{"id":239,"date":"2026-09-01T10:36:28","date_gmt":"2026-09-01T02:36:28","guid":{"rendered":"https:\/\/yykcj.com\/?p=239"},"modified":"2026-09-01T10:36:28","modified_gmt":"2026-09-01T02:36:28","slug":"css-%e5%8a%a8%e7%94%bb%e8%bf%9b%e9%98%b6%e6%8c%87%e5%8d%97%ef%bc%9a%e4%bb%8e%e5%9f%ba%e7%a1%80%e5%88%b0%e9%ab%98%e6%80%a7%e8%83%bd%e4%ba%a4%e4%ba%92%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/yykcj.com\/?p=239","title":{"rendered":"CSS \u52a8\u753b\u8fdb\u9636\u6307\u5357\uff1a\u4ece\u57fa\u7840\u5230\u9ad8\u6027\u80fd\u4ea4\u4e92\u8bbe\u8ba1"},"content":{"rendered":"

\u5728\u73b0\u4ee3 Web \u5f00\u53d1\u4e2d\uff0cCSS \u52a8\u753b\u5df2\u6210\u4e3a\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u7136\u800c\uff0c\u8bb8\u591a\u5f00\u53d1\u8005\u5bf9\u52a8\u753b\u7684\u7406\u89e3\u505c\u7559\u5728\u7b80\u5355\u8fc7\u6e21\uff08transition\uff09\u5c42\u9762\uff0c\u9762\u5bf9\u590d\u6742\u4ea4\u4e92\u65f6\u5f80\u5f80\u529b\u4e0d\u4ece\u5fc3\u3002\u672c\u6587\u5c06\u4ece\u57fa\u7840\u539f\u7406\u51fa\u53d1\uff0c\u9010\u6b65\u63ed\u793a CSS \u52a8\u753b\u7684\u9ad8\u7ea7\u7528\u6cd5\uff0c\u5e76\u5206\u4eab\u6027\u80fd\u4f18\u5316\u7684\u6700\u4f73\u5b9e\u8df5\uff0c\u5e2e\u52a9\u4f60\u5728\u9879\u76ee\u4e2d\u6e38\u5203\u6709\u4f59\u5730\u521b\u5efa\u9ad8\u6027\u80fd\u52a8\u753b\u3002<\/p>\n

\u4e00\u3001\u52a8\u753b\u57fa\u7840\uff1a\u7406\u89e3 transform \u4e0e transition<\/h2>\n

CSS \u52a8\u753b\u7684\u6838\u5fc3\u662f transform<\/code> \u5c5e\u6027\uff0c\u5b83\u5141\u8bb8\u4f60\u65cb\u8f6c\uff08rotate\uff09\u3001\u7f29\u653e\uff08scale\uff09\u3001\u79fb\u52a8\uff08translate\uff09\u6216\u503e\u659c\uff08skew\uff09\u5143\u7d20\u3002transition<\/code> \u5219\u7528\u4e8e\u5e73\u6ed1\u5730\u6539\u53d8\u5c5e\u6027\u503c\u3002<\/p>\n

1.1 \u4e3a\u4ec0\u4e48\u4f18\u5148\u4f7f\u7528 transform \u548c opacity\uff1f<\/h3>\n

\u73b0\u4ee3\u6d4f\u89c8\u5668\u5bf9 transform<\/code> \u548c opacity<\/code> \u7684\u52a8\u753b\u8fdb\u884c\u4e86 GPU \u52a0\u901f\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u4e0d\u4f1a\u89e6\u53d1\u91cd\u6392\uff08reflow\uff09\u548c\u91cd\u7ed8\uff08repaint\uff09\uff0c\u6027\u80fd\u8fdc\u4f18\u4e8e\u6539\u53d8 width<\/code>\u3001height<\/code> \u6216 top<\/code> \u7b49\u5c5e\u6027\u3002<\/p>\n

\u793a\u4f8b\uff1a<\/strong> \u4e00\u4e2a\u7b80\u5355\u7684\u60ac\u505c\u7f29\u653e\u6548\u679c<\/p>\n

\n.button {\n  transform: scale(1);\n  transition: transform 0.3s ease;\n}\n.button:hover {\n  transform: scale(1.1);\n}\n<\/code><\/pre>\n
