{"id":3639,"date":"2013-09-06T23:45:51","date_gmt":"2013-09-06T15:45:51","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=3639"},"modified":"2020-04-14T21:33:19","modified_gmt":"2020-04-14T13:33:19","slug":"%e6%b7%b1%e5%85%a5%e7%90%86%e8%a7%a3css3-gradient%e6%96%9c%e5%90%91%e7%ba%bf%e6%80%a7%e6%b8%90%e5%8f%98","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2013\/09\/%e6%b7%b1%e5%85%a5%e7%90%86%e8%a7%a3css3-gradient%e6%96%9c%e5%90%91%e7%ba%bf%e6%80%a7%e6%b8%90%e5%8f%98\/","title":{"rendered":"\u6df1\u5165\u7406\u89e3CSS3 gradient\u659c\u5411\u7ebf\u6027\u6e10\u53d8"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/\">https:\/\/www.zhangxinxu.com<\/a><br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=3639\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=3639<\/a><\/p>\n<style>.grad_test_box{width:400px; height:300px; background-color:#eee;}.grad_test_1{background-image:url(https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-05_225840.png);background-image:linear-gradient(left, red 100px, yellow 200px);}.grad_test_2{background-image:url(https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-05_230839.png);background-image:linear-gradient(left top, red 100px, yellow 200px);}.grad_test_3{background-image:url(https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-06_200703.png);background-image:-webkit-linear-gradient(-45deg, red 100px, yellow 200px);background-image:linear-gradient(-45deg, red 100px, yellow 200px);}.grad_test_4{background-image:url(https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-06_201047.png);background-image:-webkit-linear-gradient(-45deg, red 100px, yellow 200px);background-image:-moz-linear-gradient(-45deg, red 100px, yellow 200px);}.grad_test_5{background-image:url(https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-06_201047.png);background-image:linear-gradient(135deg, red 100px, yellow 200px);}.grad_test_6{background-image:url(https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-06_201047.png);background-image:linear-gradient(135deg, red 141.4213562373095px, yellow 282.842712474619px);}<\/style>\n<h3>\u4e00\u3001\u95ee\u9898\u6ca1\u6709\u60f3\u5f97\u90a3\u4e48\u7b80\u5355<\/h3>\n<p>\u63d0\u95ee\uff0c\u4f7f\u7528CSS3 gradient\u6e10\u53d8\uff0c\u5728\u4e00\u4e2a<code>400*300<\/code>\u7684<code>div<\/code>\u5c42\u4e0a\u5b9e\u73b0\u4e00\u4e2a<code>(100px, 100px)<\/code>\u5230<code>(200px, 200px)<\/code>\u7531\u7ea2\u5230\u9ec4\u7684\u659c\u5411\u7ebf\u6027\u6e10\u53d8\uff0c\u8be5\u5982\u4f55\u5b9e\u73b0\uff1f<\/p>\n<p><span class=\"s\">\/\/zxx: \u8fd9\u91cc\u7684\u8ba8\u8bbaCSS3\u6e10\u53d8\u90fd\u662f\u57fa\u4e8e\u65b0\u5f0f\u89c4\u8303\u5199\u6cd5\uff0c\u4e14\u5ffd\u7565\u79c1\u6709\u524d\u7f00<span class=\"hidden\">\uff1b\u672c\u6587\u4f7f\u7528\u4e86\u81ea\u5b9a\u4e49CSS\uff0c\u56e0\u6b64\uff0cRSS\u9605\u8bfb\u5668\u6216\u8005\u5176\u4ed6\u8f6c\u8f7d\u7f51\u7ad9\u65e0\u6548\u679c\uff0c\u8bf7\u79fb\u6b65<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=3639\">\u539f\u51fa\u5904<\/a>\u8bbf\u95ee\u6709\u4e0a\u4f73\u4f53\u9a8c<\/span><\/span><\/p>\n<p>\u6211\u4eec\u53ef\u80fd\u77e5\u9053\u6c34\u5e73\u6e10\u53d8\u7684\u5b9e\u73b0\uff0c\u7c7b\u4f3c\u8fd9\u6837\uff1a<\/p>\n<pre>background-image:linear-gradient(left, red 