@-webkit-keyframes sk-stretchdelay {
    0%,40%,100% {
        -webkit-transform: scaleY(0.4)
    }

    20% {
        -webkit-transform: scaleY(1)
    }
}

@keyframes sk-stretchdelay {
    0%,40%,100% {
        transform: scaleY(0.4);
        -webkit-transform: scaleY(0.4)
    }

    20% {
        transform: scaleY(1);
        -webkit-transform: scaleY(1)
    }
}