\u6ce8\u610f<\/strong>\uff1a\u4e0d\u8981\u4e3a\u6240\u6709\u5c5e\u6027\u90fd\u6dfb\u52a0\u8fc7\u6e21\uff0c\u53ea\u9700\u9488\u5bf9 transform<\/code> \u548c opacity<\/code>\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6027\u80fd\u5f00\u9500\u3002<\/p>\n
\u4e8c\u3001\u5173\u952e\u5e27\u52a8\u753b\uff1a@keyframes \u7684\u8fdb\u9636\u7528\u6cd5<\/h2>\n
\u5f53\u9700\u8981\u66f4\u590d\u6742\u7684\u52a8\u753b\u5e8f\u5217\u65f6\uff0c@keyframes<\/code> \u662f\u4f60\u7684\u5f97\u529b\u52a9\u624b\u3002\u5b83\u5141\u8bb8\u4f60\u5b9a\u4e49\u591a\u4e2a\u4e2d\u95f4\u72b6\u6001\uff0c\u5e76\u63a7\u5236\u52a8\u753b\u7684\u6301\u7eed\u65f6\u95f4\u3001\u5ef6\u8fdf\u548c\u5faa\u73af\u3002<\/p>\n
2.1 \u4f7f\u7528 steps() \u5b9e\u73b0\u9010\u5e27\u52a8\u753b<\/h3>\n
animation-timing-function<\/code> \u7684 steps()<\/code> \u51fd\u6570\u53ef\u4ee5\u6a21\u62df\u9010\u5e27\u52a8\u753b\u6548\u679c\uff0c\u5e38\u7528\u4e8e\u5236\u4f5c\u6253\u5b57\u673a\u6216\u96ea\u78a7\u56fe\u52a8\u753b\u3002<\/p>\n
\u793a\u4f8b\uff1a<\/strong> \u6253\u5b57\u673a\u6548\u679c<\/p>\n
\n.typing {\n  overflow: hidden;\n  white-space: nowrap;\n  border-right: 2px solid;\n  width: 0;\n  animation: typing 3s steps(20) forwards;\n}\n\n@keyframes typing {\n  from { width: 0; }\n  to { width: 100%; }\n}\n<\/code><\/pre>\n
2.2 \u52a8\u753b\u65b9\u5411\u4e0e\u586b\u5145\u6a21\u5f0f<\/h3>\n
animation-direction<\/code> \u63a7\u5236\u52a8\u753b\u662f\u5426\u53cd\u5411\u64ad\u653e\uff0canimation-fill-mode<\/code> \u51b3\u5b9a\u52a8\u753b\u7ed3\u675f\u540e\u7684\u72b6\u6001\u3002\u5408\u7406\u4f7f\u7528\u8fd9\u4e9b\u5c5e\u6027\u53ef\u4ee5\u907f\u514d\u52a8\u753b\u56de\u8df3\u3002<\/p>\n
\u793a\u4f8b\uff1a<\/strong> \u65e0\u9650\u5faa\u73af\u7684\u547c\u5438\u706f<\/p>\n
\n.breath {\n  animation: breathe 2s ease-in-out infinite alternate;\n}\n\n@keyframes breathe {\n  from { opacity: 0.5; transform: scale(0.9); }\n  to { opacity: 1; transform: scale(1.1); }\n}\n<\/code><\/pre>\n
alternate<\/code> \u8ba9\u52a8\u753b\u5728\u6b63\u5411\u548c\u53cd\u5411\u4e4b\u95f4\u4ea4\u66ff\uff0c\u5b9e\u73b0\u5e73\u6ed1\u7684\u547c\u5438\u6548\u679c\u3002<\/p>\n
\u4e09\u3001\u9ad8\u7ea7\u6280\u5de7\uff1a\u8ba9\u52a8\u753b\u66f4\u5177\u8868\u73b0\u529b<\/h2>\n
3.1 \u5229\u7528 CSS \u53d8\u91cf\u5b9e\u73b0\u52a8\u6001\u52a8\u753b<\/h3>\n
CSS \u53d8\u91cf\uff08\u81ea\u5b9a\u4e49\u5c5e\u6027\uff09\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u6539\u53d8\uff0c\u7ed3\u5408\u52a8\u753b\u53ef\u4ee5\u521b\u9020\u51fa\u9ad8\u5ea6\u53ef\u5b9a\u5236\u7684\u6548\u679c\u3002<\/p>\n
\u793a\u4f8b\uff1a<\/strong> \u53ef\u914d\u7f6e\u7684\u8fdb\u5ea6\u6761\u52a8\u753b<\/p>\n