100px, yellow 200px);<\/pre>\n<p>\u6548\u679c\u53ef\u80fd\u8fd1\u4f3c\u8fd9\u6837\uff1a<\/p>\n<div class=\"grad_test_box grad_test_1\"><\/div>\n<p>\u5f88\u81ea\u7136\u7684\uff0c\u90a3\u4ece<code>(100px, 100px)<\/code>\u5230<code>(200px, 200px)<\/code>\u5e94\u8be5\u5c31\u662f\u4ece\u5de6\u4e0a\u89d2\u5f00\u59cb\uff0c\u5e94\u8be5\u662f\u8fd9\u6837\u5b50\uff1a<\/p>\n<pre>background-image:linear-gradient(left top, red 100px, yellow 200px);<\/pre>\n<p>\u6548\u679c\u53ef\u80fd\u8fd1\u4f3c\u8fd9\u6837\uff1a<\/p>\n<div class=\"grad_test_box grad_test_2\"><\/div>\n<p>\u54c7\u54e6\uff0c\u5e05\u6c14\uff0c\u6069\uff0c\u5e94\u8be5\u5c31\u662f\u6211\u4eec\u60f3\u8981\u7684\u6548\u679c\u4e86\uff01\u2014\u2014<\/p>\n<p>\u8fd9\u663e\u7136\u662f\u4e0d\u53ef\u80fd\u7684\uff0c\u5982\u679c\u771f\u8fd9\u4e48\u7b80\u5355\uff0c\u6211\u4e5f\u4e0d\u4f1a\u62ff\u51fa\u6765\u8bf4\u4e86~<\/p>\n<p>\u6211\u4eec\u6253\u5f00Photoshop\u7b49\u7ed8\u56fe\u8f6f\u4ef6\uff0c\u753b\u4e00\u4e2a\u7b26\u5408\u4e0a\u9762\u8981\u6c42\u7684\u6e10\u53d8\uff0c\u770b\u770b\u6548\u679c\u662f\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-05_231823.png\" width=\"411\" height=\"313\" alt=\"photoshop\u4f5c\u56fe\" class=\"alignnone\" \/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-05_231904.png\" width=\"400\" height=\"300\" alt=\"\u4f5c\u56fe\u7684\u6548\u679c \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" \/><\/p>\n<p>\u4e0e\u4e0a\u9762\u7684CSS\u5b9e\u73b0\u5bf9\u6bd4\u4e00\u4e0b\uff1a<\/p>\n<div class=\"grad_test_box grad_test_2\"><\/div>\n<p>\u7ea2\u8272\u533a\u57df\u5927\u5c0f\u660e\u663e\u5dee\u5f88\u591a\uff0c\u600e\u4e48\u56de\u4e8b\uff1f<\/p>\n<p>\u6211\u53ea\u80fd\u544a\u8bc9\u4f60\uff0c\u4e8b\u60c5\u8fdc\u6ca1\u6709\u4f60\u60f3\u7684\u90a3\u4e48\u7b80\u5355\uff01<\/p>\n<h3>\u4e8c\u3001\u52a8\u7528\u61d2\u60f0\u7684\u6162\u601d\u7ef4\uff0c\u4ece\u5934\u5f00\u59cb<\/h3>\n<p>\u6211\u4eec\u9047\u5230\u95ee\u9898\uff0c\u5982\u679c\u7b2c\u4e00\u53cd\u5e94\u662f\u6c42\u52a9\u522b\u4eba\uff0cget\u7684\u662f\u8868\u5c42\u7684\u4e1c\u897f\uff1b\u5982\u679c\u81ea\u5df1\u6df1\u5165\u5206\u6790\uff0cget\u7684\u5f80\u5f80\u662f\u5b9e\u5728\u7684\u4e1c\u897f\u3002\u7b2c\u4e00\u79cd\u4eba\u770b\u4f3c\u597d\u5b66\uff0c\u5b9e\u9645\u662f\u4e2a\u61d2\u60f0\u7684\u4eba\uff0c\u52e4\u5feb\u5730\u4f7f\u7528\u8f7b\u677e\u3001\u8017\u8d39\u7cbe\u529b\u8f83\u5c11\u7684\u5feb\u601d\u7ef4\uff0c\u8fd9\u79cd\u4eba\u9002\u5408\u505a\u9500\u552e\u3001\u516c\u5173\uff0c\u5e76\u4e0d\u9002\u5408\u505a\u6280\u672f\uff1b\u4f46\u5e76\u4e0d\u8868\u793a\u4ed6\u8d5a\u7684\u7968\u5b50\u4f1a\u5c11\u3002<\/p>\n<p>\u9898\u5916\u8bdd\u70b9\u5230\u4e3a\u6b62\u3002\u6df1\u5438\u4e00\u53e3\u6c14\uff0c\u6765\uff0c\u5438\u2026\u2026\u2026\u2026\u597d\uff0c\u73b0\u5728\u6211\u4eec\u91cd\u65b0\u5ba1\u89c6CSS3 gradient\u7ebf\u6027\u6e10\u53d8\u7684\u6807\u51c6\u5199\u6cd5\uff08\u56e0webkit\u4e0d\u652f\u6301\uff0c\u8fd9\u91cc\u7701\u7565\u4e86<code>to<\/code>\uff09\uff1a<\/p>\n<pre>background-image: linear-gradient(  [ &lt;angle&gt; | &lt;side-or-corner&gt; ,]? &lt;color-stop&gt; [, &lt;color-stop&gt;]+ );<\/pre>\n<p>\u4e0a\u9762\u8fd9\u79cdCSS\u8bed\u6cd5\u6211\u4eec\u7ecf\u5e38\u89c1\u5230\uff0c\u53ef\u80fd\u6709\u4eba\u770b\u4e0d\u61c2\u5177\u4f53\u7684\u610f\u601d\uff0c\u5176\u5b9e\u4e0a\u9762\u7684\u4e9b\u7b26\u53f7\u542b\u4e49\u4e0e\u6b63\u5219\u8868\u8fbe\u5f0f\u6709\u5f88\u591a\u4e00\u81f4\u4e4b\u5904\uff1a<\/p>\n<ul>\n<li><code>[]<\/code>\u5728\u6b63\u5219\u4e2d\u8868\u793a\u4e00\u4e2a\u5b57\u7b26\u7c7b\uff0c\u8fd9\u91cc\uff0c\u4f60\u53ef\u4ee5\u7406\u89e3\u4e3a\u4e00\u4e2a\u5c0f\u5355\u5143\u3002<\/li>\n<li><code>|<\/code>\u8868\u793a\u5019\u9009\u3002\u4e5f\u5c31\u662f\u201c\u6216\u8005\u201d\u7684\u610f\u601d\uff0c\u8981\u4e48\u524d\u9762\u7684\uff0c\u8981\u4e48\u5c31\u540e\u9762\u7684\u3002<\/li>\n<li><code>?<\/code>\u4e3a\u91cf\u8bcd\uff0c\u8868\u793a<code>0<\/code>\u4e2a\u6216<code>1<\/code>\u4e2a\uff0c\u8a00\u5916\u4e4b\u610f\u5c31\u662f\uff0c\u4f60\u53ef\u4ee5\u4e0d\u6307\u5b9a\u65b9\u5411\uff0c\u76f4\u63a5\u6e10\u53d8\u8272\u8d70\u8d77\u3002\u4f8b\u5982\uff1a\n<pre>background:linear-gradient(red, yellow);<\/pre>\n<p>\u5c31\u662f\u4ece\u4e0a\u5f80\u4e0b\u7684\u7ea2\u9ec4\u6761\u7eb9\u6548\u679c\u3002<\/li>\n<li><code>+<\/code>\u4e5f\u662f\u91cf\u8bcd\uff0c\u8868\u793a<code>1<\/code>\u4e2a\u6216\u8005\u66f4\u591a\u4e2a\u3002\u56e0\u6b64\uff0c\u7ec8\u6b62\u989c\u8272\u662f\u4e0d\u53ef\u7f3a\u5c11\u7684\u3002\u4f8b\u5982\uff1a<code>linear-gradient(red)<\/code>\u662f\u9171\u6cb9\u547d\uff0c\u767d\u677f\u3002<\/li>\n<li><code>&lt;&gt;<\/code>\u4e2d\u7684\u662f\u5173\u952e\u5b57\uff0c\u4e3b\u8981\u662f\u8ba9\u5f00\u53d1\u4eba\u5458\u77e5\u9053\u8fd9\u91cc\u5e94\u8be5\u653e\u4e9b\u4ec0\u4e48\u5185\u5bb9\u3002<\/li>\n<\/ul>\n<p><strong>\u7ebf\u6027\u6e10\u53d8\u5173\u952e\u5b57<\/strong><br \/>\n<strong>1. angle<\/strong><br \/>\n<code>angle<\/code>\u8868\u793a\u6e10\u53d8\u7684\u89d2\u5ea6\uff0c\u7136\u800c\uff0c\u8fd9\u4e2a\u89d2\u5ea6\u53d8\u5316\u5343\u4e07\u4e0d\u80fd\u60f3\u5f53\u7136\u7406\u89e3\uff0c\u4e3e\u4e2a\u4f8b\u5b50\uff1a<br \/>\n\u5982\u679c<code>angle<\/code>\u662f<code>45deg<\/code>, \u8fd8\u662f\u7531\u7ea2\u5230\u9ec4\u7684\u6e10\u53d8\uff0c\u4e0b\u9762\u90a3\u4e2a\u56fe\u662f\u6b63\u786e\u7684\u8868\u73b0\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/45deg-a-or-b.png\" width=\"500\" height=\"300\" alt=\"\u6e10\u53d8\u89d2\u5ea6\u4e0e\u5448\u73b0\" class=\"alignnone\" \/><\/p>\n<p>\u662f<code>A<\/code>\u5462\u8fd8\u662f<code>B<\/code>\u5462\u8fd8\u662f<code>C<\/code>\u5462\u8fd8\u662f<code>D<\/code>\u5462\uff1f<\/p>\n<p>\u8fd9\u4e2a\u8981\u6bd4\u5973\u53cb\u62ff\u7740\u56db\u4ef6\u8863\u670d\u8ba9\u4f60\u8bf4\u54ea\u4e2a\u597d\u770b\u8981\u7b80\u5355\u5427\u3002<\/p>\n<p>5\u79d2\u949f\u5012\u8ba1\u65f6\uff0c5, 4, 3, 2, 1, \u2026\u2026<\/p>\n<p>\u597d\u4e86\uff0c\u7b54\u6848\u662f\uff1a<strong