch\uff09  ppi<\/p>\n<blockquote>\n<p>\u50cf\u7d20\u5bc6\u5ea6\uff08pixels per inch\uff09\uff0c\u4e5f\u79f0PPi\uff0c\u5373\u6bcf\u82f1\u5bf8\u5c4f\u5e55\u6240\u62e5\u6709\u7684\u50cf\u7d20\u6570\uff0c\u50cf\u7d20\u5bc6\u5ea6\u8d8a\u5927\uff0c\u663e\u793a\u753b\u9762\u7ec6\u8282\u5c31\u8d8a\u4e30\u5bcc\u3002<br \/>\n\u50cf\u7d20\u5bc6\u5ea6=\u221a{\uff08\u957f\u5ea6\u50cf\u7d20\u6570^2+\u5bbd\u5ea6\u50cf\u7d20\u6570^2\uff09}\/ \u5c4f\u5e55\u5c3a\u5bf8<\/p>\n<p>iphone3G 165dpi      320px <em> 480px;<br \/>\niphone4    326 dpi     640px <\/em> 960px<br \/>\niphone6s  326dpi      1334px * 750px    <\/p>\n<\/blockquote>\n<\/li>\n<li>\n<p>\u6bcf\u50cf\u7d20\u5305\u542b\u70b9\u7684\u6570\u91cf(dppx)   <\/p>\n<blockquote>\n<p>\u7528 iPhone4 \u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5b83\u6709 326 DPI \u663e\u793a\u5c4f\uff0c\u6839\u636e\u4e0a\u8868\uff0c\u667a\u80fd\u624b\u673a\u7684\u5178\u578b\u89c2\u770b\u8ddd\u79bb\u5927\u698216.8\u82f1\u5bf8\uff0c\u57fa\u51c6\u50cf\u7d20\u4e3a 160 DPI\u3002\u6240\u4ee5\u8981\u663e\u793a\u4e00\u4e2a CSS \u50cf\u7d20\uff0c\u82f9\u679c\u9009\u62e9\u5c06\u50cf\u7d20\u6bd4\u8bbe\u7f6e\u4e3a2\uff0c\u6240\u4ee5\u770b\u8d77\u6765\u5c31\u548c 163 DPI \u624b\u673a\u4e2d\u663e\u793a\u7684\u4e00\u6837\u4e86\u3002 <\/p>\n<\/blockquote>\n<p>\u8bbe\u5907\u50cf\u7d20\u6bd4(dip\u6216dpr)       \u540c dppx<\/p>\n<\/li>\n<li>\n<p>\u89c6\u7f51\u819c\u5c4f\u5e55 <\/p>\n<blockquote>\n<p>\u200b        \u89c6\u7f51\u819c\uff08Retina\uff09\u5c4f\u5e55\u662f\u82f9\u679c\u516c\u53f8\u5728\u90e8\u5206\u79fb\u52a8\u4ea7\u54c1\u4f7f\u7528\u7684\u4e00\u79cd\u5c4f\u5e55\u3002\u7b2c\u4e00\u6b21\u88ab\u4eba\u4eec\u719f\u77e5\uff0c\u662f\u82f9\u679c\u5c06\u5176\u7528\u5728iphone 4\u624b\u673a\u4e0a\uff0c\u5b83\u5c06960\u00d7640\u7684\u5206\u8fa8\u7387\u538b\u7f29\u5230\u4e00\u4e2a3.5\u82f1\u5bf8\u7684\u663e\u793a\u5c4f\u5185\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u8be5\u5c4f\u5e55\u7684\u50cf\u7d20\u5bc6\u5ea6\u8fbe\u5230326\u50cf\u7d20\/\u82f1\u5bf8\uff08ppi\uff09\uff0c\u79f0\u4e4b\u4e3a\u201c\u89c6\u7f51\u819c\u5c4f\u5e55\u201d\u3002\u901a\u5e38\u7535\u8111\u663e\u793a\u5c4f\u5e55\u7684\u5206\u8fa8\u7387\u4e3a72ppi\uff0ciPhone 4\u7684\u5206\u8fa8\u7387\u4e3a\u7535\u8111\u76844\u500d\u591a\u3002\u7531\u4e8e\u5176\u5177\u5907\u8d85\u9ad8\u50cf\u7d20\u5bc6\u5ea6\u7684\u6db2\u6676\u5c4f\uff0c\u56e0\u6b64\u5c4f\u5e55\u663e\u793a\u5f02\u5e38\u6e05\u6670\u3001\u9510\u5229\u3002        <\/p>\n<\/blockquote>\n<\/li>\n<li>\n<p>\u5e38\u89c1\u8bbe\u5907\u5c4f\u5e55\u4fe1\u606f  <a href=\"https:\/\/github.com\/h5bp\/mobile-boilerplate\/wiki\/Mobile-Matrices\">https:\/\/github.com\/h5bp\/mobile-boilerplate\/wiki\/Mobile-Matrices<\/a><\/p>\n<\/li>\n<\/ul>\n<h2>3\u3001viewport \u89c6\u53e3<\/h2>\n<h3>3-1 \u4ec0\u4e48\u662fviewport<\/h3>\n<ul>\n<li>viewport \u662f\u7528\u6237\u7f51\u9875\u7684\u53ef\u89c6\u533a\u57df\u3002<\/li>\n<li>viewport \u7ffb\u8bd1\u4e3a\u4e2d\u6587\u53ef\u4ee5\u53eb\u505a&quot;\u89c6\u533a&quot;\u3002<\/li>\n<li>\u624b\u673a\u6d4f\u89c8\u5668\u662f\u628a\u9875\u9762\u653e\u5728\u4e00\u4e2a\u865a\u62df\u7684&quot;\u7a97\u53e3&quot;\uff08viewport\uff09\u4e2d\uff0c\u901a\u5e38\u8fd9\u4e2a\u865a\u62df\u7684&quot;\u7a97\u53e3&quot;\uff08viewport\uff09\u6bd4\u5c4f\u5e55\u5bbd\uff0c\u8fd9\u6837\u5c31\u4e0d\u7528\u628a\u6bcf\u4e2a\u7f51\u9875\u6324\u5230\u5f88\u5c0f\u7684\u7a97\u53e3\u4e2d\uff08\u8fd9\u6837\u4f1a\u7834\u574f\u6ca1\u6709\u9488\u5bf9\u624b\u673a\u6d4f\u89c8\u5668\u4f18\u5316\u7684\u7f51\u9875\u7684\u5e03\u5c40\uff09\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u5e73\u79fb\u548c\u7f29\u653e\u6765\u770b\u7f51\u9875\u7684\u4e0d\u540c\u90e8\u5206\u3002<\/li>\n<\/ul>\n<h3>3-2 \u8bbe\u7f6eviewport<\/h3>\n<pre><code class=\"language-html\"><\/code><\/pre>\n<ul>\n<li>width\uff1a\u63a7\u5236 viewport \u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u6307\u5b9a\u7684\u4e00\u4e2a\u503c\uff0c\u5982\u679c 600\uff0c\u6216\u8005\u7279\u6b8a\u7684\u503c\uff0c\u5982 device-width \u4e3a\u8bbe\u5907\u7684\u5bbd\u5ea6\uff08\u5355\u4f4d\u4e3a\u7f29\u653e\u4e3a 100% \u65f6\u7684 CSS \u7684\u50cf\u7d20\uff09\u3002<\/li>\n<li>height\uff1a\u548c width \u76f8\u5bf9\u5e94\uff0c\u6307\u5b9a\u9ad8\u5ea6\u3002<\/li>\n<li>initial-scale\uff1a\u521d\u59cb\u7f29\u653e\u6bd4\u4f8b\uff0c\u4e5f\u5373\u662f\u5f53\u9875\u9762\u7b2c\u4e00\u6b21 load \u7684\u65f6\u5019\u7f29\u653e\u6bd4\u4f8b\u3002<\/li>\n<li>maximum-scale\uff1a\u5141\u8bb8\u7528\u6237\u7f29\u653e\u5230\u7684\u6700\u5927\u6bd4\u4f8b\u3002<\/li>\n<li>minimum-scale\uff1a\u5141\u8bb8\u7528\u6237\u7f29\u653e\u5230\u7684\u6700\u5c0f\u6bd4\u4f8b\u3002<\/li>\n<li>user-scalable\uff1a\u7528\u6237\u662f\u5426\u53ef\u4ee5\u624b\u52a8\u7f29\u653e\u3002<\/li>\n<\/ul>\n<h2>4\u3001\u5a92\u4f53\u67e5\u8be2 @media<\/h2>\n<h3>4-1 \u5a92\u4f53\u7c7b\u578b<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u503c<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>all<\/td>\n<td>\u7528\u4e8e\u6240\u6709\u8bbe\u5907<\/td>\n<\/tr>\n<tr>\n<td>aural<\/td>\n<td>\u5df2\u5e9f\u5f03\u3002\u7528\u4e8e\u8bed\u97f3\u548c\u58f0\u97f3\u5408\u6210\u5668<\/td>\n<\/tr>\n<tr>\n<td>braille<\/td>\n<td>\u5df2\u5e9f\u5f03\u3002 \u5e94\u7528\u4e8e\u76f2\u6587\u89e6\u6478\u5f0f\u53cd\u9988\u8bbe\u5907<\/td>\n<\/tr>\n<tr>\n<td>embossed<\/td>\n<td>\u5df2\u5e9f\u5f03\u3002 \u7528\u4e8e\u6253\u5370\u7684\u76f2\u4eba\u5370\u5237\u8bbe\u5907<\/td>\n<\/tr>\n<tr>\n<td>handheld<\/td>\n<td>\u5df2\u5e9f\u5f03\u3002 \u7528\u4e8e\u638c\u4e0a\u8bbe\u5907\u6216\u66f4\u5c0f\u7684\u88c5\u7f6e\uff0c\u5982PDA\u548c\u5c0f\u578b\u7535\u8bdd<\/td>\n<\/tr>\n<tr>\n<td>print<\/td>\n<td>\u7528\u4e8e\u6253\u5370\u673a\u548c\u6253\u5370\u9884\u89c8<\/td>\n<\/tr>\n<tr>\n<td>projection<\/td>\n<td>\u5df2\u5e9f\u5f03\u3002 \u7528\u4e8e\u6295\u5f71\u8bbe\u5907<\/td>\n<\/tr>\n<tr>\n<td>screen<\/td>\n<td>\u7528\u4e8e\u7535\u8111\u5c4f\u5e55\uff0c\u5e73\u677f\u7535\u8111\uff0c\u667a\u80fd\u624b\u673a\u7b49\u3002<\/td>\n<\/tr>\n<tr>\n<td>speech<\/td>\n<td>\u5e94\u7528\u4e8e\u5c4f\u5e55\u9605\u8bfb\u5668\u7b49\u53d1\u58f0\u8bbe\u5907<\/td>\n<\/tr>\n<tr>\n<td>tty<\/td>\n<td>\u5df2\u5e9f\u5f03\u3002 \u7528\u4e8e\u56fa\u5b9a\u7684\u5b57\u7b26\u7f51\u683c\uff0c\u5982\u7535\u62a5\u3001\u7ec8\u7aef\u8bbe\u5907\u548c\u5bf9\u5b57\u7b26\u6709\u9650\u5236\u7684\u4fbf\u643a\u8bbe\u5907<\/td>\n<\/tr>\n<tr>\n<td>tv<\/td>\n<td>\u5df2\u5e9f\u5f03\u3002 \u7528\u4e8e\u7535\u89c6\u548c\u7f51\u7edc\u7535\u89c6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>4-2 \u5a92\u4f53\u7279\u6027<\/h3>\n<ul>\n<li>\n<p>aspect-ratio      \u53ef\u89c6\u7a97\u53e3\u5bbd\u9ad8\u6bd4   min\/max<\/p>\n<\/li>\n<li>\n<p>device-aspect-ratio   \u8bbe\u5907\u7684\u5bbd\u9ad8\u6bd4   min\/max<\/p>\n<\/li>\n<li>\n<p>orientation   \u8bbe\u5907\u7684\u4f7f\u7528\u65b9\u5411<\/p>\n<blockquote>\n<p>landscape (\u6c34\u5e73\u65b9\u5411)<\/p>\n<p>portrait\uff08\u5782\u76f4\u65b9\u5411 \uff09     <\/p>\n<\/blockquote>\n<\/li>\n<li>\n<p>width  \u53ef\u89c6\u7a97\u53e3\u7684\u5bbd\u5ea6   max\/min<\/p>\n<\/li>\n<li>\n<p>device-width  \u8bbe\u5907\u7684\u5bbd\u5ea6   max\/min<br \/>\nheight    \u53ef\u89c6\u7a97\u53e3\u7684\u9ad8\u5ea6   max\/min<\/p>\n<\/li>\n<li>\n<p>device-height  \u8bbe\u5907\u7684\u9ad8\u5ea6   max\/min<\/p>\n<\/li>\n<li>\n<p>resolution    \u5c4f\u5e55\u5bc6\u5ea6 \u5355\u4f4ddppx   max\/min<\/p>\n<blockquote>\n<p>webkit\u5185\u6838\u8bf7\u4f7f\u4f7f\u7528 -webkit-min-device-pixel-ratio <\/p>\n<\/blockquote>\n<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>\u503c<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>aspect-ratio<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u53ef\u89c1\u533a\u57df\u5bbd\u5ea6\u4e0e\u9ad8\u5ea6\u7684\u6bd4\u7387<\/td>\n<\/tr>\n<tr>\n<td>color<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u6bcf\u4e00\u7ec4\u5f69\u8272\u539f\u4ef6\u7684\u4e2a\u6570\u3002\u5982\u679c\u4e0d\u662f\u5f69\u8272\u8bbe\u5907\uff0c\u5219\u503c\u7b49\u4e8e0<\/td>\n<\/tr>\n<tr>\n<td>color-index<\/td>\n<td>\u5b9a\u4e49\u5728\u8f93\u51fa\u8bbe\u5907\u7684\u5f69\u8272\u67e5\u8be2\u8868\u4e2d\u7684\u6761\u76ee\u6570\u3002\u5982\u679c\u6ca1\u6709\u4f7f\u7528\u5f69\u8272\u67e5\u8be2\u8868\uff0c\u5219\u503c\u7b49\u4e8e0<\/td>\n<\/tr>\n<tr>\n<td>device-aspect-ratio<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u53ef\u89c1\u5bbd\u5ea6\u4e0e\u9ad8\u5ea6\u7684\u6bd4\u7387\u3002<\/td>\n<\/tr>\n<tr>\n<td>device-height<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u53ef\u89c1\u9ad8\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>device-width<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u53ef\u89c1\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>grid<\/td>\n<td>\u7528\u6765\u67e5