\n.progress {\n  --progress: 0%; \/* \u52a8\u6001\u66f4\u65b0\u6b64\u53d8\u91cf *\/\n  width: var(--progress);\n  transition: width 0.5s ease;\n}\n.progress.start {\n  --progress: 100%;\n}\n<\/code><\/pre>\n
\u901a\u8fc7 JavaScript \u66f4\u65b0 --progress<\/code> \u7684\u503c\uff0c\u5373\u53ef\u63a7\u5236\u8fdb\u5ea6\u6761\u7684\u52a8\u753b\u3002<\/p>\n
3.2 \u52a8\u753b\u4e0e\u4ea4\u4e92\uff1a\u4e8b\u4ef6\u9a71\u52a8\u7684\u52a8\u753b\u63a7\u5236<\/h3>\n
\u52a8\u753b\u4e0d\u5e94\u53ea\u662f\u9875\u9762\u52a0\u8f7d\u65f6\u7684\u88c5\u9970\uff0c\u66f4\u5e94\u4e0e\u7528\u6237\u4ea4\u4e92\u7d27\u5bc6\u7ed3\u5408\u3002\u901a\u8fc7 animation-play-state<\/code> \u53ef\u4ee5\u6682\u505c\u548c\u6062\u590d\u52a8\u753b\uff0c\u5b9e\u73b0\u60ac\u505c\u6682\u505c\u6548\u679c\u3002<\/p>\n
\u793a\u4f8b\uff1a<\/strong> \u60ac\u505c\u6682\u505c\u7684\u65cb\u8f6c\u56fe\u6807<\/p>\n
\n.icon {\n  animation: spin 2s linear infinite;\n}\n.icon:hover {\n  animation-play-state: paused;\n}\n\n@keyframes spin {\n  from { transform: rotate(0deg); }\n  to { transform: rotate(360deg); }\n}\n<\/code><\/pre>\n
3.3 \u4f7f\u7528 Web Animations API \u589e\u5f3a\u63a7\u5236\u529b<\/h3>\n
\u5f53 CSS \u52a8\u753b\u65e0\u6cd5\u6ee1\u8db3\u590d\u6742\u903b\u8f91\u65f6\uff0cWeb Animations API\uff08WAAPI\uff09\u63d0\u4f9b\u4e86\u66f4\u7cbe\u7ec6\u7684\u63a7\u5236\u3002\u4f60\u53ef\u4ee5\u7528 JavaScript \u521b\u5efa\u52a8\u753b\u3001\u76d1\u542c\u4e8b\u4ef6\u7b49\u3002<\/p>\n
\u793a\u4f8b\uff1a<\/strong> \u4f7f\u7528 WAAPI \u5b9e\u73b0\u5f39\u6027\u52a8\u753b<\/p>\n
\nconst element = document.querySelector('.ball');\nconst animation = element.animate(\n  [\n    { transform: 'translateY(0)' },\n    { transform: 'translateY(-100px)' },\n    { transform: 'translateY(0)' }\n  ],\n  {\n    duration: 500,\n    easing: 'cubic-bezier(0.68, -0.55, 0.265, 1.55)',\n    iterations: 1\n  }\n);\n<\/code><\/pre>\n
\u56db\u3001\u6027\u80fd\u4f18\u5316\uff1a\u6253\u9020 60fps \u7684\u6d41\u7545\u52a8\u753b<\/h2>\n
4.1 \u4f7f\u7528 will-change \u63d0\u793a\u6d4f\u89c8\u5668<\/h3>\n
will-change<\/code> \u5c5e\u6027\u53ef\u4ee5\u63d0\u524d\u544a\u77e5\u6d4f\u89c8\u5668\u54ea\u4e9b\u5c5e\u6027\u5c06\u53d1\u751f\u53d8\u5316\uff0c\u4ece\u800c\u8fdb\u884c\u4f18\u5316\u3002\u4f46\u4e0d\u8981\u8fc7\u5ea6\u4f7f\u7528\uff0c\u5426\u5219\u4f1a\u5360\u7528\u5185\u5b58\u3002<\/p>\n
\n.animated {\n  will-change: transform, opacity;\n}\n<\/code><\/pre>\n
\u6ce8\u610f<\/strong>\uff1a\u5728\u52a8\u753b\u5b8c\u6210\u540e\uff0c\u79fb\u9664 will-change<\/code> \u6216\u5c06\u5176\u503c\u8bbe\u4e3a auto<\/code>\uff0c\u907f\u514d\u8d44\u6e90\u6d6a\u8d39\u3002<\/p>\n