style=\"color:#cd0000;\">C<\/strong><\/p>\n<p>\u4eb2\u7231\u7684\u670b\u53cb\uff0c\u56de\u7b54\u6b63\u786e\u4e86\u6728\u6709\uff1f<\/p>\n<p>\u6211\u4fdd\u8bc1\uff0c\u5f88\u591a\u4eba\u90fd\u56de\u7b54\u9519\u4e86\uff08\u5305\u62ec\u6211\u81ea\u5df1\uff09\uff0c\u4e3a\u4ec0\u4e48\u4f1a\u72af\u9519\uff1f\u539f\u56e0\u5f88\u7b80\u5355\uff0c\u201c\u719f\u6089\u611f\u6548\u5e94\u201d\u3002<\/p>\n<blockquote><p>\u60f3\u8ba9\u4eba\u4eec\u76f8\u4fe1\u8c2c\u8bef\u6709\u4e2a\u53ef\u9760\u7684\u65b9\u6cd5\uff0c\u90a3\u5c31\u662f\u4e0d\u65ad\u91cd\u590d\uff0c\u56e0\u4e3a\u4eba\u4eec\u5f88\u96be\u5bf9\u719f\u6089\u611f\u548c\u771f\u76f8\u52a0\u4ee5\u533a\u522b\u3002\u2014\u2014\u4e39\u5c3c\u5c14\u00b7\u5361\u5c3c\u66fc<\/p><\/blockquote>\n<p>\u6211\u4eec\uff0c\u8b6c\u5982\u6211\uff0c\u975e\u5e38\u591a\u6b21\u5730\u63a5\u89e6CSS3 <code>transform<\/code>\u4e2d\u7684\u65cb\u8f6c\uff0c<code>rotate(45deg)<\/code>\u6548\u679c\u5c31\u662f\u5143\u7d20\u9ed8\u8ba4\u6001\u987a\u65f6\u9488\u65cb\u8f6c<code>45\u00b0<\/code>\uff1b\u4e8e\u662f\uff0c\u8fd9\u79cd\u719f\u6089\u611f\u4f1a\u8ba9\u6211\u4eec\u89c9\u5f97\u6e10\u53d8\u7684\u65cb\u8f6c\u4e5f\u5e94\u8be5\u5982\u6b64\u3002\u9ed8\u8ba4\u6e10\u53d8\u4ece\u4e0a\u5230\u4e0b\uff0c\u90a3\u4e48\u65cb\u8f6c<code>45\u00b0<\/code>\u5e94\u8be5\u662f<code>D<\/code>\u554a\uff08\u53c2\u89c1\u4e0bgif\u793a\u610f\uff09\uff0c\u600e\u4e48\u4f1a\u662f<code>C<\/code>\u5462\uff1f<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/45deg-rotate.gif\" width=\"200\" height=\"200\" alt=\"\u65cb\u8f6c45\u5ea6\u7684\u6548\u679c \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" \/><\/p>\n<p>photoshop\u4e0eCSS3\u8d70\u5f97\u8d8a\u6765\u8d8a\u8fd1\u4e86\uff0c\u6211\u4eec\u53ef\u4ee5\u4ecephotoshop\u4e2d\u627e\u5230\u7b54\u6848\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-06_190049.png\" width=\"593\" height=\"395\" alt=\"45\u5ea6\u6e10\u53d8\u5728photoshop\u4e2d\u7684\u6548\u679c\" class=\"alignnone\" \/><\/p>\n<p>\u4ece\u4e0a\u56fe\u90a3\u4e2a\u5708\u4e2d\u7684\u5706\u73af\u53ef\u4ee5\u770b\u51fa\uff0c\u6e10\u53d8\u7684\u89d2\u5ea6\u4e0e\u65cb\u8f6c\u7684\u90a3\u4e2a\u89d2\u5ea6\u5b8c\u5168\u4e0d\u662f\u4e00\u56de\u4e8b\u3002\u7ebf\u6027\u6e10\u53d8\u7684\u8fd9\u4e2a\u89d2\u5ea6\u4e3a\u5706\u5fc3\u4e3a\u8d77\u70b9\u7684\u53d1\u6563\u65b9\u5411\u3002\u5927\u56fe\u793a\u610f\u5c31\u662f\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-06_190718.png\" width=\"487\" height=\"487\" alt=\"\u6e10\u53d8\u65b9\u5411\u4e0e\u89d2\u5ea6\u7684\u5173\u7cfb \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" \/><\/p>\n<p><strong>2. side-or-corner<\/strong><br \/>\n<code>side-or-corner<\/code>\u4e2d\u6587\u610f\u601d\u5c31\u662f\u201c\u8fb9\u6216\u89d2\u201d\uff0c\u53ef\u9009\u503c\u6709\uff1a<\/p>\n<pre>[left | right] || [top | bottom]<\/pre>\n<p>\u8868\u793a\uff0c\u4f60\u53ef\u4ee5\u6709\u5982\u4e0b\u7684\u5199\u6cd5\u6216\u7ec4\u5408\uff1a<br \/>\n<code>left<\/code>, <code>right<\/code>, <code>top<\/code>, <code>bottom<\/code>, <code>left top<\/code>, <code>left bottom<\/code>, <code>right top<\/code>, <code>right