\u8be2\u8f93\u51fa\u8bbe\u5907\u662f\u5426\u4f7f\u7528\u6805\u683c\u6216\u70b9\u9635\u3002<\/td>\n<\/tr>\n<tr>\n<td>height<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u53ef\u89c1\u533a\u57df\u9ad8\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-aspect-ratio<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u53ef\u89c1\u5bbd\u5ea6\u4e0e\u9ad8\u5ea6\u7684\u6700\u5927\u6bd4\u7387\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-color<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u6bcf\u4e00\u7ec4\u5f69\u8272\u539f\u4ef6\u7684\u6700\u5927\u4e2a\u6570\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-color-index<\/td>\n<td>\u5b9a\u4e49\u5728\u8f93\u51fa\u8bbe\u5907\u7684\u5f69\u8272\u67e5\u8be2\u8868\u4e2d\u7684\u6700\u5927\u6761\u76ee\u6570\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-device-aspect-ratio<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u53ef\u89c1\u5bbd\u5ea6\u4e0e\u9ad8\u5ea6\u7684\u6700\u5927\u6bd4\u7387\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-device-height<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u53ef\u89c1\u7684\u6700\u5927\u9ad8\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-device-width<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u6700\u5927\u53ef\u89c1\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-height<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u6700\u5927\u53ef\u89c1\u533a\u57df\u9ad8\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-monochrome<\/td>\n<td>\u5b9a\u4e49\u5728\u4e00\u4e2a\u5355\u8272\u6846\u67b6\u7f13\u51b2\u533a\u4e2d\u6bcf\u50cf\u7d20\u5305\u542b\u7684\u6700\u5927\u5355\u8272\u539f\u4ef6\u4e2a\u6570\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-resolution<\/td>\n<td>\u5b9a\u4e49\u8bbe\u5907\u7684\u6700\u5927\u5206\u8fa8\u7387\u3002<\/td>\n<\/tr>\n<tr>\n<td>max-width<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u6700\u5927\u53ef\u89c1\u533a\u57df\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-aspect-ratio<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u53ef\u89c1\u533a\u57df\u5bbd\u5ea6\u4e0e\u9ad8\u5ea6\u7684\u6700\u5c0f\u6bd4\u7387\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-color<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u6bcf\u4e00\u7ec4\u5f69\u8272\u539f\u4ef6\u7684\u6700\u5c0f\u4e2a\u6570\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-color-index<\/td>\n<td>\u5b9a\u4e49\u5728\u8f93\u51fa\u8bbe\u5907\u7684\u5f69\u8272\u67e5\u8be2\u8868\u4e2d\u7684\u6700\u5c0f\u6761\u76ee\u6570\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-device-aspect-ratio<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u53ef\u89c1\u5bbd\u5ea6\u4e0e\u9ad8\u5ea6\u7684\u6700\u5c0f\u6bd4\u7387\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-device-width<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u6700\u5c0f\u53ef\u89c1\