4.2 \u5f3a\u5236\u4f7f\u7528 GPU \u52a0\u901f\u7684\u5e38\u89c1\u505a\u6cd5<\/h3>\n
\u9664\u4e86 transform<\/code> \u548c opacity<\/code>\uff0c\u6709\u65f6\u6211\u4eec\u4f1a\u7528 translateZ(0)<\/code> \u6216 translate3d<\/code> \u6765\u5f3a\u5236\u5f00\u542f GPU \u52a0\u901f\uff0c\u4f46\u8fd9\u5e94\u8c28\u614e\u4f7f\u7528\uff0c\u4ee5\u514d\u9020\u6210\u5c42\u7206\u70b8\u3002<\/p>\n
\n.gpu-accelerated {\n  transform: translateZ(0);\n}\n<\/code><\/pre>\n
4.3 \u907f\u514d\u52a8\u753b\u5f15\u8d77\u7684\u5e03\u5c40\u6296\u52a8<\/h3>\n
\u52a8\u753b\u8fc7\u7a0b\u4e2d\u5c3d\u91cf\u907f\u514d\u89e6\u53d1\u91cd\u6392\uff0c\u4f8b\u5982\u4e0d\u8981\u5728\u52a8\u753b\u4e2d\u8bfb\u53d6\u5e03\u5c40\u5c5e\u6027\uff08\u5982 offsetWidth<\/code>\uff09\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u5f3a\u5236\u540c\u6b65\u5e03\u5c40\u3002<\/p>\n
\u9519\u8bef\u793a\u4f8b<\/strong>\uff1a<\/p>\n
\nsetInterval(() => {\n  element.style.width = element.offsetWidth + 10 + 'px';\n}, 16);\n<\/code><\/pre>\n
\u6b63\u786e\u505a\u6cd5<\/strong>\uff1a\u4f7f\u7528 requestAnimationFrame<\/code> \u5e76\u7f13\u5b58\u8bfb\u53d6\u503c\u3002<\/p>\n
\u4e94\u3001\u5b9e\u6218\u6848\u4f8b\uff1a\u6784\u5efa\u4e00\u4e2a\u5361\u7247\u7ffb\u8f6c\u7ec4\u4ef6<\/h2>\n
\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u7efc\u5408\u8fd0\u7528\u4ee5\u4e0a\u77e5\u8bc6\uff0c\u521b\u5efa\u4e00\u4e2a\u5e38\u89c1\u7684\u5361\u7247\u7ffb\u8f6c\u4ea4\u4e92\u3002<\/p>\n
5.1 \u9700\u6c42\u5206\u6790<\/h3>\n
    \n
  • \u5361\u7247\u9ed8\u8ba4\u663e\u793a\u6b63\u9762\uff0c\u60ac\u505c\u65f6\u7ffb\u8f6c\u663e\u793a\u80cc\u9762\u3002<\/li>\n
  • \u7ffb\u8f6c\u52a8\u753b\u5e73\u6ed1\uff0c\u4e14\u4e0d\u5f71\u54cd\u9875\u9762\u5e03\u5c40\u3002<\/li>\n
  • \u652f\u6301\u952e\u76d8\u8bbf\u95ee\uff08tab \u952e\u805a\u7126\u65f6\u7ffb\u8f6c\uff09\u3002<\/li>\n<\/ul>\n
    5.2 HTML \u7ed3\u6784<\/h3>\n
    \n<div class="card" tabindex="0">\n  <div class="card-inner">\n    <div class="card-face card-front">\u6b63\u9762<\/div>\n    <div class="card-face card-back">\u80cc\u9762<\/div>\n  <\/div>\n<\/div>\n<\/code><\/pre>\n
    5.3 CSS \u5b9e\u73b0<\/h3>\n
    \n.card {\n  perspective: 1000px; \/* \u4e3a 3D \u6548\u679c\u63d0\u4f9b\u900f\u89c6 *\/\n}\n.card-inner {\n  transform-style: preserve-3d;\n  transition: transform 0.6s ease;\n}\n.card:hover .card-inner,\n.card:focus .card-inner {\n  transform: rotateY(180deg);\n}\n.card-face {\n  backface-visibility: hidden;\n  position: absolute;\n  inset: 0;\n}\n.card-back {\n  transform: rotateY(180deg);\n}\n<\/code><\/pre>\n
    5.4 \u6027\u80fd\u8003\u91cf<\/h3>\n
      \n
