ation-delay: 0s;
         -o-animation-delay: 0s;
            animation-delay: 0s;
}
.la-ball-scale-ripple-multiple &gt; div:nth-child(2) {
    -webkit-animation-delay: .25s;
       -moz-animation-delay: .25s;
         -o-animation-delay: .25s;
            animation-delay: .25s;
}
.la-ball-scale-ripple-multiple &gt; div:nth-child(3) {
    -webkit-animation-delay: .5s;
       -moz-animation-delay: .5s;
         -o-animation-delay: .5s;
            animation-delay: .5s;
}
.la-ball-scale-ripple-multiple.la-sm 