bottom<\/code>. \u5206\u522b\u8868\u793a\uff0c\u4ece\u5de6\u5f80\u53f3\uff0c\u4ece\u53f3\u5f80\u5de6\uff0c\u4ece\u4e0a\u5f80\u4e0b\uff0c\u4ece\u4e0b\u5f80\u4e0a\uff0c\u4ece\u5de6\u4e0a\u5f80\u53f3\u4e0b\uff0c\u4ece\u2026\u2026\uff08\u90fd\u61c2\u7684\uff0c\u4e0d\u5168\u5199\u4e86\uff09<\/p>\n<p>\u5176\u4e2d\u7684<code>left top<\/code>(\u4ece\u5de6\u4e0a\u5f80\u53f3\u4e0b)\u6b63\u597d\u6211\u4eec\u4e00\u5f00\u59cb\u7684\u4f8b\u5b50\u4f7f\u7528\u4e86\uff0c\u73b0\u5728\u770b\u770b\uff0c\u7a0d\u5fae\u60f3\u60f3\uff0c\u5c31\u77e5\u9053\u6211\u4eec\u4f7f\u7528\u9519\u4e86\uff01<\/p>\n<p>\u663e\u7136\uff0c\u4ece<code>(100,100)<\/code>\u5230<code>(300,300)<\/code>\u662f\u4e2a45\u5ea6\u500d\u6570\u89d2\uff1b\u800c<code>left top<\/code>\u7684\u89d2\u5ea6\u662f\u76f4\u5954\u53f3\u4e0b\u89d2\u7684\uff0c\u800c\u5bb9\u5668\u662f<code>400*300<\/code>\uff0c\u663e\u7136\uff0c\u4e0d\u662f45\u5ea6\u500d\u6570\u89d2\u3002\u6839\u636e\u6211\u4eec\u4e0a\u9762\u5bf9<code>angle<\/code>\u7684\u8ba4\u8bc6\uff0c\u89d2\u5ea6\u5e94\u8be5\u662f<code>-45\u00b0<\/code>\uff0c<code>-45\u00b0<\/code>\u4e3a\u5706\u5fc3\u7f51\u53f3\u4e0b\u65b9\u5411<code>45<\/code>\u5ea6\u7684\u4e00\u6761\u7ebf\uff0c\u6b63\u597d\u7b26\u5408\u4ece<code>(100,100)<\/code>\u5230<code>(300,300)<\/code>\u7684\u65b9\u5411\uff01<\/p>\n<p><strong>3. color-stop<\/strong><br \/>\n\u6e10\u53d8\u5173\u952e\u989c\u8272\u7ed3\u70b9\uff0c\u8bed\u6cd5\u4e3a\uff1a<\/p>\n<pre>&lt;color&gt; [ &lt;percentage&gt; | &lt;length&gt; ]<\/pre>\n<p>\u4e2d\u6587\u89e3\u91ca\u5c31\u662f\uff0c\u989c\u8272\u503c+\u7a7a\u683c+\u767e\u5206\u6bd4\u6216\u957f\u5ea6\u503c\u3002\u4f8b\u5982<code>red 100px<\/code>. \u8bb0\u4f4f\uff0c\u8fd9\u91cc\u7684\u989c\u8272\u503c\u53ea\u80fd\u4e00\u4e2a\uff0c\u56e0\u6b64\uff0c <code>red 100px 100px<\/code>\u662f\u5b8c\u5168\u9519\u8bef\u6ef4\uff01<\/p>\n<p>OK\uff0c\u73b0\u5728\u6211\u4eec\u5b9a\u4e49\u91cd\u65b0\u68b3\u7406\u4e86\u4e00\u904d\uff0c\u73b0\u5728\u5b9e\u73b0\u4e00\u5f00\u59cb\u7684\u6e10\u53d8\u6548\u679c\u5e94\u8be5OK\u4e86\u5427\uff0c\u8bd5\u8bd5\u5457~<\/p>\n<p>\u5982\u4e0bCSS\uff1a<\/p>\n<pre>{background-image:linear-gradient(-45deg, red 100px, yellow 200px);}<\/pre>\n<p>\u5982\u4e0b\u6548\u679c\uff1a<\/p>\n<div class=\"grad_test_box grad_test_3\"><\/div>\n<p>\u8089\u773c\u770b\u4e0a\u53bb\u597d\u50cf\u90a3\u4e48\u56de\u4e8b\uff0c\u6211\u4eec\u6765\u5bf9\u6bd4\u4e0bphotoshop\u4e2d\u7684\u6b63\u786e\u5b9e\u73b0\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-05_231904.png\" width=\"400\" height=\"300\" alt=\"\u4f5c\u56fe\u7684\u6548\u679c \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" \/><\/p>\n<p>\u989d~ <img decoding=\"async\" src=\"https:\/\/mat1.gtimg.com\/www\/mb\/images\/face\/10.gif\" align=\"absmiddle\"> \u8c8c\u4f3c\u8fd8\u662f\u4e0d\u5bf9\u554a\uff0c\u800c\u4e14\u5dee\u5f97\u66f4\u8fdc\u4e86\uff0c\u600e\u4e48\u56de\u4e8b\uff1f\uff1f\uff1f<\/p>\n<p>\u6211\u53ea\u80fd\u544a\u8bc9\u4f60\uff0c\u4e8b\u60c5\u8fdc\u6ca1\u6709\u4f60\u60f3\u7684\u90a3\u4e48\u7b80\u5355\uff01<\/p>\n<h3>\u4e09\u3001\u6df1\u5165\u7406\u89e3\u7ebf\u6027\u6e10\u53d8\u7684\u89d2\u5ea6\u5750\u6807<\/h3>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u6211\u4eec\u7a0d\u5fae\u4fee\u6539\u4e0b\uff0c\u52a0\u4e0a<code>-webkit<\/code>\u524d\u7f00\u4ee5\u53ca<code>-moz<\/code>\u524d\u7f00\u770b\u770b\uff1a<\/p>\n<pre>{background-image:-webkit-linear-gradient(-45deg, red 