    • \u4f7f\u7528 transform<\/code> \u548c opacity<\/code> \u786e\u4fdd\u52a8\u753b\u6027\u80fd\u3002<\/li>\n
    • \u6dfb\u52a0 will-change: transform<\/code> \u5230 .card-inner<\/code>\uff0c\u4f46\u6ce8\u610f\u79fb\u9664\u3002<\/li>\n<\/ul>\n
      \ud83d\udca1 \u5e38\u89c1\u5751<\/strong>\uff1a\u5982\u679c\u5361\u7247\u5185\u5305\u542b\u6587\u672c\uff0c\u7ffb\u8f6c\u540e\u6587\u5b57\u4f1a\u955c\u50cf\uff0c\u9700\u8981\u989d\u5916\u5904\u7406\uff08\u5982\u53cd\u5411\u65cb\u8f6c\u6587\u5b57\uff09\u3002<\/p>\n
      \u516d\u3001\u603b\u7ed3\u4e0e\u5c55\u671b<\/h2>\n
      \u672c\u6587\u4ece\u57fa\u7840\u5230\u8fdb\u9636\uff0c\u7cfb\u7edf\u8bb2\u89e3\u4e86 CSS \u52a8\u753b\u7684\u6838\u5fc3\u6982\u5ff5\u3001\u5173\u952e\u5e27\u52a8\u753b\u3001\u9ad8\u7ea7\u6280\u5de7\u548c\u6027\u80fd\u4f18\u5316\u3002\u901a\u8fc7\u5b9e\u6218\u6848\u4f8b\uff0c\u4f60\u5e94\u8be5\u80fd\u591f\u5c06\u8fd9\u4e9b\u77e5\u8bc6\u5e94\u7528\u5230\u5b9e\u9645\u9879\u76ee\u4e2d\u3002<\/p>\n
      \u5173\u952e\u8981\u70b9\u56de\u987e<\/strong>\uff1a<\/p>\n
        \n
      1. \u4f18\u5148\u4f7f\u7528 transform<\/code> \u548c opacity<\/code> \u8fdb\u884c\u52a8\u753b\u3002<\/li>\n
      2. \u5229\u7528 @keyframes<\/code> \u548c steps()<\/code> \u5b9e\u73b0\u590d\u6742\u5e8f\u5217\u3002<\/li>\n
      3. \u7ed3\u5408 CSS \u53d8\u91cf\u548c WAAPI \u589e\u5f3a\u52a8\u753b\u7684\u7075\u6d3b\u6027\u548c\u63a7\u5236\u529b\u3002<\/li>\n
      4. \u6027\u80fd\u4f18\u5316\u662f\u6d41\u7545\u52a8\u753b\u7684\u57fa\u77f3\uff0c\u5408\u7406\u4f7f\u7528 will-change<\/code> \u548c GPU \u52a0\u901f\u3002<\/li>\n<\/ol>\n
        \u4e0b\u4e00\u6b65\u65b9\u5411<\/strong>\uff1a<\/p>\n
          \n
        • \u63a2\u7d22 scroll-driven animations<\/code>\uff08\u6eda\u52a8\u9a71\u52a8\u52a8\u753b\uff09\u7684\u65b0\u6807\u51c6\u3002<\/li>\n
        • \u5b66\u4e60\u66f4\u591a\u7f13\u52a8\u51fd\u6570\uff08cubic-bezier\uff09\u7684\u5b9a\u5236\u7b56\u7565\u3002<\/li>\n
        • \u7ed3\u5408 JavaScript \u6846\u67b6\uff08\u5982 React\u3001Vue\uff09\u7684\u52a8\u753b\u5e93\uff08\u5982 Framer Motion\u3001Vue Transition\uff09\u8fdb\u884c\u66f4\u9ad8\u6548\u7684\u5f00\u53d1\u3002<\/li>\n<\/ul>\n
          \u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u80fd\u5e2e\u52a9\u4f60\u63d0\u5347 CSS \u52a8\u753b\u6280\u80fd\uff0c\u521b\u9020\u51fa\u4ee4\u4eba\u60ca\u8273\u7684\u4ea4\u4e92\u4f53\u9a8c\u3002\u5982\u679c\u4f60\u6709\u4efb\u4f55\u95ee\u9898\u6216\u5fc3\u5f97\uff0c\u6b22\u8fce\u5728\u8bc4\u8bba\u533a\u4ea4\u6d41\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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