css实现翻书翻页loading加载动画效果代码-html代码-BFW代码库

代码语言：html

代码描述：css实现翻书翻页loading加载动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">





    <style>
        * {
        	border: 0;
        	box-sizing: border-box;
        	margin: 0;
        	padding: 0;
        }
        :root {
        	--hue: 223;
        	--bg: hsl(var(--hue),10%,90%);
        	--fg: hsl(var(--hue),10%,10%);
        	--primary: hsl(var(--hue),90%,55%);
        	--primary-l: hsl(var(--hue),90%,65%);
        	--primary-d: hsl(var(--hue),90%,45%);
        	--white: hsl(var(--hue),10%,100%);
        	--white-d: hsl(var(--hue),10%,45%);
        	font-size: calc(16px + (24 - 16) * (100vw - 320px) / (1280 - 320));
        }
        body {
        	background-color: var(--bg);
        	color: var(--fg);
        	font: 1em/1.5 sans-serif;
        	height: 100vh;
        	display: grid;
        	place-items: center;
        }
        .book,
        .book__pg-shadow,
        .book__pg {
        	animation: cover 7s ease-in-out infinite;
        }
        .book {
        	background-color: var(--primary-l);
        	border-radius: 0.25em;
        	box-shadow:
        		0 0.25em 0.5em hsla(0,0%,0%,0.3),
        		0 0 0 0.25em var(--primary) inset;
        	padding: 0.25em;
        	perspective: 37.5em;
        	position: relative;
        	width: 8em;
        	height: 6em;
        	transform: translate3d(0,0,0);
        	transform-style: preserve-3d;
        }
        .book__pg-shadow,
        .book__pg {
        	position: absolute;
        	left: 0.25em;
        	width: calc(50% - 0.25em);
        }
        .book__pg-shadow {
        	animation-name: shadow;
        	background-image: linear-gradient(-45deg,hsla(0,0%,0%,0) 50%,hsla(0,0%,0%,0.3) 50%);
        	filter: blur(0.25em);
        	top: calc(100% - 0.25em);
        	height: 3.75em;
        	transform: scaleY(0);
        	transform-origin: 100% 0%;
        }
        .book__pg {
        	animation-name: pg1;
        	background-color: var(--white);
        	background-image: linear-gradient(90deg,hsla(var(--hue),10%,90%,0) 87.5%,hsl(var(--hue),10%,90%));
        	height: calc(100% - 0.5em);
        	transform-origin: 100% 50%;
        }
        .book__pg--2,
        .book__pg--3,
        .book__pg--4 {
        	background-image:
        		repeating-linear-gradient(hsl(var(--hue),10%,10%) 0 0.125em,hsla(var(--hue),10%,10%,0) 0.125em 0.5em),
        		linear-gradient(90deg,hsla(var(--hue),10%,90%,0) 87.5%,hsl(var(--hue),10%,90%));
        	background-repeat: no-repeat;
        	background-position: center;
        	background-size: 2.5em 4.125em, 100% 100%;
        }
        .book__pg--2 {
        	animation-name: pg2;
        }
        .book__pg--3 {
        	animation-name: pg3;
        }
        .book__pg--4 {
        	animation-name: pg4;
        }
        .book__pg--5 {
        	animation-name: pg5;
        }
        
        /* Dark theme */
        @media (prefers-color-scheme: dark) {
        	:root {
        		--bg: hsl(var(--hue),10%,30%);
        		--fg: hsl(var(--hue),10%,90%);
        	}
        }
        
        /* Animations */
        @keyframes cover {
        	from, 5%, 45%, 55%, 95%, to {
        		animation-timing-function: ease-out;
        		background-color: var(--primary-l);
        	}
        	10%, 40%, 60%, 90% {
        		animation-timing-function: ease-in;
        		background-color: var(--primary-d);
        	}
        }
        @keyframes shadow {
        	from, 10.01%, 20.01%, 30.01%, 40.01% {
        		animation-timing-function: ease-in;
        		transform: translate3d(0,0,1px) scaleY(0) rotateY(0);
        	}
        	5%, 15%, 25%, 35%, 45%, 55%, 65%, 75%, 85%, 95% {
        		animation-timing-function: ease-out;
        		transform: translate3d(0,0,1px) scaleY(0.2) rotateY(90deg);
        	}
        	10%, 20%, 30%, 40%, 50%, to {
        		animation-timing-function: ease-out;
        		transform: translate3d(0,0,1px) scaleY(0) rotateY(180deg);
        	}
        	50.01%, 60.01%, 70.01%, 80.01%, 90.01% {
        		animation-timing-function: ease-in;
        		transform: translate3d(0,0,1px) scaleY(0) rotateY(180deg);
        	}
        	60%, 70%, 80%, 90%, to {
        		animation-timing-function: ease-out;
        		transform: translate3d(0,0,1px) scaleY(0) rotateY(0);
        	}
        }
        @keyframes pg1 {
        	from, to {
        		animation-timing-function: ease-in-out;
        		background-color: var(--white);
        		transform: translate3d(0,0,1px) rotateY(0.4deg);
        	}
        	10%, 15% {
        		animation-timing-function: ease-out;
        		background-color: var(--white);
        		transform: translate3d(0,0,1px) rotateY(180deg);
        	}
        	20%, 80% {
        		animation-timing-function: ease-in;
        		background-color: var(--white-d);
        		transform: translate3d(0,0,1px) rotateY(180deg);
      .........完整代码请登录后点击上方下载按钮下载查看