{"id":1851,"date":"2025-02-21T23:15:34","date_gmt":"2025-02-21T15:15:34","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=1851"},"modified":"2025-02-21T23:15:34","modified_gmt":"2025-02-21T15:15:34","slug":"css3-%e6%a1%86%e5%a4%a7%e5%b0%8f","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/02\/21\/css3-%e6%a1%86%e5%a4%a7%e5%b0%8f\/","title":{"rendered":"CSS3 \u6846\u5927\u5c0f"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728 CSS3 \u4e2d\uff0c\u8bbe\u7f6e\u5143\u7d20\u7684\u6846\u5927\u5c0f\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u65b9\u9762\uff0c\u6d89\u53ca\u5230\u5143\u7d20\u7684\u5bbd\u5ea6\u3001\u9ad8\u5ea6\u3001\u8fb9\u8ddd\u3001\u586b\u5145\u548c\u8fb9\u6846\u7b49\u5c5e\u6027\u3002\u638c\u63e1\u8fd9\u4e9b\u5c5e\u6027\u80fd\u591f\u5e2e\u52a9\u4f60\u7cbe\u786e\u63a7\u5236\u9875\u9762\u5e03\u5c40\u548c\u5143\u7d20\u7684\u663e\u793a\u6548\u679c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>\u5bbd\u5ea6\u548c\u9ad8\u5ea6 (width, height)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>width<\/code> \u548c <code>height<\/code> \u5c5e\u6027\u7528\u4e8e\u8bbe\u7f6e\u5143\u7d20\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u3002\u8fd9\u4e9b\u5c5e\u6027\u901a\u5e38\u7528\u4e8e\u5757\u7ea7\u5143\u7d20\u3001\u56fe\u7247\u3001\u5bb9\u5668\u7b49\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u8bbe\u7f6e\u5bbd\u5ea6\u548c\u9ad8\u5ea6<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: 300px;\n  height: 200px;\n  background-color: #3498db;\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>\u76d2\u6a21\u578b (Box Model)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CSS \u76d2\u6a21\u578b\u662f\u7f51\u9875\u5e03\u5c40\u4e2d\u7684\u4e00\u4e2a\u91cd\u8981\u6982\u5ff5\u3002\u6bcf\u4e2a\u5143\u7d20\u53ef\u4ee5\u770b\u4f5c\u4e00\u4e2a\u77e9\u5f62\u6846\uff0c\u5305\u542b\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5185\u5bb9\u533a\u57df (Content)<\/strong>\uff1a\u5143\u7d20\u7684\u5b9e\u9645\u5185\u5bb9\uff0c\u5982\u6587\u672c\u6216\u56fe\u7247\u3002<\/li>\n\n\n\n<li><strong>\u5185\u8fb9\u8ddd (Padding)<\/strong>\uff1a\u5185\u5bb9\u4e0e\u8fb9\u6846\u4e4b\u95f4\u7684\u7a7a\u95f4\u3002<\/li>\n\n\n\n<li><strong>\u8fb9\u6846 (Border)<\/strong>\uff1a\u5143\u7d20\u7684\u8fb9\u754c\uff0c\u4f4d\u4e8e\u5185\u8fb9\u8ddd\u4e4b\u5916\u3002<\/li>\n\n\n\n<li><strong>\u5916\u8fb9\u8ddd (Margin)<\/strong>\uff1a\u5143\u7d20\u4e0e\u5176\u4ed6\u5143\u7d20\u4e4b\u95f4\u7684\u95f4\u9694\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u76d2\u6a21\u578b\u7684\u9ed8\u8ba4\u60c5\u51b5\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5143\u7d20\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u901a\u5e38\u53ea\u5305\u62ec\u5185\u5bb9\u533a\u57df\u7684\u5927\u5c0f\u3002<\/li>\n\n\n\n<li>\u5185\u8fb9\u8ddd\u3001\u8fb9\u6846\u548c\u5916\u8fb9\u8ddd\u4e0d\u4f1a\u88ab\u5305\u542b\u5728 <code>width<\/code> \u548c <code>height<\/code> \u7684\u8ba1\u7b97\u4e2d\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u76d2\u6a21\u578b<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: 