100px, yellow 200px);}<\/pre>\n<p>\u5982\u4e0b\u6548\u679c\uff08\u975ewebkit\u5185\u6838\u622a\u56fe\uff09\uff1a<\/p>\n<div class=\"grad_test_box grad_test_4\"><\/div>\n<p>\u54ce\u5440\uff0c\u8c8c\u4f3c\u89d2\u5ea6\u5bf9\u4e86\u561b\uff01\u548b\u56de\u4e8b\u3002<\/p>\n<p>\u8fd9\u662fChrome\u6d4f\u89c8\u5668\u4e0b\u7684\u4e00\u4e2a\u5947\u8469\u95ee\u9898\uff0c\u6700\u8fd1\uff0cChrome\u6d4f\u89c8\u5668\u5df2\u7ecf\u53bb\u6389\u4e86CSS3\u6e10\u53d8\u7684\u79c1\u6709\u524d\u7f00\uff0c\u4f46\u662f\uff0c\u5176\u4e2d\u7684\u89e3\u6790\u4e5f\u6709\u4e86\u5199\u53d8\u5316\uff1a<\/p>\n<pre>background-image:-webkit-linear-gradient(-45deg, red, yellow)<\/pre>\n<p>\u4e0e<\/p>\n<pre>background-image:linear-gradient(-45deg, red, yellow)<\/pre>\n<p>\u5728Chrome\u6d4f\u89c8\u5668\u4e0b\u7684\u6e10\u53d8\u65b9\u5411\u5c45\u7136\u662f\u76f8\u53cd\u7684\uff01<code>45deg<\/code>\u662f\u6b63\u5e38\u7684\u3002<\/p>\n<p>Firefox\u6d4f\u89c8\u5668\u4e0b\u4e5f\u662f\u5982\u6b64\uff0c\u6709\u524d\u7f00\u548c\u6ca1\u6709\u524d\u7f00\u65b9\u5411\u76f8\u53cd\uff01\u548b\u56de\u4e8b\uff1f<\/p>\n<p>\u539f\u56e0\u5f88\u7b80\u5355\uff0cCSS3\u76ee\u524d\u8fd8\u662f\u8349\u6848\u9636\u6bb5\uff01<\/p>\n<p>\u4ece\u6d4f\u89c8\u5668\u53bb\u6389\u524d\u7f00\u524d\u540e\u7684\u53d8\u5316\u53ef\u4ee5\u63a8\u6d4b\uff0c\u4e4b\u524d\uff0cW3C\u7684\u6e10\u53d8\u5750\u6807\u662f\u4e0ephotoshop\u4e2d\u4e00\u81f4\u7684\uff0c\u4f46\u662f\uff0c\u540e\u6765\uff0c\u7531\u4e8e\u67d0\u4e9b\u539f\u56e0\uff0c\u4fee\u6539\u4e86\u3002<\/p>\n<p>\u81f3\u4e8e\u4ec0\u4e48\u539f\u56e0\uff0c\u6839\u636e\u6211\u8349\u8349\u7684\u67e5\u627e\uff0c\u53ef\u80fd\u4e0e\u4e0b\u9762\u51e0\u4e2a\u5173\u952e\u5b57\u4e4b\u4e00\u6709\u8054\u7cfb\uff1a<code>animation\/transition<\/code>\u52a8\u753b\u3001<code>write-mode<\/code>\u4e66\u5199\u65b9\u5411\u3001<code>flex box<\/code>\u6a21\u578b\u3001\u4ee5\u53ca<code>radial-gradient<\/code>\u6e10\u53d8\u7b49\u3002<\/p>\n<p>\u76ee\u524d\u7684<a href=\"https:\/\/dev.w3.org\/csswg\/css-images-3\/#linear-gradients\">\u89c4\u8303<\/a>\u662f\u8fd9\u4e48\u8bf4\u7684\uff1a<\/p>\n<blockquote><p><strong>using angles<\/strong><br \/>\n  For the purpose of this argument, \u20180deg\u2019 points upward, and positive angles represent clockwise rotation, so \u201890deg\u2019 point toward the right.<\/p><\/blockquote>\n<p>\u4e5f\u5c31\u662f\uff1a<\/p>\n<blockquote><p><strong>\u4f7f\u7528angles<\/strong><br \/>\n\u53c2\u6570\u91ca\u4e49\u5982\u4e0b\uff0c\u20180deg\u2019\u6307\u5411\u4e0a\u9762\uff0c\u540c\u65f6\u6b63\u89d2\u5ea6\u987a\u65f6\u9488\u65cb\u8f6c\uff0c\u56e0\u6b64\u201890deg\u2019\u6307\u5411\u53f3\u8fb9\u3002<\/p><\/blockquote>\n<p>\u6211\u4eec\u753b\u4e00\u4e0b\u5c31\u662f\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/gradient-rotate.png\" width=\"400\" height=\"400\" alt=\"css3\u7ebf\u6027\u6e10\u53d8\u73b0\u5728\u7684\u5750\u6807\u7cfb\" class=\"alignnone\" \/><\/p>\n<p>\u53ef\u89c1\uff0c\u76ee\u524d\uff0c\u89c4\u8303\u7684\u6e10\u53d8\u5750\u6807\u7cfb\u4e0ephotoshop\u662f\u6709\u5dee\u5f02\u7684\u3002<\/p>\n<p>\u540c\u65f6\uff0c\u4e5f\u544a\u8beb\u6211\u4eec\uff0c\u79c1\u6709\u524d\u7f00\u53ef\u4e0d\u80fd\u4e71\u7528\u54e6\uff01<\/p>\n<p>\u9762\u5411\u672a\u6765\uff0c\u663e\u7136\u6211\u4eec\u90fd\u8981\u8ddf\u7740\u89c4\u8303\u8d70\uff0c\u4e8e\u662f\u6709CSS\uff1a<\/p>\n<pre>{background-image:linear-gradient(135deg, red 100px, yellow 200px);}<\/pre>\n<p>\u6548\u679c\u4e3a\uff1a<\/p>\n<div class=\"grad_test_box grad_test_5\"><\/div>\n<p>\u4e0ePS\u56fe\u6bd4\u4e00\u4e0b\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-05_231904.png\" width=\"400\" height=\"300\" alt=\"\u4f5c\u56fe\u7684\u6548\u679c \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" \/><\/p>\n<p>\u6211\u53bb~\u600e\u4e48\u8fd8\u662f\u6709\u51fa\u5165\u554a\uff1f\u2014\u2014\u7ea2\u8272\u533a\u57df\u5927\u5c0f\u660e\u663e\u4e0d\u4e00\u6837\u561b\uff01<\/p>\n<p>\u6211\u53ea\u80fd\u544a\u8bc9\u4f60\uff0c\u4e8b\u60c5\u8fdc\u6ca1\u6709\u4f60\u60f3\u7684\u90a3\u4e48\u7b80\u5355\uff01<\/p>\n<h3>\u56db\u3001\u6df1\u5165\u7406\u89e3\u89d2\u5ea6\u5750\u6807\u4e0e\u4f4d\u7f6e\u5173\u7cfb<\/h3>\n<p>\u5bf9\u4e8e\u659c\u5411\u7ebf\u6027\u6e10\u53d8\uff0c\u70b9\u5230\u70b9\u7684\u6e10\u53d8\u53ef\u4e0d\u662f\u76f4\u63a5\u628a\u70b9\u7684\u6a2a\u5750\u6807\u653e\u4e0a\u53bb\u5c31\u53ef\u4ee5\u7684\u3002\u56e0\u4e3a\u5f53\u6e10\u53d8\u503e\u659c\u7684\u65f6\u5019\uff0c\u6e10\u53d8\u7684\u8d77\u6b62\u70b9\u7684\u5750\u6807\u4e5f\u53d1\u751f\u53d8\u5316\u4e86\u3002\u4e0b\u56fe\u662f\u5b98\u65b9\u89c4\u8303\u7684\u4e00\u5f20\u793a\u610f\u56fe\uff0c\u6f14\u793a\u7684\u662f<code>45deg<\/code>\u6e10\u53d8\u7684\u8d77\u6b62\u70b9\u4ee5\u53ca\u65b9\u5411\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/gradient-diagram.png\" width=\"454\" height=\"455\" alt=\"45deg\u6e10\u53d8\u793a\u610f\u56fe\" class=\"alignnone\" \/><\/p>\n<p>\u8bb0\u4f4f\u4e00\u4e2a\u5173\u952e\u70b9\uff0c\u6e10\u53d8\u7684\u8d77\u70b9\u548c\u7ec8\u70b9\uff08\u9ed8\u8ba4\uff09\u5728\u8fc7\u4e2d\u5fc3\u7684\u6e10\u53d8\u7ebf\u7684\u5782\u76f4\u7ebf\u4e0a\uff0c\u4e8e\u662f\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u786e\u5b9a\u8d77\u70b9\u4e0e\u7ec8\u70b9\u7684\u4f4d\u7f6e\u4e86\u3002\u6309\u7167\u8fd9\u4e2a\u7406\u89e3\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u753b\u51fa<code>400*300<\/code> <code>div<\/code>\u4e0a<code>135deg<\/code>\u8d77\u59cb\u70b9\u5728\u54ea\u91cc\uff0c\u7136\u540e\u518d\u786e\u5b9a<code>(100,100)<\/code>\u548c<code>(200,200)<\/code>\u7684\u4f4d\u7f6e\u5c31\u8f7b\u677e\u591a\u4e86\u3002<\/p>\n<p>\u5982\u4e0b\u793a\u610f\u56fe\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/100-300-what-mean.png\" width=\"580\" height=\"420\" alt=\"100,100\u5230200,200\u6e10\u53d8\u4f4d\u7f6e\u793a\u610f\u56fe\" class=\"alignnone\" \/><\/p>\n<p>\u4e00\u56fe\u9876\u524d\u8a00\uff0c\u53cd\u6b63\u4e0a\u9762\u8fd9\u5f20\u56fe\u6211\u662f\u770b\u61c2\u4e86\u3002\u4e8e\u662f\uff0c\u6211\u4eec\u7684\u5750\u6807\u8d77\u6b62\u70b9\u503c\u5176\u5b9e\u5c31\u53d8\u6210\u4e86\uff0c\u9ed1\u8272\u62ec\u5f27\u7684\u957f\u5ea6\u4ee5\u53ca\u7d2b\u8272\u62ec\u5f27\u7684\u957f\u5ea6\u503c\u5206\u522b\u591a\u5c11\uff01<\/p>\n<p>\u867d\u7136\u5f88\u591a\u4eba\u4e0d\u559c\u6b22\u6570\u5b66\uff0c\u4f46\u662f\u51e0\u4f55\u5e94\u8be5\u90fd\u8fd8\u4e0d\u9519\uff0c\u6211\u4eec\u6765\u4e00\u8d77\u7b97\u4e00\u4e0b\u2026\u2026<\/p>\n<p><span