你也困了吗？，HTML代码在线实时编辑、实时预览

index.html

            
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            <!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="stylesheet" href="./style.css">
  <script src="./index.js"></script>
</head>

<body>

  <button id="musicBtn" class="music-btn">♪</button>
  <audio id="bgm" src="https://cloud-static.com/audio/good-dream-in-the-dark-216696.mp3" loop></audio>

  <div class="room">

    <div class="hearth">

      <!-- 窗户 -->
      <img src="./assets/Sticker-by-Perecz-Annabella.gif" class="window" />

      <!-- 壁炉 -->
      <img src="./assets/Fire-Winter-Sticker-by-Alba-Paris.webp" class="fireplace" />

      <!-- Fire glow -->
      <div class="fire-glow"></div>
    </div>

    <!-- 毛毯 -->
    <img src="./assets/a-fluffy-white-fur-rug-isolated-on-black-background-png.png" class="rug" />

    <!-- 小企鹅图片 -->
    <img src="./assets/Tired-Good-Night-Sticker-by-Pudgy-Penguins_1.gif" class="pudgy" />

    <!-- 标题 -->
    <div class="caption">"你也困了吗？"</div>
  </div>
</body>
<!--saman · Ólafur Arnalds-->

</html>

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style.css

            
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            html,
body {
  margin: 0;
  height: 100%;
  background: radial-gradient(#10151c, #05070a);
  font-family: "Quicksand", system-ui;
  overflow: hidden;
}

/* ROOM */
.room {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  width: 700px;
  height: 600px;

  background: linear-gradient(#1a212a, #0a0f14);
  border-radius: 18px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.6);

  /* ✅ allow window to extend OUTSIDE box */
  overflow: visible;
}

/* HEARTH — anchor for window + fireplace */
.hearth {
  position: absolute;
  bottom: 160px;
  left: 50%;
  transform: translateX(-50%);
  width: 260px;
  height: 360px;
  pointer-events: none;
}

/* ✅ ROUND window */
.window {
  position: absolute;
  bottom: 230px;
  left: 50%;
  width: 160px;
  height: 160px;
  transform: translateX(-50%);
  object-fit: cover;
  z-index: 2;
  filter: drop-shadow(0 0 8px rgba(200, 220, 255, 0.3));
}

/* FIREPLACE */
.fireplace {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 240px;
  transform: translateX(-50%);
  z-index: 3;
  filter: drop-shadow(0 0 18px rgba(255, 160, 90, 0.45));
  animation: fireGlow 3s ease-in-out infinite;
}

/* FIRE GLOW */
.fire-glow {
  position: absolute;
  bottom: -40px;
  left: 50%;
  width: 520px;
  height: 280px;
  transform: translateX(-50%);
  background: radial-gradient(
    ellipse at center,
    rgba(255, 170, 100, 0.35) 0%,
    rgba(255, 140, 80, 0.18) 40%,
    rgba(255, 140, 80, 0.06) 65%,
    transparent 75%
  );
  filter: blur(10px);
  z-index: 1;
}

/* Rug */
.rug {
  position: absolute;
  bottom: 24px;
  left: 50%;
  width: 420px;
  transform: translateX(-50%);
  z-index: 1;
}

/* Pudgy */
.pudgy {
  position: absolute;
  bottom: 80px;
  left: 50%;
  width: 230px;
  transform: translateX(-50%);
  z-index: 4;
}

/* Caption */
.caption {
  position: absolute;
  bottom: 24px;
  width: 100%;
  text-align: center;
  font-family: "Cinzel", serif;
  color: #f4e9d8;
  font-size: 18px;
  letter-spacing: 0.8px;
  opacity: 0.9;
}

/* Fire flicker */
@keyframes fireGlow {
  0%,
  100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.15);
  }
}

/* Music button */
.music-btn {
  position: fixed;
  bottom: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.18);
  color: white;
  cursor: pointer;
  backdrop-filter: blur(6px);
  z-index: 99;
}

/* ✅ Mobile scaling only — no repositioning */
@media (max-width: 940px) {
  .room {
    transform: translate(-50%, -50%) scale(0.9);
  }
}

@media (max-width: 780px) {
  .room {
    transform: translate(-50%, -50%) scale(0.8);
  }
}

@media (max-width: 640px) {
  .room {
    transform: translate(-50%, -50%) scale(0.7);
  }
}
@media (max-width: 480px) {
  .room {
    transform: translate(-50%, -50%) scale(0.72);
  }
}

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index.js

            
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            const musicBtn = document.getElementById("musicBtn");
const audio = document.getElementById("bgm");

musicBtn.addEventListener("click", () => {
  if (audio.paused) {
    audio.volume = 0.3; // 30% 音量
    audio.play();
    musicBtn.textContent = "⏸";
  } else {
    audio.pause();
    musicBtn.textContent = "♪";
  }
});

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Sticker-by-Perecz-Annabella.gif

            
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            {"md5":"0eb210d98a23beed5ce2524052832c32.gif","size":79152,"width":480,"height":480}

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Tired-Good-Night-Sticker-by-Pudgy-Penguins_1.gif

            
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            {"md5":"bcb70fedebace60ec5f54ee0b66f6f02.gif","size":319200,"width":600,"height":600}

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