cssAudio - Activefile-genericCSS - ActiveGeneric - ActiveHTML - ActiveImage - ActiveJS - ActiveSVG - ActiveText - Activefile-genericVideo - Activehtmlicon-personicon-teamoctocatspinnerstartv

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              DIV {
    width: 500px;
    height: 300px;
    
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' style=%22transform: rotate(45deg); transform-origin: 50% 50%;background: black;box-shadow: 0 0 0 .5rem orangered, 0 0 0 1rem black,0 0 0 1.5rem indigo, 0 0 0 2rem black, 0 0 0 2.5rem teal, 0 0 0 .5rem black inset, 0 0 0 1rem gold inset, 0 0 0 1.5rem black inset, 0 0 0 2rem yellowgreen inset, 0 0 0 2.5rem black inset, 0 0 0 3rem teal inset, 0 0 0 3.5rem black inset, 0 0 0 4rem purple inset, 0 0 0 4.5rem black inset, 0 0 0 5rem crimson inset, 0 0 0 5.5rem black inset, 0 0 0 6rem orange inset, 0 0 0 6.5rem black inset, 0 0 0 7rem yellow inset, 0 0 0 7.5rem black inset, 0 0 0 8rem aqua inset, 0 0 0 8.5rem black inset, 0 0 0 9rem teal inset;%22%3E%3C/svg%3E");
    background-size: 8rem 8rem;
    background-position: 50% 50%;
    
    animation: bg 10s infinite;
}

@keyframes bg {
    25% {
        background-size: 10rem 10rem;
    }
    
    50% {
        background-size: 5rem 5rem;
    }
    
    75% {
        background-size: 22rem 22rem;
    }
}

/* Base
 ---------------------------------  */
HTML, BODY {
    height: 100%;
}

BODY {
    display: flex;
    justify-content: center;
    align-items: center;
    background: #000;
}
            
          
!
999px
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