css3-anime/anime/loading/09/css/ball-spin-fade.css

/*!
 * Load Awesome v1.1.0 (http://github.danielcardoso.net/load-awesome/)
 * Copyright 2015 Daniel Cardoso <@DanielCardoso>
 * Licensed under MIT
 */
.la-ball-spin-fade,
.la-ball-spin-fade > div {
    position: relative;
    -webkit-box-sizing: border-box;
       -moz-box-sizing: border-box;
            box-sizing: border-box;
}

.la-ball-spin-fade {
    display: block;
    font-size: 0;
    color: #fff;
}

.la-ball-spin-fade.la-dark {
    color: #333;
}

.la-ball-spin-fade > div {
    display: inline-block;
    float: none;
    background-color: currentColor;
    border: 0 solid currentColor;
}

.la-ball-spin-fade {
    width: 32px;
    height: 32px;
}

.la-ball-spin-fade > div {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 8px;
    height: 8px;
    margin-top: -4px;
    margin-left: -4px;
    border-radius: 100%;
    -webkit-animation: ball-spin-fade 1s infinite linear;
       -moz-animation: ball-spin-fade 1s infinite linear;
         -o-animation: ball-spin-fade 1s infinite linear;
            animation: ball-spin-fade 1s infinite linear;
}

.la-ball-spin-fade > div:nth-child(1) {
    top: 5%;
    left: 50%;
    -webkit-animation-delay: -1.125s;
       -moz-animation-delay: -1.125s;
         -o-animation-delay: -1.125s;
            animation-delay: -1.125s;
}

.la-ball-spin-fade > div:nth-child(2) {
    top: 18.1801948466%;
    left: 81.8198051534%;
    -webkit-animation-delay: -1.25s;
       -moz-animation-delay: -1.25s;
         -o-animation-delay: -1.25s;
            animation-delay: -1.25s;
}

.la-ball-spin-fade > div:nth-child(3) {
    top: 50%;
    left: 95%;
    -webkit-animation-delay: -1.375s;
       -moz-animation-delay: -1.375s;
         -o-animation-delay: -1.375s;
            animation-delay: -1.375s;
}

.la-ball-spin-fade > div:nth-child(4) {
    top: 81.8198051534%;
    left: 81.8198051534%;
    -webkit-animation-delay: -1.5s;
       -moz-animation-delay: -1.5s;
         -o-animation-delay: -1.5s;
            animation-delay: -1.5s;
}

.la-ball-spin-fade > div:nth-child(5) {
    top: 94.9999999966%;
    left: 50.0000000005%;
    -webkit-animation-delay: -1.625s;
       -moz-animation-delay: -1.625s;
         -o-animation-delay: -1.625s;
            animation-delay: -1.625s;
}

.la-ball-spin-fade > div:nth-child(6) {
    top: 81.8198046966%;
    left: 18.1801949248%;
    -webkit-animation-delay: -1.75s;
       -moz-animation-delay: -1.75s;
         -o-animation-delay: -1.75s;
            animation-delay: -1.75s;
}

.la-ball-spin-fade > div:nth-child(7) {
    top: 49.9999750815%;
    left: 5.0000051215%;
    -webkit-animation-delay: -1.875s;
       -moz-animation-delay: -1.875s;
         -o-animation-delay: -1.875s;
            animation-delay: -1.875s;
}

.la-ball-spin-fade > div:nth-child(8) {
    top: 18.179464974%;
    left: 18.1803700518%;
    -webkit-animation-delay: -2s;
       -moz-animation-delay: -2s;
         -o-animation-delay: -2s;
            animation-delay: -2s;
}

.la-ball-spin-fade.la-sm {
    width: 16px;
    height: 16px;
}

.la-ball-spin-fade.la-sm > div {
    width: 4px;
    height: 4px;
    margin-top: -2px;
    margin-left: -2px;
}

.la-ball-spin-fade.la-2x {
    width: 64px;
    height: 64px;
}

.la-ball-spin-fade.la-2x > div {
    width: 16px;
    height: 16px;
    margin-top: -8px;
    margin-left: -8px;
}

.la-ball-spin-fade.la-3x {
    width: 96px;
    height: 96px;
}

.la-ball-spin-fade.la-3x > div {
    width: 24px;
    height: 24px;
    margin-top: -12px;
    margin-left: -12px;
}

/*
 * Animation
 */
@-webkit-keyframes ball-spin-fade {
    0%,
    100% {
        opacity: 1;
        -webkit-transform: scale(1);
                transform: scale(1);
    }
    50% {
        opacity: .25;
        -webkit-transform: scale(.5);
                transform: scale(.5);
    }
}
@-moz-keyframes ball-spin-fade {
    0%,
    100% {
        opacity: 1;
        -moz-transform: scale(1);
             transform: scale(1);
    }
    50% {
        opacity: .25;
        -moz-transform: scale(.5);
             transform: scale(.5);
    }
}
@-o-keyframes ball-spin-fade {
    0%,
    100% {
        opacity: 1;
        -o-transform: scale(1);
           transform: scale(1);
    }
    50% {
        opacity: .25;
        -o-transform: scale(.5);
           transform: scale(.5);
    }
}
@keyframes ball-spin-fade {
    0%,
    100% {
        opacity: 1;
        -webkit-transform: scale(1);
           -moz-transform: scale(1);
             -o-transform: scale(1);
                transform: scale(1);
    }
    50% {
        opacity: .25;
        -webkit-transform: scale(.5);
           -moz-transform: scale(.5);
             -o-transform: scale(.5);
                transform: scale(.5);
    }
}