| 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485 | <!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <meta name="viewport" content="width=device-width, initial-scale=1.0">    <title>Document</title>    <style>        body{            margin: 0;            height: 100vh;            background-color: cornflowerblue;            /* overflow: hidden; */            perspective: 1000px;        }        .box{            width: 200px;            height: 200px;            border:1px dashed black;            position: fixed;            top: 50%;            left: 50%;            margin-top: -100px;            margin-left: -100px;            transform-style: preserve-3d;            /* transform: rotateY(30deg); */            animation-name: foo;            animation-duration: 2s;            animation-iteration-count: infinite;            animation-timing-function:linear;        }        @keyframes foo {            0%{                transform: rotateY(0deg);            }            100%{                transform: rotateY(360deg);            }        }        .box div{            width: 200px;            height: 200px;            position: absolute;            top:0;            left: 0;            background-size: 100% 100%;            opacity: 0.5;            border-radius: 15px;        }        .box .one{            background-image: url("./img/a.jpg");            transform: translateZ(100px);        }        .box .two{            background-image: url("./img/b.jpg");            transform: translateZ(-100px);        }        .box .three{            background-image: url("./img/c.jpg");            transform: rotateY(90deg) translateZ(100px);        }        .box .four{            background-image: url("./img/d.jpg");            transform: rotateY(90deg) translateZ(-100px);        }        .box .five{            background-image: url("./img/e.jpg");            transform: rotateX(90deg) translateZ(100px);        }        .box .six{            background-image: url("./img/f.jpg");            transform: rotateX(90deg) translateZ(-100px);        }    </style></head><body>    <div class="box">        <div class="one"></div>        <div class="two"></div>        <div class="three"></div>        <div class="four"></div>        <div class="five"></div>        <div class="six"></div>    </div></body></html>
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