
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>404表情脸</title>
<style>
* { border: 0; box-sizing: border-box; margin: 0; padding: 0; } :root { --hue: 223; --sat: 10%; --light: hsl(var(--hue), var(--sat), 95%); --dark: hsl(var(--hue), var(--sat), 5%); --trans-dur: 0.3s; color-scheme: light dark; font-size: clamp(1rem, 0.95rem + 0.25vw, 1.25rem); } body { background-color: light-dark(var(--light), var(--dark)); color: light-dark(var(--dark), var(--light)); font: 1em / 1.5 sans-serif; display: grid; place-items: center; height: 100vh; transition: background-color var(--trans-dur), color var(--trans-dur); } main { padding: 1.5em 0; } .face { display: block; width: 12em; height: auto; } .face__eyes, .face__eye-lid, .face__mouth-left, .face__mouth-right, .face__nose, .face__pupil { animation: eyes 1s 0.3s cubic-bezier(0.65, 0, 0.35, 1) forwards; } .face__eye-lid, .face__pupil { animation-duration: 4s; animation-delay: 1.3s; animation-iteration-count: infinite; } .face__eye-lid { animation-name: eye-lid; } .face__mouth-left, .face__mouth-right { animation-timing-function: cubic-bezier(0.33, 1, 0.68, 1); } .face__mouth-left { animation-name: mouth-left; } .face__mouth-right { animation-name: mouth-right; } .face__nose { animation-name: nose; } .face__pupil { animation-name: pupil; } @keyframes eye-lid { from, 40%, 45%, to { transform: translateY(0); } 42.5% { transform: translateY(17.5px); } } @keyframes eyes { from { transform: translateY(112.5px); } to { transform: translateY(15px); } } @keyframes pupil { from, 37.5%, 40%, 45%, 87.5%, to { stroke-dashoffset: 0; transform: translate(0, 0); } 12.5%, 25%, 62.5%, 75% { stroke-dashoffset: 0; transform: translate(-35px, 0); } 42.5% { stroke-dashoffset: 35; transform: translate(0, 17.5px); } } @keyframes mouth-left { from, 50% { stroke-dashoffset: -102; } to { stroke-dashoffset: 0; } } @keyframes mouth-right { from, 50% { stroke-dashoffset: 102; } to { stroke-dashoffset: 0; } } @keyframes nose { from { transform: translate(0, 0); } to { transform: translate(0, 22.5px); } }
</style>
</head>
<body>
<main>
<svg class="face" viewBox="0 0 320 380" width="320px" height="380px" aria-label="404 数字变成一张脸,左右张望并眨眼,嘴角画出微笑。">
<g fill="none" stroke="currentcolor" stroke-linecap="round" stroke-linejoin="round" stroke-width="25">
<g class="face__eyes" transform="translate(0, 112.5)">
<g transform="translate(15, 0)">
<polyline class="face__eye-lid" points="37,0 0,120 75,120" />
<polyline class="face__pupil" points="55,120 55,155" stroke-dasharray="35 35" />
</g>
<g transform="translate(230, 0)">
<polyline class="face__eye-lid" points="37,0 0,120 75,120" />
<polyline class="face__pupil" points="55,120 55,155" stroke-dasharray="35 35" />
</g>
</g>
<rect class="face__nose" rx="4" ry="4" x="132.5" y="112.5" width="55" height="155" />
<g stroke-dasharray="102 102" transform="translate(65, 334)">
<path class="face__mouth-left" d="M 0 30 C 0 30 40 0 95 0" stroke-dashoffset="-102" />
<path class="face__mouth-right" d="M 95 0 C 150 0 190 30 190 30" stroke-dashoffset="102" />
</g>
</g>
</svg>
</main>
</body>
</html>