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-device-height<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u7684\u5c4f\u5e55\u7684\u6700\u5c0f\u53ef\u89c1\u9ad8\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-height<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u6700\u5c0f\u53ef\u89c1\u533a\u57df\u9ad8\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-monochrome<\/td>\n<td>\u5b9a\u4e49\u5728\u4e00\u4e2a\u5355\u8272\u6846\u67b6\u7f13\u51b2\u533a\u4e2d\u6bcf\u50cf\u7d20\u5305\u542b\u7684\u6700\u5c0f\u5355\u8272\u539f\u4ef6\u4e2a\u6570<\/td>\n<\/tr>\n<tr>\n<td>min-resolution<\/td>\n<td>\u5b9a\u4e49\u8bbe\u5907\u7684\u6700\u5c0f\u5206\u8fa8\u7387\u3002<\/td>\n<\/tr>\n<tr>\n<td>min-width<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u6700\u5c0f\u53ef\u89c1\u533a\u57df\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>monochrome<\/td>\n<td>\u5b9a\u4e49\u5728\u4e00\u4e2a\u5355\u8272\u6846\u67b6\u7f13\u51b2\u533a\u4e2d\u6bcf\u50cf\u7d20\u5305\u542b\u7684\u5355\u8272\u539f\u4ef6\u4e2a\u6570\u3002\u5982\u679c\u4e0d\u662f\u5355\u8272\u8bbe\u5907\uff0c\u5219\u503c\u7b49\u4e8e0<\/td>\n<\/tr>\n<tr>\n<td>orientation<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u53ef\u89c1\u533a\u57df\u9ad8\u5ea6\u662f\u5426\u5927\u4e8e\u6216\u7b49\u4e8e\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>resolution<\/td>\n<td>\u5b9a\u4e49\u8bbe\u5907\u7684\u5206\u8fa8\u7387\u3002\u5982\uff1a96dpi, 300dpi, 118dpcm<\/td>\n<\/tr>\n<tr>\n<td>scan<\/td>\n<td>\u5b9a\u4e49\u7535\u89c6\u7c7b\u8bbe\u5907\u7684\u626b\u63cf\u5de5\u5e8f\u3002<\/td>\n<\/tr>\n<tr>\n<td>width<\/td>\n<td>\u5b9a\u4e49\u8f93\u51fa\u8bbe\u5907\u4e2d\u7684\u9875\u9762\u53ef\u89c1\u533a\u57df\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>4-3  \u5a92\u4f53\u67e5\u8be2\u7528\u6cd5<\/h3>\n<h4>\u7528\u6cd5\u4e00<\/h4>\n<pre><code class=\"language-html\">&lt;link rel=&quot;stylesheet&quot; media=&quot;mediatype&quot; href=&quot;mystylesheet.css&quot;&gt;\n&lt;link rel=&quot;stylesheet&quot; media=&quot;mediatype and (media feature)&quot; href=&quot;mystylesheet.css&quot;&gt;<\/code><\/pre>\n<h4>\u7528\u6cd5\u4e8c<\/h4>\n<pre><code class=\"language-css\">@import url(css\u6587\u4ef6) mediaType            <\/code><\/pre>\n<h4>\u7528\u6cd5\u4e09<\/h4>\n<pre><code class=\"language-css\">@media mediatype and (media feature) {\n    CSS-Code;\n}\n\n@media (media feature) {\n    CSS-Code;\n}<\/code><\/pre>\n<h3>4-4 \u5a92\u4f53\u67e5\u8be2\u8bed\u6cd5\u8fd0\u7b97\u7b26<\/h3>\n<ul>\n<li><code>and<\/code>   \u5e76\u4e14<\/li>\n<li><code>,<\/code>       \u6216\u8005<\/li>\n<li><code>not<\/code>       \u5426\u5b9a  \u4e00\u5b9a\u8981\u6307\u5b9a\u5a92\u4f53\u7c7b\u578b\uff0c\u56e0\u4e3a\u5a92\u4f53\u7c7b\u578b\u9ed8\u8ba4all\uff0cnot\u540e\u6c38\u8fdc\u8fd4\u56de\u5047<\/li>\n<li><code>only<\/code>   only + \u5a92\u4f53\u7c7b\u578b<\/li>\n<\/ul>\n<h2>5\u3001\u65ad\u70b9\u8bbe\u7f6e<\/h2>\n<h3>5-1 \u5e38\u7528\u8bbe\u7f6e\u4e00<\/h3>\n<p>\u4e09\u4e2a\u65ad\u70b9\uff1a 768px   992px   1200px<\/p>\n<ul>\n<li>\u624b\u673a \u8d85\u5c0f\u5c4f\u5e55    &lt;= 768px       <\/li>\n<li>\u5e73\u677f \u5c0f\u5c4f\u5e55       769px ~ 992px    <\/li>\n<li>\u4e2d\u7b49\u5c4f\u5e55        993px ~ 1200px    <\/li>\n<li>\u5927\u5c4f\u5e55         &gt; 1200px      <\/li>\n<\/ul>\n<h3>5-2 \u5e38\u7528\u8bbe\u7f6e\u4e8c<\/h3>\n<p>\u56db\u4e2a\u65ad\u70b9\uff1a 576px  768px  992px   1200px<\/p>\n<ul>\n<li>\u8d85\u5c0f\u5c4f\u5e55     &lt;=576px<\/li>\n<li>\u5c0f\u5c4f\u5e55       577px ~ 768px<\/li>\n<li>\u4e2d\u7b49\u5c4f\u5e55   769px ~ 992px<\/li>\n<li>\u5927\u5c4f\u5e55      993px ~ 1200px<\/li>\n<li>\u8d85\u5927\u5c4f\u5e55   &gt;1200px<\/li>\n<\/ul>\n<h3>5-3 \u63a8\u8350\u8bbe\u7f6e\u4e09<\/h3>\n<p>\u4e24\u4e2a\u65ad\u70b9\uff1a 640px   1024px<\/p>\n<ul>\n<li>\u5c0f\u5c4f\u5e55   &lt;=640px<\/li>\n<li>\u4e2d\u7b49\u5c4f\u5e55  641px ~ 1024px<\/li>\n<li>\u5927\u5c4f\u5e55   &gt;1024px<\/li>\n<\/ul>\n<h2>6\u3001\u54cd\u5e94\u5f0f\u56fe\u7247<\/h2>\n<ul>\n<li>\n<p>\u8bbe\u7f6e\u56fe\u7247\u5bbd\u5ea6\u767e\u5206\u6bd4 <\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528\u80cc\u666f\u56fe\u7247<\/p>\n<blockquote>\n<p>paddint-top<\/p>\n<p>background-size     <\/p>\n<\/blockquote>\n<\/li>\n<li>\n<p>\u4f7f\u7528H5  <code>&lt;picture&gt;<\/code> \u6807\u7b7e  <\/p>\n<pre><code class=\"language-html\"><picture>\n<source srcset=\".\/images\/banner01-small.jpg\" media=\"(max-width:768px)\">\n<source srcset=\".\/images\/banner01_middle.jpg\" media=\"(max-width:992px)\">\n<source srcset=\".\/images\/banner01.jpg\">\n<img src=\".\/images\/banner01.jpg\" alt=\"\">\n<\/picture><\/code><\/pre>\n<\/li>\n<li>\n<p>\u4f7f\u7528 picturefill \u63d2\u4ef6 <\/p>\n<pre><code class=\"language-html\"><span data-picture data-alt=\"\u54cd\u5e94\u5f0f\u56fe\u7247\">\n<span data-src=\".\/images\/banner01-small.jpg\"><\/span>\n<span data-src=\".\/images\/banner01_middle.jpg\" data-media=\"(min-width:768px)\"><\/span>\n<span data-src=\".\/images\/banner01.jpg\" data-media=\"(min-width:992px)\"><\/span>\n<\/span><\/code><\/pre>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u54cd\u5e94\u5f0f\u7f51\u9875\u8bbe\u8ba1 1\u3001\u4ec0\u4e48\u662f\u54cd\u5e94\u5f0f\u8bbe\u8ba1 1-1 \u5b9a\u4e49 \u4f0a\u6851\u00b7\u9a6c\u79d1\u7279\uff08Ethan Marcotte\uff09\u57282010\u5e74\u9996 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[361,368],"tags":[],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/4779"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4779"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/4779\/revisions"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4779"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4779"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4779"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}