300px;\n  height: 200px;\n  padding: 20px;\n  border: 5px solid #333;\n  margin: 10px;\n  background-color: #3498db;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>width: 300px<\/code> \u548c <code>height: 200px<\/code> \u8bbe\u7f6e\u4e86\u5185\u5bb9\u533a\u57df\u7684\u5927\u5c0f\u3002<\/li>\n\n\n\n<li><code>padding: 20px<\/code> \u8bbe\u7f6e\u4e86\u5185\u8fb9\u8ddd\u3002<\/li>\n\n\n\n<li><code>border: 5px solid #333<\/code> \u8bbe\u7f6e\u4e86\u8fb9\u6846\u3002<\/li>\n\n\n\n<li><code>margin: 10px<\/code> \u8bbe\u7f6e\u4e86\u5916\u8fb9\u8ddd\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>box-sizing \u5c5e\u6027<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>box-sizing<\/code> \u5c5e\u6027\u7528\u4e8e\u6539\u53d8\u76d2\u6a21\u578b\u7684\u8ba1\u7b97\u65b9\u5f0f\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c<code>width<\/code> \u548c <code>height<\/code> \u53ea\u8ba1\u7b97\u5185\u5bb9\u533a\u57df\u7684\u5927\u5c0f\uff0c\u4f46\u901a\u8fc7\u8bbe\u7f6e <code>box-sizing<\/code> \u4e3a <code>border-box<\/code>\uff0c<code>width<\/code> \u548c <code>height<\/code> \u4f1a\u5305\u62ec\u5185\u8fb9\u8ddd\u548c\u8fb9\u6846\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>content-box<\/code>\uff1a\u9ed8\u8ba4\u503c\uff0c<code>width<\/code> \u548c <code>height<\/code> \u53ea\u5305\u62ec\u5185\u5bb9\u533a\u57df\u7684\u5927\u5c0f\u3002<\/li>\n\n\n\n<li><code>border-box<\/code>\uff1a<code>width<\/code> \u548c <code>height<\/code> \u5305\u62ec\u5185\u8fb9\u8ddd\u548c\u8fb9\u6846\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u4f7f\u7528 <code>box-sizing<\/code><\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: 300px;\n  height: 200px;\n  padding: 20px;\n  border: 5px solid #333;\n  box-sizing: border-box; \/* \u5305\u62ec\u5185\u8fb9\u8ddd\u548c\u8fb9\u6846 *\/\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528 <code>box-sizing: border-box<\/code> \u540e\uff0c\u5143\u7d20\u7684\u5b9e\u9645\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u4f1a\u5305\u62ec\u5185\u8fb9\u8ddd\u548c\u8fb9\u6846\uff0c\u4ece\u800c\u4e0d\u8d85\u51fa\u6307\u5b9a\u7684\u5c3a\u5bf8\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>\u6700\u5927\u548c\u6700\u5c0f\u5bbd\u5ea6\/\u9ad8\u5ea6 (max-width, min-width, max-height, min-height)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>max-width<\/code>\u3001<code>min-width<\/code>\u3001<code>max-height<\/code> \u548c <code>min-height<\/code> \u7528\u4e8e\u8bbe\u7f6e\u5143\u7d20\u7684\u6700\u5927\u548c\u6700\u5c0f\u5c3a\u5bf8\u3002\u8fd9\u4e9b\u5c5e\u6027\u53ef\u4ee5\u9632\u6b62\u5143\u7d20\u7684\u5c3a\u5bf8\u8d85\u8fc7\u6216\u5c0f\u4e8e\u7279\u5b9a\u7684\u503c\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>max-width<\/code>\uff1a\u8bbe\u7f6e\u5143\u7d20\u7684\u6700\u5927\u5bbd\u5ea6\u3002<\/li>\n\n\n\n<li><code>min-width<\/code>\uff1a\u8bbe\u7f6e\u5143\u7d20\u7684\u6700\u5c0f\u5bbd\u5ea6\u3002<\/li>\n\n\n\n<li><code>max-height<\/code>\uff1a\u8bbe\u7f6e\u5143\u7d20\u7684\u6700\u5927\u9ad8\u5ea6\u3002<\/li>\n\n\n\n<li><code>min-height<\/code>\uff1a\u8bbe\u7f6e\u5143\u7d20\u7684\u6700\u5c0f\u9ad8\u5ea6\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u4f7f\u7528\u6700\u5927\u548c\u6700\u5c0f\u5bbd\u5ea6<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: 