class=\"s\">\/\/zxx: \u957f\u5ea6\u8ba1\u7b97\u4e2d\u2026\u2026<\/span><\/p>\n<p>\u7ed3\u679c\u4e3a\uff0c\u8d77\u70b9\uff1a<\/p>\n<pre>100 * Math.sqrt(2) = 141.4213562373095;<\/pre>\n<p>\u7ec8\u70b9\u4e3a\uff1a<\/p>\n<pre>200 * Math.sqrt(2) = 282.842712474619;<\/pre>\n<p>CSS\u7528\u4e0a\uff1a<\/p>\n<pre>background-image:linear-gradient(135deg, red 141.4213562373095px, yellow 282.842712474619px);<\/pre>\n<p>\u6548\u679c\uff1a<\/p>\n<div class=\"grad_test_box grad_test_6\"><\/div>\n<p>\u4e0ePS\u7684\u6548\u679c\u6bd4\u5bf9\u4e0b\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/201309\/2013-09-05_231904.png\" width=\"400\" height=\"300\" alt=\"\u4f5c\u56fe\u7684\u6548\u679c \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" \/><\/p>\n<p>\u54c7\u54e6\uff0c\u4e00\u6837\u4e86\u5509\uff01\u9f13\u638c\uff01<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202004\/guzhang.gif\" width=\"250\" height=\"208\" alt=\"\u9f13\u638c\" class=\"alignnone\" \/><\/p>\n<h3>\u4e94\u3001\u7ed3\u675f\u8bed<\/h3>\n<p>\u597d\u597d\u5b66\u4e60\uff0c\u5929\u5929\u5411\u4e0a\uff01<\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u4f1a\u7ecf\u5e38\u66f4\u65b0\u77e5\u8bc6\u70b9\u4ee5\u53ca\u4fee\u6b63\u4e00\u4e9b\u9519\u8bef\uff0c\u56e0\u6b64\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u51fa\u5904\uff0c\u65b9\u4fbf\u6eaf\u6e90\uff0c\u907f\u514d\u9648\u65e7\u9519\u8bef\u77e5\u8bc6\u7684\u8bef\u5bfc\uff0c\u540c\u65f6\u6709\u66f4\u597d\u7684\u9605\u8bfb\u4f53\u9a8c\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=3639\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=3639<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CSS3\u659c\u5411\u6e10\u53d8\uff0c\u770b\u4e0a\u53bb\u597d\u50cf\u633a\u7b80\u5355\u3002\u5b9e\u9645\u4e0a\uff0c\u5176\u8fdc\u6ca1\u6709\u4f60\u60f3\u5f97\u90a3\u4e48\u7b80\u5355\u3002\u672c\u6587\u5c31\u5c06\u9010\u6b65\u63ed\u5f00\u5176\u4e00\u4e9b\u590d\u6742\u3001\u7279\u610f\u7684\u5730\u65b9\u3002\u907f\u514d\u60a8\u5728\u65e5\u540e\u7684\u4f7f\u7528\u4e2d\u6389\u8fdb\u5751\u91cc\u3002<br \/>\n\u5f88\u591a\u81ea\u5df1\u5236\u4f5c\u6f14\u793a\u56fe\uff0c\u5e0c\u671b\u672c\u6587\u7684\u5185\u5bb9\u80fd\u591f\u5bf9\u60a8\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[177,1596,1271,364,1180,379,472,189],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/3639"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=3639"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/3639\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=3639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=3639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=3639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}