CSS3 动画光学错觉 - 暴走的恐龙

animated optical illusions 通过CSS3位置变动和光学变化构建的行走错觉。其实图片没动，是遮盖在图片上面的光栅在变换。

css3，物理

《aframe.js 3d拼图代码详解》作品已被踏得网收录！

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作品简介 2319
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HTML
CSS
JavaScript
Result

编译

JavaScript

编译

CSS

.lonelysquare,
.lonelysquare::before,
.lonelysquare::after {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}
.lonelysquare {
    width: 200px;
    height: 200px;
    margin: auto;
    box-shadow: 0 0 0 1px;
}
.lonelysquare::before {
    content: "";
    z-index: 2;
    background-color: #000;
    background-image: -webkit-linear-gradient(left, #000 83.33333%, transparent 83.33333%);
    background-image: linear-gradient(to right, #000 83.33333%, transparent 83.33333%);
    background-position: 0 -200px;
    background-repeat: repeat-x;
    width: 3300px;
    -webkit-transform: scaleX(0.06061);
    -ms-transform: scaleX(0.06061);
    transform: scaleX(0.06061);
    -webkit-transform-origin: 0 0;
    -ms-transform-origin: 0 0;
    transform-origin: 0 0;
    background-size: 60px 100%;
}
#switcher:checked ~ .box .lonelysquare::before {
    -webkit-animation: filter 20s linear 1 forwards;
    animation: filter 20s linear 1 forwards;
}
.lonelysquare::after {
    content: "";
    opacity: 0;
    background: url("/uploads/150701/dragon.jpg") 50% no-repeat;
}
#switcher:checked ~ .box .lonelysquare::after {
    -webkit-animation: fade-in 20s linear 1 forwards;
    animation: fade-in 20s linear 1 forwards;
}
@-webkit-keyframes filter {
    0% {
        background-color: #000;
    }
    5% {
        background-color: transparent;
    }
    10% {
        background-position: 0 -200px;
    }
    20% {
        background-position: 0 0;
    }
    80% {
        background-position: 2200px 0;
    }
    95% {
        background-position: 2200px -200px;
        background-color: transparent;
    }
    100% {
        background-color: #000;
    }
}
@keyframes filter {
    0% {
        background-color: #000;
    }
    5% {
        background-color: transparent;
    }
    10% {
        background-position: 0 -200px;
    }
    20% {
        background-position: 0 0;
    }
    80% {
        background-position: 2200px 0;
    }
    95% {
        background-position: 2200px -200px;
        background-color: transparent;
    }
    100% {
        background-color: #000;
    }
}
@-webkit-keyframes fade-in {
    0%, 100% {
        opacity: 0;
    }
    10%,
    90% {
        opacity: 1;
    }
}
@keyframes fade-in {
    0%, 100% {
        opacity: 0;
    }
    10%,
    90% {
        opacity: 1;
    }
}
.box {
    position: relative;
    overflow: hidden;
    width: 300px;
    height: 300px;
    margin: 0 auto;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    background-color: #fff;
}
.box:hover * {
    -webkit-animation-play-state: paused;
    animation-play-state: paused;
}
.box:active * {
    -webkit-animation-play-state: running;
    animation-play-state: running;
}
*,
*::before,
*::after {
    box-sizing: border-box;
}
body {
    position: relative;
    margin: 0;
    min-height: 100vh;
    padding-top: 1px;
    padding-bottom: 3em;
    text-align: center;
    background-color: #eee;
    color: #333;
}
.intro {
    width: 80%;
    max-width: 30rem;
    padding-bottom: 1rem;
    margin: 0.5em auto 1em;
    text-transform: capitalize;
    border-bottom: 1px dashed #999;
}
.intro small {
    display: block;
    opacity: 0.5;
}
.intro label {
    cursor: pointer;
}
.intro label::before {
    content: "";
    display: inline-block;
    vertical-align: middle;
    width: 1em;
    height: 1em;
    box-shadow: inset 0 0 0 0.1em;
    -webkit-transform: scale(0.7);
    -ms-transform: scale(0.7);
    transform: scale(0.7);
    opacity: 0.75;
}
#switcher:checked + .intro label::before {
    box-shadow: inset 0 0 0 0.1em, inset 0 0 0 0.25em #fff, inset 0 0 0 1em;
}
.info {
    position: absolute;
    bottom: 0;
    right: 0;
    margin: 1em;
    font-size: 0.9em;
    font-style: italic;
    font-family: serif;
    text-align: right;
    color: #999;
}
.info a {
    color: inherit;
}
#switcher {
    position: absolute;
    opacity: 0;
    clip: rect(0, 0, 0, 0);
}

HTML

animated optical illusions 通过CSS3位置变动和光学变化构建的行走错觉。其实图片没动，是遮盖在图片上面的光栅在变换。

css3，物理

编辑器支持Emmet

快捷键

animated optical illusions 通过CSS3位置变动和光学变化构建的行走错觉。其实图片没动，是遮盖在图片上面的光栅在变换。

css3，物理

编辑器支持Emmet

快捷键

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