100%;\n  max-width: 500px; \/* \u5bbd\u5ea6\u4e0d\u80fd\u8d85\u8fc7500px *\/\n  min-width: 300px; \/* \u5bbd\u5ea6\u4e0d\u80fd\u5c0f\u4e8e300px *\/\n  background-color: #3498db;\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5. <strong>\u767e\u5206\u6bd4\u5bbd\u5ea6\u548c\u9ad8\u5ea6<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>width<\/code> \u548c <code>height<\/code> \u5c5e\u6027\u4e5f\u53ef\u4ee5\u4f7f\u7528\u767e\u5206\u6bd4\u503c\u3002\u8fd9\u4e9b\u767e\u5206\u6bd4\u503c\u662f\u76f8\u5bf9\u4e8e\u7236\u5143\u7d20\u7684\u5c3a\u5bf8\u8ba1\u7b97\u7684\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u4f7f\u7528\u767e\u5206\u6bd4\u5bbd\u5ea6<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: 50%; \/* \u5bbd\u5ea6\u662f\u7236\u5143\u7d20\u5bbd\u5ea6\u768450% *\/\n  height: 300px;\n  background-color: #3498db;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>div<\/code> \u7684\u5bbd\u5ea6\u5c06\u662f\u7236\u5143\u7d20\u5bbd\u5ea6\u7684 50%\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6. <strong>\u89c6\u53e3\u5355\u4f4d (vw, vh, vmin, vmax)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u89c6\u53e3\u5355\u4f4d\u662f\u4e00\u79cd\u76f8\u5bf9\u4e8e\u89c6\u53e3\u5927\u5c0f\uff08\u5373\u6d4f\u89c8\u5668\u7a97\u53e3\u5927\u5c0f\uff09\u7684\u957f\u5ea6\u5355\u4f4d\u3002\u5e38\u89c1\u7684\u89c6\u53e3\u5355\u4f4d\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>vw<\/code>\uff1a\u89c6\u53e3\u5bbd\u5ea6\u7684 1%\u3002<\/li>\n\n\n\n<li><code>vh<\/code>\uff1a\u89c6\u53e3\u9ad8\u5ea6\u7684 1%\u3002<\/li>\n\n\n\n<li><code>vmin<\/code>\uff1a\u89c6\u53e3\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u4e2d\u8f83\u5c0f\u7684 1%\u3002<\/li>\n\n\n\n<li><code>vmax<\/code>\uff1a\u89c6\u53e3\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u4e2d\u8f83\u5927\u7684 1%\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u4f7f\u7528\u89c6\u53e3\u5355\u4f4d<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: 50vw; \/* \u5bbd\u5ea6\u662f\u89c6\u53e3\u5bbd\u5ea6\u768450% *\/\n  height: 50vh; \/* \u9ad8\u5ea6\u662f\u89c6\u53e3\u9ad8\u5ea6\u768450% *\/\n  background-color: #3498db;\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">7. <strong>\u81ea\u52a8\u5bbd\u5ea6\u548c\u9ad8\u5ea6 (auto)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528 <code>auto<\/code> \u503c\u65f6\uff0c\u5143\u7d20\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u5c06\u6839\u636e\u5176\u5185\u5bb9\u81ea\u52a8\u8c03\u6574\u3002\u5bf9\u4e8e\u5757\u7ea7\u5143\u7d20\uff0c<code>width<\/code> \u9ed8\u8ba4\u662f <code>auto<\/code>\uff0c\u5373\u5143\u7d20\u4f1a\u81ea\u52a8\u6269\u5c55\u4ee5\u9002\u5e94\u5176\u5185\u5bb9\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u81ea\u52a8\u5bbd\u5ea6<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: auto; \/* \u5bbd\u5ea6\u6839\u636e\u5185\u5bb9\u81ea\u52a8\u8c03\u6574 *\/\n  height: 200px;\n  background-color: #3498db;\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">8. <strong>\u54cd\u5e94\u5f0f\u8bbe\u8ba1\u4e2d\u7684\u6846\u5927\u5c0f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u54cd\u5e94\u5f0f\u7f51\u9875\u8bbe\u8ba1\u4e2d\uff0c\u6846\u5927\u5c0f\u9700\u8981\u6839\u636e\u5c4f\u5e55\u5927\u5c0f\u8fdb\u884c\u8c03\u6574\u3002\u4f60\u53ef\u4ee5\u7ed3\u5408\u5a92\u4f53\u67e5\u8be2 (<code>@media<\/code>) \u6765\u6539\u53d8\u5143\u7d20\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\uff0c\u4ee5\u9002\u5e94\u4e0d\u540c\u8bbe\u5907\u7684\u663e\u793a\u6548\u679c\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u54cd\u5e94\u5f0f\u8bbe\u8ba1\u4e2d\u7684\u6846\u5927\u5c0f<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>div {\n  width: 100%;\n  height: auto;\n  background-color: #3498db;\n}\n\n@media (max-width: 600px) {\n  div {\n    width: 80%;\n  }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5f53\u89c6\u53e3\u5bbd\u5ea6\u5c0f\u4e8e 600px \u65f6\uff0c<code>div<\/code> \u7684\u5bbd\u5ea6\u53d8\u4e3a 80%\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CSS3 \u6846\u5927\u5c0f\u8bbe\u7f6e\u975e\u5e38\u91cd\u8981\uff0c\u6d89\u53ca\u5230\u5404\u79cd\u5c5e\u6027\uff0c\u5982 <code>width<\/code>\u3001<code>height<\/code>\u3001<code>padding<\/code>\u3001<code>border<\/code>\u3001<code>margin<\/code> \u4ee5\u53ca\u66f4\u9ad8\u7ea7\u7684\u5c5e\u6027\u5982 <code>box-sizing<\/code> \u548c\u89c6\u53e3\u5355\u4f4d\u7b49\u3002\u7406\u89e3\u5e76\u638c\u63e1\u8fd9\u4e9b\u5c5e\u6027\u7684\u4f7f\u7528\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u7cbe\u786e\u63a7\u5236\u7f51\u9875\u5e03\u5c40\uff0c\u521b\u9020\u54cd\u5e94\u5f0f\u4e14\u7f8e\u89c2\u7684\u7f51\u9875\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 CSS3 \u4e2d\uff0c\u8bbe\u7f6e\u5143\u7d20\u7684\u6846\u5927\u5c0f\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u65b9\u9762\uff0c\u6d89\u53ca\u5230\u5143\u7d20\u7684\u5bbd\u5ea6\u3001\u9ad8\u5ea6\u3001\u8fb9\u8ddd\u3001\u586b\u5145\u548c\u8fb9\u6846\u7b49\u5c5e\u6027\u3002\u638c\u63e1\u8fd9\u4e9b\u5c5e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[55],"tags":[],"class_list":["post-1851","post","type-post","status-publish","format-standard","hentry","category-css"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1851","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=1851"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1851\/revisions"}],"predecessor-version":[{"id":1852,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1851\/revisions\/1852"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=1851"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=1851"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=1851"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}